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:

Engine Oil Cooler Replacement
Removal Procedure Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Drain engine coolant. Refer to Cooling System Draining and Filling Remove the turbocharger oil feed pipe. Refer to Turbocharger Oil Feed Pipe Replacement ...

Evaporative Emission Canister Vent Solenoid Valve Replacement
Evaporative Emission Canister Vent Solenoid Valve Replacement Callout Component Name Preliminary Procedures Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the e ...

Front Wheel Drive Shaft Seal Replacement - Right Side
Front Wheel Drive Shaft Seal Replacement - Right Side Callout Component Name Preliminary Procedures Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the right wheel drive shaft. Refer to ...