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:

Lap-Shoulder Belt
All seating positions in the vehicle have a lap-shoulder belt. The following instructions explain how to wear a lap-shoulder belt properly. 1. Adjust the seat, if the seat is adjustable, so you can sit up straight. To see how, see “Seats” in the Index. 2. Pick up the latch plate and pull ...

Special Tools
Illustration Tool Number/Description EL 46079 Tire Pressure Monitor Diagnostic Tool el50448oec-t5 EL 50448 Tire Pressure Monitor Sensor Activation Tool ...

Radiator Replacement (LUV)
Removal Procedure Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement. Remove the front compartment front insulator cover. Refer to Front Compartment Front Insulator Cover Replacement. Remove the engine coolant fan shroud. Refer to Engine Coo ...