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:

Liftgate Window Replacement
Special Tools BO-24402-A Glass Sealant Remover (Cold Knife) BO-39032 Stationary Glass Removal Tool Use an adhesive that is approved by GM For equivalent regional tools, refer to Special Tools Removal Procedure Warning: Refer to Cracked Window Warning. Note ...

Steering Gear Boot Replacement
Special Tools CH-804  Tensioner For equivalent regional tools, refer to Special Tools. Removal Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the steering linkage outer tie rod. Refer to Steering Linkage Outer Tie Rod Rep ...

Oil Pan Replacement
Special Tools EN-49980 Guidance Pins For equivalent regional tools, refer to Special Tools. Removal Procedure Remove the right front wheelhouse liner extension. Refer to Front Wheelhouse Liner Inner Front Extension Replacement. Remove the oil filter and drain the engine oi ...