1991 Buick Roadmaster Electrical Connectors

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1991 Buick Roadmaster in Top Shape with Quality Electrical Connectors

Whether you’re repairing or upgrading your Electrical Connector, using high-quality parts is key to keeping your 1991 Buick Roadmaster looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Fog Light Connectors, Oil Pressure Switch and Senders, and Coolant Temperature Sensor Connectors. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Electrical Connectors from Trusted Brands

Looking for a reliable Electrical Connector? We’ve got you covered with options from brands you know and trust like Dorman and Carquest. For example, Dorman Electrical Connectors start at just $7.29 with an average 4.2 star rating. Carquest offer similar pricing and quality, backed by strong customer feedback. With over 3 reviews and a solid 5 star average, you can shop with confidence knowing other Buick Roadmaster owners approve.

Explore Related Parts

While you’re upgrading or replacing your Electrical Connector, don’t forget to check out other key components like Anti-Theft and Alarm Parts and Electrical Motors. At Advance Auto Parts, we’re here to help you keep your 1991 Buick Roadmaster in peak condition, inside and out.

Find Your Specific 1991 Buick Roadmaster Electrical Connectors

Looking for the perfect Electrical Connector for your 1991 Buick Roadmaster? You’re in the right place. Below, you’ll find links to various types of Electrical Connectors that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Electrical Connectors, ensuring durability and a precise fit for your Buick Roadmaster. Whether you’re driving a 1991 model or another popular model year like 1992, 1993, 1994, 1995, and 1996, we’ve got you covered. Purchasing Electrical Connectors from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Electrical Connectors that fit your vehicle.

Essential 1991 Buick Roadmaster Electrical Connectors

Carquest Premium – Multi-Use Connector (Part No.PTA1061)

Multi-Use Connector

from

$32.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2298)

Multi-Purpose Wire Connector with Leads

from

$39.99
ACDelco Professional Cornering Light Socket is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket socket is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1179)

Multi-Use Connector

from

$3.49
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1092)

Multi-Use Connector

from

$38.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1181)

Multi-Use Connector

from

$35.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

GM Genuine Parts – Multi-Purpose Pigtail (Part No.PT123)

Multi-Purpose Pigtail

from

$39.49
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More
View Product

Dorman – Electrical Harness – 2-Wire Coolant Temperature Sensor (Part No.85100)

Electrical Harness - 2-Wire Coolant Temperature Sensor

from

$7.29
This engine coolant temperature sensor connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine coolant temperature sensor connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

(1 reviews)
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1259)

Multi-Use Connector

from

$29.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest – Air Charge Temperature Sensor Connector (Part No.PT778)

Air Charge Temperature Sensor Connector

from

$35.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

(1 reviews)
View Product

Dorman – Multipurpose Pigtail (Part No.645-589)

Multipurpose Pigtail

from

$43.99
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
  • Versatile component – this connector can be used in a variety of repairs and custom installations
See More
View Product

Dorman – Pigtail -Evap. Canister Vent Valve Solenoid, Red, 2-way with Leads (Part No.645-631)

Pigtail -Evap. Canister Vent Valve Solenoid, Red, 2-way with Leads

from

$41.99
Make better electrical repairs and accessory installations with a Dorman pigtail connector. Designed for a clean appearance when installed, Dorman connectors are ideal for neatly securing wiring jobs in automotive, commercial, industrial and household applications. Our pigtails are constructed from quality materials for long service life and resistance to the elements, and offer a range of features including locking tabs, weatherproof seals and more, where applicable. Check the product details to choose the best product for your electrical wiring needs.

Product Features:
  • Ideal solution – this pigtail connector is designed to neatly connect to an idle control valve on specified vehicles
  • Ensure fit – check the product details to choose the best product for your needs
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

(1 reviews)
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA2471)

Multi-Use Connector

from

$89.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1078)

Multi-Use Connector

from

$32.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1137)

Multi-Use Connector

from

$26.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

GM Genuine Parts – 4-Way Male Black Multi-Purpose Pigtail (Part No.PT127)

4-Way Male Black Multi-Purpose Pigtail

from

$46.49
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1478)

Multi-Use Connector

from

$38.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1688)

Multi-Use Connector

from

$26.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1737)

Multi-Use Connector

from

$12.49
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA3082)

Multi-Use Connector

from

$92.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA2051)

Multi-Use Connector

from

$48.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Carquest Premium – Engine Oil Pressure Switch (Part No.SBA1099)

