Parts 20850923 Trailer Brake Control Module Assembly
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Parts 20850923 Trailer Brake Control Module Assembly

4.5/5
Product ID: 14461630
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🔧OEM Quality
⚙️Precision Fit
🛠️Durable Design
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Description

🚗 Upgrade Your Ride with Confidence!

  • BUILT TO LAST - Manufactured with durable materials to withstand the rigors of the road.
  • EASY INSTALLATION - User-friendly design ensures a hassle-free setup for your vehicle.
  • TRUST THE EXPERTS - Recommended by GM for optimal performance and safety.
  • SEAMLESS INTEGRATION - Designed for a perfect fit with your GM vehicle's original components.
  • GM APPROVED EXCELLENCE - Engineered to meet GM's high standards for quality and reliability.

The GM Genuine Parts 20850923 Trailer Brake Control Module Assembly is a high-quality replacement part designed specifically for GM vehicles. Manufactured to meet GM's original equipment specifications, this module ensures a perfect fit and reliable performance, making it an essential upgrade for maintaining your vehicle's braking system.

Reviews

4.5

All from verified purchases

L**

works fine, if...

So, this module works as expected and the price is great, I even opted for a cheaper used model and paid like $21.That being said, you will have to have it programmed to your vin number, or you'll continue to get "Service Trailer Brake" displays on your DIC and / or no gain, or manual switch operation. If you expect to install and have everything working right away, you will be upset. If you're trying to minimize the overall cost by having the hardware already installed , this worked for me. GM+plus wanted $265 by mail and my local Chevy service department wanted $399 for a repair I dropped $89 on using this product, an SSR and a local tuner that programmed the module in 5 minutes.

J**N

Works great!

Works great. This item does need to be programmed for your vehicle. Be aware of that before buying. Some people seem to leave negative feedback on items they do not understand. Many GM modules have to be programmed for the car they go into to work correctly.

T**R

Works well, worth the money if you need to use the trailer brake

I bought a 2009 Silverado 2500 at auction and come to find out the entire trailer brake control module and relay were missing. Ordered this and it was at my doorstep as expected. Install was painless, no complaints. After installed got fault code C1114, then realized I had to get it programmed by a local automotive ECM/programming shop for $100 so budget at least this as the local Chevrolet dealer wanted $160

M**N

Worked as expected, needs programming

Worked as expected 08 Chevrolet 2500 Duramax to fix service trailer brake error. Just remember it needs to be programmed. I used a generic J2534 passthrough and GM TDS.

J**A

Must Reset Vehicle Computer

Installed on 2008 K2500HD Chevy Silverado. You must also have the vehicles computer reset after you install or the dashboard warning messages won't go off. This is not indicated anywhere on the product or in product literature.

D**R

They dont come programmed.

Was not programmed and dealer could not program due to a fault in the unit. Had to purchase another one.

J**7

ACDelco 20850923 GM Original Equipment Trailer...

Had it installed and it is working as it should

D**D

Perfect fit

Perfect quality and was as described properly in the description. I would recommend this product to somebody who is looking for one.

A**R

Acdelco

Works as supposed toNeeds programming

J**.

qualité et rapidité de l'envoie

la pieces n'etais pas le probleme

Common Questions

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Parts 20850923 Trailer Brake Control Module Assembly | Desertcart Mongolia