How to remove and replace the Body Control Module (BCM) on GMC C2500?

You must disconnect the battery power then take out the knee bolster before handling the Body Control Module. Connect the brown bcm connector last and switch ignition off while joining all power connectors to the bcm. The bcm detects faults without engine power and protects the courtesy lamps from self-discharge but cannot identify incoming signals or controlled circuits. Insert the scan tool in power down now mode to test circuits whose operation lies outside bcm and battery run down protection control. Start by detaching the brown plug then remove all other connectors from the bcm before taking it off the sliding bracket. You put the bcm on its bracket then join all attachments except the brown one before you connect it and put back the knee bolster with negative battery cables.

OEM GMC C2500 Body Control Module

BCM

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2 Body Control Modules found

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GMC C2500 Body Control Module Part Number: 16250731
Product Specifications
- Other Name: Module Assembly, Body Control; Module, Body Multi Function Electric Computer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-2000 GMC C2500 | Sierra SL, Sierra SLE, Sierra SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS
View related parts
GMC C2500 Control Module Part Number: 12135174
Product Specifications
- Other Name: Module, Headlamp/Fog Lamp/Turn Signal; Module
- Replaces: 12135124
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-2000 GMC C2500 | Sierra SL, Sierra SLE, Sierra SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS, 8 Cyl 6.5 L DIESEL, 8 Cyl 7.4 L GAS

GMC C2500 Body Control Module

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The GMC C2500 Body Control Module (BCM) is a part that plays an immense role in increasing the reliability and performance of vehicles of GMC C2500. This superior BCAM looks after several electrical features including lights, mechanically powered systems, and door locks providing easy use to the drivers. The GMC C2500 is a full-size pickup with a powerful physique made from 1960 to 1998 and the digital features of BCM make it possible for the truck to interact with the vehicle bus to control other onboard computers that also controls the electronic features. This integration not only increases the efficiency but also actively contributes to the increase in safety by ensuring the correct work of the corresponding systems. The GMC C2500 Body Control Module fits varieties of C2500 vehicles hence is a suitable option for owners keen on enhancing their vehicle's performance. Of course, the Body Control Module distinguishes the automotive market most of all because of its reliability, and the sophisticated technology used to control load drivers and turn on relays for such significant functions as locking the doors as well as engaging turn signals. Based on the fact that the GMC C2500 dated back to the 1980s and has always depicted mechanical flaws, the Body Control Module serves as a friend in ensuring that the truck performs optimally hence earning a break among heavy-duty vehicle lovers. GMC C2500 Body Control Module- preservation of the abilities of the legendary GMC C2500 as the efficient, safe and multifunctional pickup truck.

GMC C2500 Body Control Module Parts Questions & Experts Answers

Control Module
12135174
Q: How to remove and replace the Body Control Module (BCM) on GMC C2500?
A:
You must disconnect the battery power then take out the knee bolster before handling the Body Control Module. Connect the brown bcm connector last and switch ignition off while joining all power connectors to the bcm. The bcm detects faults without engine power and protects the courtesy lamps from self-discharge but cannot identify incoming signals or controlled circuits. Insert the scan tool in power down now mode to test circuits whose operation lies outside bcm and battery run down protection control. Start by detaching the brown plug then remove all other connectors from the bcm before taking it off the sliding bracket. You put the bcm on its bracket then join all attachments except the brown one before you connect it and put back the knee bolster with negative Battery Cables.