Chevrolet Sonic Repair Manual: Immobilizer

Ignition Lock Cylinder Replacement

Removal Procedure Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the upper trim cover and the lower trim cover f ...

Immobilizer Description and Operation

The immobilizer system functions are provided by the body control module (BCM) and the engine control module (ECM), as well as any modules which store and report the environment identifier. When ...

Other materials:

Trip Computer
The trip computer is located in the Driver Information Center (DIC). It provides the driver with driving information such as average speed, fuel range, average fuel economy, and a timer. 1. SET/CLR: Press to set or clear the menu item displayed. This is not used to reset the trip odometer. T ...

Rear Window Panel Trim Replacement
Rear Window Panel Trim Replacement Callout Component Name Preliminary Procedures Remove the body lock pillar upper trim panel. Refer to Body Lock Pillar Upper Trim Panel Replacement. Remove the body rear seat back trim pa ...

Hub/Axle Flange and Wheel Stud Runout Inspection
Special Tools GE-8001 Dial Indicator Set , or equivalent Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Mark the location of the wheels to the wheel studs and mark the specific vehicle position on each tire and wheel – LF, LR, RF, RR. Remove the tire and ...