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:

Rear Side Door Window Weatherstrip Replacement (Hatchback)
Rear Side Door Window Weatherstrip Replacement Callout Component Name Preliminary Procedure Remove the rear side door window . Refer to Rear Side Door Window Replacement. 1 Rear Side Door Window ...

Hydraulic Brake System Description and Operation
System Component Description The hydraulic brake system consists of the following: Hydraulic Brake Master Cylinder Reservoir Contains a supply of brake fluid for the hydraulic brake system. Hydraulic Brake Master Cylinder Converts mechanical input force into hydr ...

Throttle Body Heater Inlet Pipe Replacement (LUW)
Throttle Body Heater Inlet Pipe Replacement Callout Component Name Preliminary Procedure Drain the cooling system. Refer to Cooling System Draining and Filling. 1 Throttle Body Heater Inlet Pipe ...