1990 GMC R3500 Electrical Connectors

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Keep Your 1990 GMC R3500 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 1990 GMC R3500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oil Pressure Switch and Senders, Cornering Light Socket Connectors, and Oil Pressure Switch 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.

Competitive Prices and Extensive Inventory

The average price for a 1990 GMC R3500 Electrical Connector at Advance Auto Parts is around $27.63, with a range that starts at $4.49 and goes up to $52.99. With 20 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Carquest Engine Oil Pressure Switch, SBC1022, GM Genuine Parts Engine Oil Pressure Sensor, 19244500, and Carquest Multi-Use Connector, PTA1007 start at just $19.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Electrical Connector, don’t forget to check out other key components like Driving Safety Monitoring System Parts and Electrical Motors. At Advance Auto Parts, we’re here to help you keep your 1990 GMC R3500 in peak condition, inside and out.

Essential 1990 GMC R3500 Electrical Connectors

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

Carquest Multi-Use Connector, PTA1314

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

Carquest Engine Oil Pressure Switch, SBC4422

from

$51.99
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.
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GM Genuine Parts – GM Genuine Parts Engine Oil Pressure Sensor, 19244500 (Part No.19244500)

GM Genuine Parts Engine Oil Pressure Sensor, 19244500

from

$52.99
Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.
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GM Genuine Parts – GM Genuine Parts Black Multi-Purpose Pigtail, PT2830 (Part No.PT2830)

GM Genuine Parts Black Multi-Purpose Pigtail, PT2830

from

$48.49
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.
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Carquest Premium – Carquest Multi-Use Connector, PTA1259 (Part No.PTA1259)

Carquest Multi-Use Connector, PTA1259

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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTC1432 (Part No.PTC1432)

Carquest Multi-Use Connector, PTC1432

from

$37.99
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.
See More

GM Genuine Parts – GM Genuine Parts 3-Way Female Gray Multi-Purpose Pigtail, PT121 (Part No.PT121)

GM Genuine Parts 3-Way Female Gray Multi-Purpose Pigtail, PT121

from

$45.49
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.
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Carquest Premium – Carquest Multi-Use Connector, PTA1498 (Part No.PTA1498)

Carquest Multi-Use Connector, PTA1498

from

$19.79
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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1007 (Part No.PTA1007)

Carquest Multi-Use Connector, PTA1007

from

$19.99
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.
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ACDelco – ACDelco Multi-Purpose Wire Connector with Leads, PT2298 (Part No.PT2298)

ACDelco Multi-Purpose Wire Connector with Leads, PT2298

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

Carquest Multi-Use Connector, PTA1179

from

$4.49
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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1752 (Part No.PTA1752)

Carquest Multi-Use Connector, PTA1752

from

$14.99
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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1044 (Part No.PTA1044)

Carquest Multi-Use Connector, PTA1044

from

$19.99
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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1964 (Part No.PTA1964)

Carquest Multi-Use Connector, PTA1964

from

$27.99
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.
See More

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

Dorman Electrical Harness - 2-Wire Coolant Temperature Sensor, 85100

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

GM Genuine Parts Multi-Purpose Pigtail, PT123

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.
See More

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

Carquest Multi-Use Connector, PTA1181

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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1003 (Part No.PTA1003)

Carquest Multi-Use Connector, PTA1003

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.
See More

Most Popular Oil Pressure Switch and Senders for 1990 GMC R3500s

Enhance your 1990 GMC R3500 with one of the 6 Oil Pressure Switch and Senders we have in stock, starting at just $9.99.

