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:

Underbody Rear Side Rail Extension Replacement
Removal Procedure Warning: Refer to Approved Equipment for Collision Repair Warning. Warning: Refer to Glass and Sheet Metal Handling Warning. Disable the SIR System. Refer to SIR Disabling and Enabling. Disconnect the negative battery cable. Refer ...

Wheel Drive Shaft Inner Joint Inspection
Inspection Procedure Remove the front wheel drive shaft inner joint and boot. Refer to Front Wheel Drive Shaft Replacement. Remove the wheel drive shaft tripod bushing (1) from the tripod housing (3). Remove the wheel drive shaft tripod housi ...

Fuel Feed Pipe Replacement
Removal Procedure .- Remove the fuel feed pressure sensor. Refer to Fuel Pressure Sensor Replacement - Fuel Feed Pipe. Disconnect the fuel feed pipe (1). Refer to Plastic Collar Quick Connect Fitting Service. Remove the plastic retainer (1) ...