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:

TPMS Malfunction Light
The TPMS will not function properly if one or more of the TPMS sensors are missing or inoperable. When the system detects a malfunction, the low tire warning light flashes for about one minute and then stays on for the remainder of the ignition cycle. The malfunction light comes on at each ign ...

Roof Rail Rear Assist Handle Replacement
Roof Rail Rear Assist Handle Replacement Callout Component Name 1 Roof Rail Rear Assist Handle Fastener (Qty:?€‰2) Caution: Refer to Fastener Caution. Procedure Fold the assist handle downward an ...

Manual Transmission Shift Lever and Selector Lever Cable Adjustment
Remove the floor console. Refer to Front Floor Console Replacement. Lift upward and disengage (do not remove) both cable lock adjusters (1) to release the internal cable assembly, one for each side. Block the shift control housing, push the selector lever ( ...