GMC 22790786 Rear Left Door Wiring Harness

( Manufacturer Part Number: 22790786 ), ( Part Type: Wiring Door Harness ), ( Partout Id: 26283 ), ( Fitment Notes: Rear ), ( Genuine Oem: Yes ), ( Donor Vehicle: 2014 Gmc Terrain )

Review GMC Rear Left Door Wiring Harness Oem Used fits TERRAIN 2010–2017

The GMC Terrain Rear Left Door Wiring Harness, part number 22790786, is a crucial component for maintaining the electrical functionality of your vehicle's rear left door. This harness connects various electrical components within the door and ensures a seamless flow of power and data between them.

Manufactured by General Motors, this wiring harness is designed specifically for use in GMC Terrain models produced between 2010 and 2017. Its construction is robust and reliable, with a durable insulation that protects against wear and tear, ensuring long-lasting performance.

The harness includes a variety of connectors that interface with different electrical components within the door, such as the power window motor, lock actuator, and door speaker. Each connector is color-coded for ease of identification and installation, making it simple to connect the harness to the corresponding components.

The GMC Terrain Rear Left Door Wiring Harness is a direct replacement for the original equipment harness, ensuring a perfect fit and function. It is engineered to meet or exceed OEM specifications, providing superior performance and reliability.

Installing this harness is a straightforward process, making it an excellent choice for DIY enthusiasts. If you are experiencing issues with your GMC Terrain's rear left door, such as power window problems or malfunctioning door locks, this harness is an affordable and effective solution.

In summary, the GMC Terrain Rear Left Door Wiring Harness, part number 22790786, is an essential component for maintaining the electrical functionality of your vehicle's rear left door. Its robust and reliable construction, coupled with its ease of installation, makes it an excellent choice for GMC Terrain owners seeking to restore their vehicle's door functions.

Buying a GMC Terrain rear left door wiring harness with the part number 22790786 for years 2010 to 2017 involves considering both advantages and potential disadvantages. Here's a detailed analysis:

1. OEM Compatibility: This wiring harness is a genuine OEM (Original Equipment Manufacturer) part. It ensures a perfect fit and function in your vehicle.

2. Easy Installation: The wiring harness is designed for simple and straightforward installation, which saves you time and effort.

3. Improved Performance: A faulty door wiring harness can cause various issues, such as malfunctioning door locks, windows, or speakers. Replacing it with a new one can restore the desired performance.

1. Cost: Original equipment manufacturer parts can be more expensive compared to aftermarket alternatives. However, the cost of this part is within a reasonable range for most consumers.

2. Availability: Depending on the supplier, there might be a delay in receiving the part, which could lead to inconvenience for the customer.

3. Complex Repair: While the installation process is relatively simple, diagnosing the issue that led to the need for a new door wiring harness can be complex and time-consuming.

In conclusion, purchasing a GMC Terrain rear left door wiring harness with the part number 22790786 for years 2010 to 2017 can be a wise investment for those seeking OEM quality, improved performance, and easy installation. Despite the potential disadvantages, such as cost and availability, the benefits often outweigh the drawbacks. If you need a reliable and long-lasting solution for your vehicle's door wiring issues, consider investing in this OEM part.

Details:

Are NOT included unless specifically pictured in the listing. Basic Overview: This is the complete OEM wiring harness for driver-side rear door, including connectors window motor, door lock actuator, speaker, and courtesy lamp where equipped. GMC, 2010 GMC Terrain Rear Left Door Wiring Harness, 2011 2012 2013 2014 2015 2016 2017 Harness. All parts are used but fully functional, with any minor cosmetic damage clearly shown in the pictures and noted.

Return Conditions. Ready for installation. And may require cleaning before use. No splices, no broken plugs, damage to insulation.

OEM Part Numbers / References. Grommet is included and in good condition. No color or trim-dependent RPO codes apply to this harness. Clips, bolts, nuts, caps, plugs, washers, bulbs, accessories, etc.

Parts must be securely packaged for return shipping. Electronic items Our used parts may show signs of wear, such as scuffs, scratches, blemishes, dirt, etc. Return of Defective Parts.

Part #: 22790786: ABOUT THE PART: 2010 2017 GMC Terrain Rear Left Door Wiring Harness OEM 22790786 Used. Harness was fully tested for continuity and function prior to removal.: Item Overview. RPO Confirmation.

Fitment Help. Chevrolet, 2010 Chevrolet Equinox Rear Left Door Wiring Harness, 2011 2012 2013 2014 2015 2016 2017 Harness. Harness is clean with all connectors intact. Warranty Coverage.

Verified electrical equipment configuration from donor vehicle confirms correct SLT-level wiring. OEM rear left door wiring harness removed from a 2014 GMC Terrain SLT. All connectors, boots, and terminals are intact with no cuts or splices.

part #: 22790786 prices

• $29.24-$52.49

specifications accesvinta:

• for models: Terrain
• for makes: Gmc
• for years: 2010-2017
• mpn: 22790786
• part type: Wiring Door Harness
• partout id: 26283
• fitment notes: Rear
• genuine oem: Yes
• donor vehicle: 2014 Gmc Terrain

payments accesvinta:

• other
• credit card: Visa
• wallet: Paypal

returns accesvinta:

• policy: No Returns

shipping accesvinta:

• service: Standard
• transit: 4-10 Days
• class: Standard
• type: Fixed
• cost: $0.00

offer accesvinta:

• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• started: December 2, 2025

seller accesvinta:

• city: Dafter, Michigan
• # reviews: 1995
• rating: 100.0%

general accesvinta:

• Car Truck Parts Accessories > Exterior Parts Accessories > Other Exterior Parts Accessories
• condition: Used

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