Chevrolet Sonic Repair Manual: Body Control Module Replacement

Body Control Module Programming and Setup

Note: DO NOT program a control module unless directed to by a service procedure or a service bulletin. If the control module is not properly configured with the correct calibration s ...

Body Control System Description and Operation

The body control system consists of the body control module (BCM), communications, and various input and outputs. Some inputs, outputs and messages require other modules to interact with the BCM. ...

Other materials:

When Should an Airbag Inflate?
This vehicle is equipped with airbags. See Airbag System. Airbags are designed to inflate if the impact exceeds the specific airbag system's deployment threshold. Deployment thresholds are used to predict how severe a crash is likely to be in time for the airbags to inflate and help restra ...

Radio Programming and Setup
Note: DO NOT program a control module unless directed to by a service procedure or a service bulletin. If the ECU is not properly configured with the correct calibration software, the ECU will not control all of the vehicle features properly. Ensure the programming tool is ...

Timing Belt Center Front Cover Replacement
Timing Belt Center Front Cover Replacement Callout Component Name Preliminary Procedure Remove the timing belt upper front cover. Refer to Timing Belt Upper Front Cover Replacement. Remove the engine mount bracket. Refer ...