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:

Disarming the System
To disarm the system, either unlock the doors using the RKE transmitter, or start the vehicle with a recognized transmitter in the vehicle. To avoid setting off the alarm by accident: Press on the RKE transmitter. Start the vehicle. To avoid setting off the alarm by accident: Lock t ...

Throttle Body Heater Outlet Hose Replacement (LUW)
Throttle Body Heater Outlet Hose Replacement Callout Component Name Preliminary Procedure Drain the cooling system. Refer to Cooling System Draining and Filling. Remove the air cleaner outlet duct. Refer to Air Cle ...

Transmission Mount Bracket Replacement - Left Side
Removal Procedure Remove the left transmission mount. Refer to Transmission Mount Replacement - Left Side. Remove the three left transmission mount bracket to transmission bolts (1). Remove the left transmission mount bracket (2) from the transmis ...