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:

Audio Disc Player and USB Receptacle Replacement
Audio Disc Player and USB Receptacle Replacement Callout Component Name 1 Audio Disc Player and USB Receptacle Procedure Open the instrument panel compartment door and using a small flat bladed tool, release ...

Rear Seat Back Cushion Cover and Pad Replacement (AMA 60% w/Split Back)
Rear Seat Back Cushion Cover and Pad Replacement Callout Component Name Preliminary Procedure Remove the rear seat back cushion. Refer to Rear Seat Back Cushion Removal and Installation Remove the rear seat head restraint ...

Tire and Wheel Removal and Installation
Special Tools CH-41013 Rotor Resurfacing Kit CH-42450-A Wheel Hub Resurfacing Kit For equivalent regional tools, refer to Special Tools. Removal Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the wheel cover ...