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:

Timing Belt Idler Pulley Replacement
Timing Belt Idler Pulley Replacement Callout Component Name Preliminary Procedure Remove the timing belt. Refer to Timing Belt Replacement. 1 Timing Belt Idler Pulley Bolt Caution: Refer to ...

Manual Transmission Shift Lever Cable Adjustment
Special Tools DT-527-A Adjuster or 5mm drill bit For equivalent regional tools, refer to Special Tools. Note: Not using the specified tools may lead to shift system mis-adjustment. Remove the floor console. Refer to Front Floor Console Replacement. Lift upward an ...

Selector and Shift Lever Cable Bracket Replacement
Removal Procedure Remove the battery tray. Refer to Battery Tray Replacement. Disconnect the shift lever and selector lever cable end (1) from the transmission shift lever and selector lever. Pull the cable retainers (2) to release the shift le ...