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:

DIC Operation and Displays
The DIC has different displays which can be accessed by using the DIC buttons on the turn signal lever on the left side of the steering wheel. The DIC displays trip, fuel, and warning messages if a system problem is detected. See Trip Computer  and Vehicle Messages. DIC Buttons 1. SET/C ...

Instrument Panel Center Air Outlet Replacement
Instrument Panel Center Air Outlet Replacement Callout Component Name Preliminary Procedure Remove the instrument panel center molding. Refer to Instrument Panel Center Molding Replacement. 1 In ...

Rear Window Wiper Motor Replacement (Hatchback)
Rear Window Wiper Motor Replacement Callout Component Name Preliminary Procedure Open and support the liftgate assembly. Remove the rear window wiper arm assembly. Refer to Rear Window Wiper Arm Replacement. Remove th ...