Engine Oil Pressure Switch

from

$66.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Oil Pressure Sensor/Switch monitors the engine¿s oil pressure, providing critical feedback to the driver and engine control unit to prevent potential damage from low oil pressure conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More
View Product

Carquest Premium – Engine Oil Pressure Switch (Part No.SBA1132)

Engine Oil Pressure Switch

from

$16.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Oil Pressure Sensor/Switch monitors the engine’s oil pressure, providing critical feedback to the driver and engine control unit to prevent potential damage from low oil pressure conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More
View Product

Popular 1991 Buick Roadmaster Electrical Connectors Categories

Oil Pressure Switch and Senders
Oil Pressure Switch and Senders
Manifold Air Pressure Sensor Connectors
Manifold Air Pressure Sensor Connectors
Coolant Level Sensor Connectors
Coolant Level Sensor Connectors
Forward Lamp Harness Connectors
Forward Lamp Harness Connectors
Fog Light Connectors
Fog Light Connectors
Air Charge Temperature Sensor Connectors
Air Charge Temperature Sensor Connectors
Coolant Temperature Sensor Connectors
Coolant Temperature Sensor Connectors
Oil Pressure Switch Connectors
Oil Pressure Switch Connectors
Engine Wiring Harness Connectors
Engine Wiring Harness Connectors
Power Mirror Switch Connectors
Power Mirror Switch Connectors
Inline Connectors
Inline Connectors
Hood Ajar Indicator Switch Connectors
Hood Ajar Indicator Switch Connectors
Engine Oil Level Sensor Connectors
Engine Oil Level Sensor Connectors
Cross Body Wiring Harness Connector
Cross Body Wiring Harness Connector

Most Popular Fog Light Connectors for 1991 Buick Roadmasters

Enhance your 1991 Buick Roadmaster with one of the 2 Fog Light Connectors we have in stock, starting at just $32.99.
show more show less

ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2298)

Multi-Purpose Wire Connector with Leads

from

$39.99
ACDelco Professional Cornering Light Socket is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket socket is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
See More
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1061)

Multi-Use Connector

from

$32.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Best-Selling 1991 Buick Roadmaster Oil Pressure Switch and Sender

Upgrade your Roadmaster with our best-selling Oil Pressure Switch and Sender.
show more show less

Carquest Premium – Engine Oil Pressure Switch (Part No.SBA1099)

Engine Oil Pressure Switch

from

$66.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Oil Pressure Sensor/Switch monitors the engine¿s oil pressure, providing critical feedback to the driver and engine control unit to prevent potential damage from low oil pressure conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More
View Product

Top-Quality Coolant Temperature Sensor Connectors for 1991 Buick Roadmasters

Choose a high-quality OEM or aftermarket Coolant Temperature Sensor Connector for Buick Roadmasters and enjoy top-notch performance from $7.29.
show more show less

Dorman – Electrical Harness – 2-Wire Coolant Temperature Sensor (Part No.85100)

Electrical Harness - 2-Wire Coolant Temperature Sensor

from

$7.29
This engine coolant temperature sensor connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine coolant temperature sensor connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

(1 reviews)
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1314)

Multi-Use Connector

from

$15.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

GM Genuine Parts – Multi-Purpose Pigtail (Part No.PT123)

Multi-Purpose Pigtail

from

$39.49
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
See More
View Product

Our Top Pick for a 1991 Buick Roadmaster Manifold Air Pressure Sensor Connector

Invest in a durable Manifold Air Pressure Sensor Connector for your 1991 Buick, knowing you’re getting trusted brands and expert craftsmanship.
show more show less

Carquest Premium – Multi-Use Connector (Part No.PTA1181)

Multi-Use Connector

from

$35.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Top-Rated Oil Pressure Switch Connectors for 1991 Buick Roadmasters

Make a smart move for your 1991 Buick Roadmaster with products all priced from $29.99 to $35.99.
show more show less

Carquest – Air Charge Temperature Sensor Connector (Part No.PT778)

Air Charge Temperature Sensor Connector

from

$35.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

(1 reviews)
View Product

Carquest Premium – Multi-Use Connector (Part No.PTA1259)

