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:

Radio Replacement (Without US8)
Radio Replacement Callout Component Name Preliminary Procedure Remove the instrument panel center molding. Refer to Instrument Panel Center Molding Replacement. 1 Radio Bolts (Qty: 4) ...

Brake Rotor Assembled Lateral Runout Correction - Indexing
Special Tools CH-45101-100 Conical Brake Rotor Washers For equivalent regional tools, refer to Special Tools. Warning: Refer to Brake Dust Warning. Note: Brake rotor thickness variation MUST be checked BEFORE checking for assembled lateral runout (LRO). Thi ...

Case Porosity Repair
Some external leaks are caused by case porosity in non-pressurized areas. Thoroughly clean the area to be repaired with a cleaning solvent. Air dry the area. Warning: Epoxy adhesive may cause skin irritations and eye damage. Read and follow all information on the container label a ...