FAQ for Body Control Module Repair
Q: How long should we turn off the ignition?
A:
You need to turn the ignition OFF for 10 seconds.
By BobGM Specialist
01/11/2022 Q: How to remove the Body Control Module?
A:
You need to remove the left instrument panel sound insulator and the lower instrument panel sound insulator. Then you need to disconnect the electrical connectors from the body control module. Finally, you can bend the 2 snap retainers back slightly and pull the body control module from the bracket at an angle.
By BobGM Specialist
01/11/2022 Q: What conditions may occur if the Programming Theft Deterrent System Components in the Theft Deterrent procedure are not performed after a BCM replacement?
A:
The vehicle will not be protected against theft by the PASSLOCK system, or the engine will not crank or start.
By BobGM Specialist
01/11/2022 Q: Do I need to reset personalization after the procedure is completed?
A:
Yes, you need to set the personalization again, because the personalization settings of the BCM are set to a default setting.
By BobGM Specialist
01/11/2022 Q: What do we need to notice when connecting or disconnecting the connectors to the BCM?
A:
You need to notice that the ignition switch must be in the OFF position.
By BobGM Specialist
01/11/2022