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:

Power Outlets
The accessory power outlets can be used to plug in electrical equipment, such as a cell phone or MP3 player. The vehicle has an accessory power outlet in front of the cupholders on the center floor console. Remove the cover to access and replace when not in use. Warning Power is always suppl ...

Master Cylinder Replacement
Removal Procedure Warning: Refer to Brake Fluid Irritant Warning. Caution: Refer to Brake Fluid Effects on Paint and Electrical Components Caution. Place the ignition switch in the OFF position. Remove the battery. Refer to Battery Replacement. Disconnect ...

Camshaft Position Actuator Solenoid Valve Installation
Caution: The camshaft position actuator solenoid valves must be kept parallel to the engine front cover during removal and installation. The camshaft position actuator solenoid valves can be damaged if they become wedged or stuck during this process. Install the 2̴ ...