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:

Airbag System
The vehicle has the following airbags except where noted below: A frontal airbag for the driver. A frontal airbag for the front outboard passenger. A knee airbag for the driver. A knee airbag for the front outboard passenger. A seat-mounted side impact airbag for the driver. A seat-mou ...

SIR Service Precautions
General Service Instructions Warning: When performing service on or near the SIR components or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling and Enabling . Failure to observe the correct procedure could cause deployment of the SIR components, person ...

Front Wheel Drive Shaft Seal Replacement - Left Side
Front Wheel Drive Shaft Seal Replacement - Left Side Callout Component Name Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the left wheel drive shaft. Refer to Fr ...