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:

Tire Sealant and Compressor Kit
Warning Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine exhaust may enter the vehicle. Engine exhaust contains carbon monoxide (CO) which cannot be seen or smelled. It can cause unconsciousness and even death. Never run the engine in an enclosed area that has n ...

Front Side Door Window Regulator Motor Replacement
Front Side Door Window Regulator Motor Replacement Callout Component Name Warning: Refer to Glass and Sheet Metal Handling Warning. Preliminary Procedure Remove the front side door window regulator. Front Side ...

Rear Bumper Fascia Tow Eye Access Hole Cover Replacement
Rear Bumper Fascia Tow Eye Access Hole Cover Replacement Callout Component Name 1 Rear Bumper Fascia Rear Tow Eye Access Hole Cover Procedure Using a small flat-bladed tool, release the cover from the rear bu ...