1991 GMC G2500 Electrical Connectors

Essential 1991 GMC G2500 Electrical Connectors

Carquest Premium – Manifold Absolute Pressure Sensor Connector (Part No.PTA1181)

Manifold Absolute Pressure Sensor Connector

from

$32.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

Carquest – Idle Air Control Valve Connector (Part No.PT302)

Idle Air Control Valve Connector

from

$36.49
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 distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • 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

Carquest – Air Charge Temperature Sensor Connector (Part No.PT191)

Air Charge Temperature Sensor Connector

from

$11.49
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 control modules feature double wire bonds for better connections, greater dependability and longer life despite being subjected to intense vibration and the tough operating environment
  • Copper slug heat sinks provide better heat dissipation to prevent heat from damaging the module
  • Our ignition modules will respond to a weak signal from the crankshaft position sensor and begin energizing the coils immediately for better starts in cold weather
  • High-temperature polymer housing reducing moisture intrusion and minimizes vibration damage for extended life and improved reliability
  • Our ignition modules are durability tested for 500 thermal cycles ranging from -40C to +125C
See More

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

Multi-Purpose Wire Connector with Leads

from

$37.99
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

ACDelco – 2-Way Female Black Multi-Purpose Pigtail (Part No.PT110)

2-Way Female Black Multi-Purpose Pigtail

from

$33.49
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

ACDelco – 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

Carquest – Engine Cooling Fan Switch Connector (Part No.PT5713)

Engine Cooling Fan Switch Connector

from

$32.05
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 distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • 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

Carquest Premium – Air Charge Temperature Sensor Connector (Part No.PTA1092)

Air Charge Temperature Sensor Connector

from

$33.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

Carquest Premium – Oil Pressure Switch Connector (Part No.PTA1259)

Oil Pressure Switch Connector

from

$23.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2319)

Multi-Purpose Wire Connector with Leads

from

$53.99
ACDelco Professional Throttle Position Sensor Connector 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 connector 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

Carquest – Cornering Light Socket (Part No.PT189)

Cornering Light Socket

from

$23.29
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 control modules feature double wire bonds for better connections, greater dependability and longer life despite being subjected to intense vibration and the tough operating environment
  • Copper slug heat sinks provide better heat dissipation to prevent heat from damaging the module
  • Our ignition modules will respond to a weak signal from the crankshaft position sensor and begin energizing the coils immediately for better starts in cold weather
  • High-temperature polymer housing reducing moisture intrusion and minimizes vibration damage for extended life and improved reliability
  • Our ignition modules are durability tested for 500 thermal cycles ranging from -40C to +125C
See More

Carquest Premium – Engine Crankshaft Position Sensor Connector (Part No.PTA1385)

Engine Crankshaft Position Sensor Connector

from

$5.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

Carquest Premium – ABS Wheel Speed Sensor Connector (Part No.PTA1398)

ABS Wheel Speed Sensor Connector

from

$35.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

Carquest – A/C Compressor Connector (Part No.PT770)

A/C Compressor Connector

from

$16.05
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

ACDelco – Black Multi-Purpose Pigtail (Part No.PT1825)

Black Multi-Purpose Pigtail

from

$61.99
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

Carquest Premium – A/C Compressor Clutch Relay Connector (Part No.PTA1269)

A/C Compressor Clutch Relay Connector

from

$5.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

Carquest Premium – Diesel Glow Plug Relay Connector (Part No.PTA1578)

Diesel Glow Plug Relay Connector

from

$26.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • 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

Carquest – Engine Oil Pressure Sender (Part No.S767)

Engine Oil Pressure Sender

from

$13.05
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:
  • Direct-fit OE replacement ensures proper fit, form, and function, which leads to a trouble-free installation
  • Designed and manufactured to our stringent quality standards at a certified facility, so you can install with confidence
  • Premium components and durable materials withstand harsh engine conditions to increase longevity and lifespan
  • Undergoes extensive testing and validation for proper performance and peak reliability
  • As a global manufacturer of automotive aftermarket products, we maintain complete quality control throughout the manufacturing process
See More

Carquest – Engine Oil Pressure Switch (Part No.59A1008)

Engine Oil Pressure Switch

from

$27.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
See More

Carquest – Engine Oil Pressure Sender (Part No.S371)

