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 Washer Nozzle Replacement
Windshield Washer Nozzle Replacement Callout Component Name Preliminary Procedure Remove the hood insulator. Refer to Hood Insulator Replacement. 1 Windshield Washer Nozzle Procedure Disconne ...

Battery Replacement
Removal Procedure Open the hood. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the battery retainer bolt (1) and the battery retainer (2). Loosen the battery positive cable ju ...

Engine Coolant Air Bleed Hose Replacement (LUV)
Engine Coolant Air Bleed Hose Replacement Callout Component Name 1 Engine Coolant Air Bleed Hose Clamp (Qty: 2) Special Tools BO-38185 Hose Clamp Pliers For equivalent regional tools, refer to Special T ...