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:

When the System Does Not Seem to Work Properly
The RVC system may not work properly or display a clear image if: The RVC is turned off. See “Turning the Rear Camera System On or Off” earlier in this section. It is dark. The sun or the beam of headlamps are shining directly into the camera lens. Ice, snow, mud, or anything else b ...

Rear Suspension Description and Operation
This vehicle has a beam rear suspension system consisting of the following components: An axle with integral trailing arms A cross beam Two coil springs Two standard shock absorbers Axle Assembly The axle assembly attaches to the underbody through a rubber bushing and brac ...

Stabilizer Shaft Replacement
Removal Procedure Remove the intermediate steering shaft lower bolt. Refer to Intermediate Steering Shaft Replacement. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Inst ...