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:

Brake Pedal Assembly Replacement
Removal Procedure Remove the battery tray. Refer to Battery Tray Replacement. Remove the power vacuum brake booster bolts (1). Remove the brake pedal assembly upper nuts (1) Remove the brake pedal assembly lower nuts (1) Remo ...

Tools and Equipment
Special tools are listed and illustrated throughout this section with a complete listing at the end of the section. These tools, or their equivalents, are specially designed to quickly and safely accomplish the operations for which they are intended. The use of these special tools will also mi ...

Transmission Mount Replacement - Left Side
Removal Procedure Remove the battery tray. Refer to Battery Tray Replacement. Install the engine support fixture. Refer to Engine Support Fixture. Remove and DISCARD the left transmission mount to bracket bolts (1). Remove the left transmission mo ...