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:

Storing a Favorite Station
Stations from all bands can be stored in any order in the favorite pages. Up to five stations can be stored in each of the seven favorites pages. Storing Stations To store the station to a position in the list, press the corresponding button 1−5 until a beep is heard. 1. Select the desir ...

Dome Lamp Bezel Replacement
Dome Lamp Bezel Replacement Callout Component Name 1 Dome Lamp Bezel Cover Procedures Grasp the bezel cover and pull downward to remove from the lamp assembly. Disconnect the electrical connections, as ne ...

Cylinder Head Replacement
Special Tools BO-38185 Hose Clamp Pliers EN-45059 Angle Meter For equivalent regional tools, refer to Special Tools. Removal Procedure Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Relieve fuel system pressure. Re ...