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:

Forward Collision Alert (FCA) System
For vehicles with FCA, this system is intended to help avoid or reduce the harm caused by front-end crashes. FCA provides a flashing visual alert and beeps when approaching a vehicle directly ahead too quickly. FCA also provides a visual alert if following another vehicle much too closely. The ...

Front Side Door Window Regulator Handle Replacement
Front Side Door Window Regulator Handle Replacement Callout Component Name 1 Front Side Door Window Regulator Handle Clip Procedure Use the appropriate tool, remove the clip from handle. 2 ...

Air Cleaner Assembly Replacement
Air Cleaner Assembly Replacement Callout Component Name 1 Air Cleaner Outlet Duct Clamp. Procedure Loosen clamp and remove air cleaner outlet duct from air cleaner assembly. 2 Mass ...