Multi-Use Connector

from

$29.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More
View Product

Top-Rated Electrical Connector Brands For Your 1991 Buick Roadmaster

When it comes to finding the perfect Electrical Connector for your 1991 Buick Roadmaster, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 5 trusted brands. We carry the most popular Electrical Connector brands including Carquest and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $7.29. Purchasing a Electrical Connector from us here at Advance Auto Parts is a smart move for both you and your 1991 Buick Roadmaster, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest 1991 Buick Roadmaster Electrical Connectors

If you’re looking for a top-quality Electrical Connector for your 1991 Buick Roadmaster, Advance Auto Parts has exactly what you need with our selection of Carquest Electrical Connectors. We have 1 Carquest Electrical Connectors in stock for this fitment, all known for their durability and precision fit. With prices starting at just $35.99, you’ll find the perfect Electrical Connector for your needs and budget. Carquest Electrical Connectors for the 1991 Buick Roadmaster come highly rated, with over 1 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Electrical Connector from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Air Charge Temperature Sensor Connector
from $35.99
(1)
Air Charge Temperature Sensor Connector
“OEM wire had corroded. New pigtail was of better quality and long enough to replace all of the corroded wire. Should have come with splice connections”

Top-Quality Dorman 1991 Buick Roadmaster Electrical Connectors

For those in search of a high-quality Electrical Connector for their 1991 Buick Roadmaster, Advance Auto Parts offers a great selection of Dorman Electrical Connectors. With 2 Dorman Electrical Connectors in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Electrical Connectors start at just $7.29, with an average price of $24.64, giving you a range of options to suit your budget. Backed by over 2 customer ratings and an average rating of 4.2 stars, Dorman Electrical Connectors provide both reliability and excellent performance. Choosing a Dorman Electrical Connector from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Pigtail -Evap. Canister Vent Valve Solenoid, Red, 2-way with Leads
from $41.99
(1)
Pigtail -Evap. Canister Vent Valve Solenoid, Red, 2-way with Leads
“Nicely made”
Electrical Harness - 2-Wire Coolant Temperature Sensor
from $7.29
(1)
Electrical Harness – 2-Wire Coolant Temperature Sensor
“I had a check engine light and a high idle, up to 3000 rpms. I tried almost everything; almost every gasket and sensor you can think of, even tried th”

FAQs for 1991 Buick Roadmaster Electrical Connectors

What are the best-selling Electrical Connectors for 1991 Buick Roadmasters?

Out of 20 Electrical Connectors that fit 1991 Buick Roadmasters, the following parts are the top sellers:

What’s the price range for 1991 Buick Roadmaster Electrical Connectors?

The prices of Electrical Connectors for the 1991 Buick Roadmaster range from $3.49 up to $89.99 for the most premium parts.

What is the average price of an Electrical Connector for a 1991 Buick Roadmaster?

The average price for Electrical Connectors for the 1991 Buick Roadmaster is $35.50. Keep in mind the variety of part types within our Electrical Connector category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Electrical Connectors for other Buick Roadmaster model years?

Yes, we carry Electrical Connectors for 4 model years of Buick Roadmasters between 1992 and 1996. The following model years are the most popular for Electrical Connector purchases: 1996, 1995, 1994, 1993, and 1992.

What are the cheapest Electrical Connectors for my 1991 Buick Roadmaster?

The cheapest 1991 Buick Roadmaster Electrical Connectors we carry are:

Does Advance Auto Parts sell Electrical Connectors for any other 1991 Buick models?

Yes. We stock Electrical Connectors for 6 other popular 1991 Buick models. Some of the most popular are 1991 Regal Electrical Connectors, 1991 Century Electrical Connectors, 1991 LeSabre Electrical Connectors, 1991 Skylark Electrical Connectors, and 1991 Riviera Electrical Connectors.

What are the top-rated Electrical Connectors that fit the 1991 Buick Roadmaster?

Based on 3 reviews by customers, our 1991 Buick Roadmaster Electrical Connectors have an average customer rating of 5 stars. These are the highest-rated categories of Electrical Connectors for the 1991 Buick Roadmaster and their top-rated products:

What types of Electrical Connectors do you sell for my 1991 Buick Roadmaster?

As of 6/2/26, these are some of the most in-demand types of Electrical Connectors for a 1991 Buick Roadmaster:

Can I get help with 1991 Buick Roadmaster Electrical Connector orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Electrical Connectors and more.

What is your return policy for Buick Roadmaster Electrical Connectors?

Advance Auto Parts keeps returns simple. For new Buick Roadmaster Electrical Connectors and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

More Popular Parts for All Makes