Carquest Premium – Carquest Engine Oil Pressure Switch, SBC1022 (Part No.SBC1022)

Carquest Engine Oil Pressure Switch, SBC1022

from

$34.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. They are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
See More

GM Genuine Parts – GM Genuine Parts Engine Oil Pressure Sensor, 19244500 (Part No.19244500)

GM Genuine Parts Engine Oil Pressure Sensor, 19244500

from

$52.99
Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.
See More

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

Carquest Engine Oil Pressure Switch, 59A1008

from

$27.99
Carquest 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.
See More

Carquest Premium – Carquest Engine Oil Pressure Switch, SBC3432 (Part No.SBC3432)

Carquest Engine Oil Pressure Switch, SBC3432

from

$30.49
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.
See More

Carquest Premium – Carquest Engine Oil Pressure Switch, SBA1094 (Part No.SBA1094)

Carquest Engine Oil Pressure Switch, SBA1094

from

$9.99
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.
See More

Carquest Premium – Carquest Engine Oil Pressure Switch, SBC1038 (Part No.SBC1038)

Carquest Engine Oil Pressure Switch, SBC1038

from

$34.99
Carquest Premium oil pressure sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium oil pressure sensors and switches are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium oil pressure sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. They are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered, and tested by world-class manufacturers to ensure a reliable and long-lasting repair.
See More

Best-Selling 1990 GMC R3500 Cornering Light Socket Connector

Upgrade your R3500 with our best-selling Cornering Light Socket Connector.

Carquest Premium – Carquest Multi-Use Connector, PTA1003 (Part No.PTA1003)

Carquest Multi-Use Connector, PTA1003

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.
See More

Top-Quality Oil Pressure Switch Connectors for 1990 GMC R3500s

Choose a high-quality OEM or aftermarket Oil Pressure Switch Connector for GMC R3500s and enjoy top-notch performance from $29.99.

GM Genuine Parts – GM Genuine Parts Black Multi-Purpose Pigtail, PT2830 (Part No.PT2830)

GM Genuine Parts Black Multi-Purpose Pigtail, PT2830

from

$48.49
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.
See More

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

Carquest Multi-Use Connector, PTA1259

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.
See More

Top Picks for 1990 GMC R3500 Windshield Washer Pump Connectors

Invest in one of our 2 durable Windshield Washer Pump Connectors for your 1990 GMC, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – Carquest Multi-Use Connector, PTA1007 (Part No.PTA1007)

Carquest Multi-Use Connector, PTA1007

from

$19.99
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.
See More

Carquest Premium – Carquest Multi-Use Connector, PTA1498 (Part No.PTA1498)

Carquest Multi-Use Connector, PTA1498

from

$19.79
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.
See More

Our Manifold Air Pressure Sensor Connectors for 1990 GMC R3500s

Make a smart move for your 1990 GMC R3500 with our Manifold Air Pressure Sensor Connector for $35.99.

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

Carquest Multi-Use Connector, PTA1181

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.
See More

FAQs for 1990 GMC R3500 Electrical Connectors

What are the best-selling Electrical Connectors for 1990 GMC R3500s?

Out of 20 Electrical Connectors that fit 1990 GMC R3500s, the following parts are the top sellers:

What’s the price range for 1990 GMC R3500 Electrical Connectors?

The prices of Electrical Connectors for the 1990 GMC R3500 range from $4.49 up to $52.99 for the most premium parts.

What is the average price of an Electrical Connector for a 1990 GMC R3500?

The average price for Electrical Connectors for the 1990 GMC R3500 is $27.63. 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 GMC R3500 model years?

Yes, we carry Electrical Connectors for 3 model years of GMC R3500s between 1987 and 1991. The following model years are the most popular for Electrical Connector purchases: 1991, 1989, 1988, and 1987.

What are the cheapest Electrical Connectors for my 1990 GMC R3500?

The cheapest 1990 GMC R3500 Electrical Connectors we carry are:

Does Advance Auto Parts sell Electrical Connectors for any other 1990 GMC models?

Yes. We stock Electrical Connectors for 22 other popular 1990 GMC models. Some of the most popular are 1990 Jimmy Electrical Connectors, 1990 K2500 Electrical Connectors, 1990 C2500 Electrical Connectors, 1990 K1500 Electrical Connectors, and 1990 C1500 Electrical Connectors.

What types of Electrical Connectors do you sell for my 1990 GMC R3500?

As of 8/2/26, these are some of the most in-demand types of Electrical Connectors for a 1990 GMC R3500:

Can I get help with 1990 GMC R3500 Electrical Connector orders?

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

What is your return policy for GMC R3500 Electrical Connectors?

Advance Auto Parts keeps returns simple. For new GMC R3500 Electrical Connectors and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.