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 Primary Latch Release Cable Handle Replacement
Hood Primary Latch Release Cable Handle Replacement Callout Component Name Preliminary Procedure Remove the front side door opening floor carpet retainer. Refer to Front Side Door Opening Floor Carpet Retainer Replacement. ...

Front Upper Grille Replacement
Front Upper Grille Replacement Callout Component Name Preliminary Procedure Remove the front bumper fascia. Refer to Front Bumper Fascia Replacement. 1 Radiator Upper Grille Assembly Screw (Qty:? ...

Valve Stem Oil Seal and Valve Spring Replacement
Special Tools 207649 Rod Hairpin Clips 547324 Flange Screws EN-840 Pliers / Remover EN-958 Installer EN-45059 Angle Meter EN-50717 Kit J-43649–2 Rods For equivalent regional tools, refer to Special Tools. Removal Procedure Remove the spark plugs. Refer to Spa ...