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:

Air Vents
Use the air vents located in the center and on the side of the instrument panel to direct the airflow. Move the slats on the center air vents to direct airflow. Turn the knobs on the side air vents counterclockwise or clockwise to open or close off the airflow. Operation Tips Clear away an ...

Brake Rotor Refinishing
Special Tools CH-41013 Rotor Resurfacing Kit CH-42450-A Wheel Hub Resurfacing Kit For equivalent regional tools, refer to Special Tools. Warning: Refer to Brake Dust Warning. Note: The disc brake rotors do not require refinishing as part of routine brake system servic ...

Exhaust Manifold with Catalytic Converter Replacement (LUW)
Exhaust Manifold with Catalytic Converter Replacement Callout Component Name Warning: Refer to Protective Goggles and Glove Warning. Warning: Refer to Exhaust Service Warning. Preliminary Procedure ...