Engine Oil Pressure Sender

from

$23.05
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:
  • In manufacturing, we utilize a laser etching system to calibrate thick film printed circuits. This method provides for high accuracy reading of actual oil pressure in vehicle’s engine.
  • In construction, we utilize high temperature, polyimide film diaphragms. These provide for exceptional cycle durability & resistance to rupture & oil leakage. Units are designed to handle rapid pressure pulsations, without component damage.
  • All units are 100% tested using automated equipment that activates the switch, checks for leaks & stresses the part to ensure specification compliance, even under the most demanding operating conditions.
  • Robust design and high grade materials meet the stringent demands of today’s service professional
  • 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

ACDelco – Engine Oil Pressure Sensor (Part No.19244932)

Engine Oil Pressure Sensor

from

$41.99
ACDelco GM Original Equipment Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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ACDelco – Engine Oil Pressure Indicator and Choke Heater Switch (Part No.D1811)

Engine Oil Pressure Indicator and Choke Heater Switch

from

$14.49
The ACDelco GM Original Equipment Fuel Pump and Engine Oil Pressure Indicator Switch is a GM-recommended replacement for your vehicle’s original component. When our vehicle is low on oil, the engine oil pressure indicator switch will light up the corresponding indicator on your instrument panel. In certain applications, the engine oil pressure indicator switch will power up your fuel pump if the fuel pump relay is defective. This original equipment fuel pump and engine oil pressure indicator switch has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Work with vehicle electronics to help optimize vehicle capabilities
  • 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

Carquest Premium – Engine Oil Pressure Switch (Part No.SBA3625)

Engine Oil Pressure Switch

from

$22.49
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest – Engine Oil Pressure Switch (Part No.59C1025)

Engine Oil Pressure Switch

from

$49.49
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
See More

Carquest Premium – Engine Oil Pressure Switch (Part No.SAA4549)

Engine Oil Pressure Switch

from

$22.49
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Engine Oil Pressure Switch (Part No.SBC4422)

Engine Oil Pressure Switch

from

$48.49
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest – Engine Oil Pressure Sender (Part No.S996)

Engine Oil Pressure Sender

from

$46.05
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 ABS sensor line has complete coverage for domestic and import applications
  • Our ABS sensors are engineered for precision performance, durability and a long service life
  • All units are 100% tested using automated equipment that activates the switch, checks for leaks & stresses the part to ensure specification compliance, even under the most demanding operating conditions.
  • Robust design and high grade materials meet the stringent demands of today’s service professional
  • 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

Carquest Premium – Engine Oil Pressure Switch (Part No.SBA3248)

Engine Oil Pressure Switch

from

$11.79
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

1991 GMC G2500 Electrical Connectors

Maybe you’re in the middle of a full rebuild of that 1991 GMC G2500. Maybe you just need a couple of Electrical Connectors. Either way, Advance Auto Parts has 26 different Electrical Connectors in our inventory ranging from $5.29 to $78.87. That means you can find the exact parts or products you need to keep that 1991 GMC G2500 running smoothly.

Electrical Connectors are only as good as their brand. We stock 4 different brands to make sure you have plenty of trusted parts to choose from for your 1991 GMC G2500. Carquest, Carquest Premium, and AC Delco are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Electrical Connectors for your 1991 GMC G2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Electrical Connectors to keep your 1991 GMC G2500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Electrical Connectors Brands To Make Your 1991 GMC G2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 GMC G2500 demands trusted brand parts and products to keep it running. Many trusted brands of Electrical Connectors make up Advance Auto Parts’ inventory, and all are ready to help make your G2500 the best it can be. Be sure to browse some of our top Electrical Connectors brands and parts.

Popular Carquest Electrical Connectors

We carry Carquest parts in our stock across Oil Pressure Switch and Senders and Crankshaft Position Sensor Connectors categories, plus more. For a 1991 GMC G2500, our most popular Carquest Electrical Connectors include:
Engine Oil Pressure Switch
from $28.05
(9)
Engine Oil Pressure Switch
Oil Pressure Switch and Senders
Cornering Light Socket
from $23.29
(26)
Cornering Light Socket
Crankshaft Position Sensor Connectors
A/C Compressor Connector
from $16.05
(4)
A/C Compressor Connector
Ignition Knock (Detonation) Sensor Connectors

FAQs for 1991 GMC G2500 Electrical Connectors

What are the most purchased Electrical Connectors for the 1991 GMC G2500?

Out of 26 Electrical Connectors for the 1991 GMC G2500, the most popular in our inventory are:
Engine Oil Pressure Sensor
from $34.49
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
Engine Oil Pressure Sensor
from $49.99
This product is not rated
Engine Oil Pressure Sensor
Oil Pressure Switch and Senders
ABS Wheel Speed Sensor Connector
from $10.49
This product is not rated
ABS Wheel Speed Sensor Connector
Oil Pressure Switch Connectors