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:

Windshield Wiper Arm Replacement
Windshield Wiper Arm Replacement Callout Component Name Preliminary Procedure Open and support the hood assembly. 1 Windshield Wiper Arm Nut Cap Tip: Use a small flat-bladed tool in order to ...

Rear Brake Shield Replacement
Removal Procedure Warning: Refer to Brake Dust Warning. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation. Remove the rear brake rotor. Refer to R ...

Heater Outlet Hose Replacement (LUV)
Heater Outlet Hose Replacement Callout Component Name Preliminary Procedures Drain the engine coolant. Refer to Cooling System Draining and Filling. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacemen ...