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:

Communication Interface Module Replacement
Communication Interface Module Replacement Callout Component Name Preliminary Procedure Remove the instrument panel lower compartment. Refer to Instrument Panel Lower Compartment Replacement. Remove the instrument pa ...

Rear Wheel Bearing and Hub Replacement (Disc Brake)
Special Tools EN–45059 Angle Meter For equivalent regional tools, refer to Special Tools. Removal Procedure Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Insta ...

Tire Dismounting and Mounting
Caution: Use a tire changing machine in order to dismount tires. Do not use hand tools or tire irons alone in order to remove the tire from the wheel. Damage to the tire beads or the wheel rim could result. Caution: Do not scratch or damage the clear coating on aluminum wheels wit ...