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:

Windows
Manual Windows If equipped, use the window crank to open and close each window. See Manual Windows. Power Windows If equipped, press the switch down to open the window. Pull the front of the switch up to close it. The switches work when the vehicle is in ON/RUN or ACC/ ACCESSORY, or when Re ...

Hood Primary Latch Release Cable Handle Replacement
Hood Primary Latch Release Cable Handle Replacement Callout Component Name Preliminary Procedure Remove the front side door opening floor carpet retainer. Refer to Front Side Door Opening Floor Carpet Retainer Replacement. ...

Engine Coolant Thermostat Replacement (LUV)
Removal Procedure Drain the cooling system. Refer to Cooling System Draining and Filling. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement. Remove the engine coolant temperature sensor connector (1). Disconnect the radi ...