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:

Radio Controls without Touchscreen
The buttons used to control the radio are: P /VOL: Press to turn the radio on and off. RADIO/BAND: Press to choose between AM, FM, and SiriusXM®, if equipped. Push/MENU/TUNE Knob: Turn to navigate the available menus. Turn to search for stations. INFO: Press to display additional information ...

Intake Manifold Replacement (LDE)
Removal Procedure Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Remove the throttle body assembly. Refer to Throttle Body Assembly Replacement. Disconnect wiring harness plug. Disconnect the pipes from ...

Starter Replacement (LUV)
Removal Procedure Disconnect the battery negative cable. Refer to  Battery Negative Cable Disconnection and Connection. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. If equipped with a front suspension skid plate, remove the drivetrain ...