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:

Tire and Wheel Assembly-to-Hub/Axle Flange Match-Mounting
Note: After remounting a tire and wheel assembly to a hub/axle flange, remeasure the tire and wheel assembly on-vehicle runout in order to verify that the amount of runout has been reduced and brought to within tolerances. Mark the location of the high spot on the tire and wheel asse ...

Exhaust Rear Muffler Heat Shield Replacement
Exhaust Rear Muffler Heat Shield Replacement Callout Component Name Preliminary Procedure Disconnect the exhaust system hangers in the rear and allow the exhaust system to rest on the rear axle. 1 ...

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 ( ...