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:

Remote Keyless Entry (RKE) System Operation
The RKE transmitter may work up to 60?€‰m (195?€‰ft) away from the vehicle. Other conditions can affect the performance of the transmitter. See Remote Keyless Entry (RKE) System. RKE without Remote Start Shown The following buttons are on the transmitter: Q ...

Rear Side Door Window Switch Replacement
Rear Side Door Window Switch Replacement Callout Component Name Preliminary Procedure Remove the rear side door window switch bezel. Refer to Rear Side Door Window Switch Bezel Replacement. 1 Re ...

Low and Reverse and 1-2-3-4 Clutch Housing Cleaning and Inspection
Low and Reverse and 1-2-3-4 Clutch Housing Cleaning and Inspection Callout Component Name Caution: After cleaning the transmission components, allow to air dry. Do not use cloth or paper towels in order to dry any transmi ...