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:

Rear Wiper/Washer System Description and Operation
The rear window wiper motor is located inside the hatchback door and is directly connected to the rear window wiper. Ignition voltage is supplied to the rear wiper motor through the wiper switch. The hatchback rear window washer systems equipped with a separate washer fluid pump, hose, and noz ...

Air Conditioning Compressor and Condenser Hose Replacement (LUW)
Removal Procedure Recover the refrigerant. Refer to Refrigerant Recovery and Recharging. Disconnect the A/C refrigerant pressure sensor electrical connector. Remove air conditioning compressor and condenser hose nut (1). Remove air conditioning compressor ...

Front Wheel Drive Shaft Seal Replacement - Left Side
Special Tools DT-446 Installer Drift DT-7004 Slide Hammer DT-23129 Universal Seal Remover For equivalent regional tools, refer to Special Tools. Removal Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the front suspension s ...