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:

Trunk Release
To lock or unlock the trunk from the inside, press or on the central locking switch or on the driver door switch. To open the trunk from inside the vehicle press . To lock the trunk from the outside press on the RKE transmitter. To open the trunk from outside of the vehicle: Pres ...

Rail Dust Damage Repair
Warning: Refer to Eye Protection Warning. Note: If rail dust has penetrated into the basecoat, the panel requires refinishing. Ensure all the rail dust has been removed prior to refinishing or the rust spots will return. Rail dust damage comes from the tiny iron particles produce ...

Transmission Fluid Level and Condition Check
Removal Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Remove the front suspension skid plate, if equipped. Refer to Drivetrain and Front Suspension Frame Skid Plate Replacement Place a basin underneath the vehicle. Clean away all ...