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:

Hood Hinge Replacement
Hood Hinge Replacement Callout Component Name Preliminary Procedures Remove the hood. Refer to Hood Replacement. Remove the front fender. Refer to Front Fender Replacement. 1 Hood Hinge Bolt (Q ...

Rear Seat Back Cushion Removal and Installation (60%)
Rear Seat Back Cushion Removal and Installation Callout Component Name Preliminary Procedure Remove the rear seat cushion. Refer to Rear Seat Cushion Removal and Installation. Remove the rear seat center retractor side be ...

Tire Pressure Indicator Sensor Replacement
Removal Procedure Raise the vehicle on a suitable support. Refer to Lifting and Jacking the Vehicle. Remove the tire/wheel assembly from the vehicle. Refer to Tire and Wheel Removal and Installation. Dismount the tire from the rim. Refer to Tire Dismounting and Mounting. ...