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:

What Will You See after an Airbag Inflates?
After the frontal airbags and seat-mounted side impact airbags inflate, they quickly deflate, so quickly that some people may not even realize an airbag inflated. Roof-rail airbags may still be at least partially inflated for some time after they inflate. Some components of the airbag module m ...

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

Rear Seat Head Restraint Guide Replacement
Rear Seat Head Restraint Guide Replacement Callout Component Name Preliminary Procedure Remove the rear seat head restraint. Refer to Rear Seat Head Restraint Replacement 1 Rear Seat Head Restra ...