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:

Engine Compartment Fuse Block
LUV and LUW Engines The engine compartment fuse block is on the driver side of the vehicle, near the battery. Caution Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component. To access the fuses, press the clips together, ...

Front Floor Console Bracket Replacement
Front Floor Console Bracket Replacement Callout Component Name Preliminary Procedure Remove the left front floor console extension panel. Refer to Front Floor Console Extension Replacement - Left Side. 1 ...

Fuel Tank Fuel Pump Module Replacement
Special Tools EN-48279 Fuel Sender Lock Ring Tool For equivalent regional tools, refer Special Tools. Removal Procedure Relieve the fuel system pressure. Refer to Fuel Pressure Relief Remove the fuel tank. Refer to Fuel Tank Replacement. Disconnect the electrical c ...