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:

Air Inlet Grille Panel Replacement
Air Inlet Grille Panel Replacement Callout Component Name Preliminary Procedure Remove both wiper arm assemblies. Refer to Windshield Wiper Arm Replacement. Remove both outer hood rear seals. Refer to Hood Rear Seal Repla ...

Crankshaft Balancer Removal
Special Tools EN-652 Flywheel Holder For equivalent regional tools, refer to Special Tools. Install the EN-652 holder (1). Lock the flywheel (2) or the automatic transmission flex plate via the starter ring gear. Remove and DISCARD the crankshaft balancer bo ...

Differential Carrier Removal (6T30)
Differential Carrier Removal Callout Component Name 1 Differential Carrier Assembly 2 Final Drive Sun Gear ...