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:

Instrument Panel Center Molding Replacement (With U58)
Instrument Panel Center Molding Replacement Callout Component Name 1 Instrument Panel Center Molding Assembly Procedure Use a flat bladed plastic trim tool in the shown locations, then rotate the trim tool 90 ...

Intake Manifold Tuning Valve Actuator Replacement
Intake Manifold Tuning Valve Actuator Replacement Callout Component Name Preliminary Procedure Properly raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. 1 Intake Manifold ...

Main Shaft Assemble (Gen 2)
Special Tools 3-0207944 Main Shaft Tapered Bearing Insert Tool For equivalent regional tools, refer to Special Tools. Install the 4th gear bearing assembly (1). in!i.l.i-if Note: The 3rd gear blocking ring lugs must be aligned with the 3rd/4th gear synchronizer ass ...