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:

Rear Side Door Check Link Replacement
Rear Side Door Check Link Replacement Callout Component Name Preliminary Procedures Move the window to the full up position. Remove the rear side door trim panel. Refer to Rear Side Door Trim Replacement ...

Rear Side Door Upper Rear Trim Panel Replacement (Hatchback)
Rear Side Door Upper Rear Trim Panel Replacement Callout Component Name 1 Rear Side Door Upper Rear Trim Panel Assembly Procedure Pull the door upper rear trim panel away from the rear side door. ...

Roof Outer Panel Replacement (4NB)
Removal Procedure Warning: Refer to Approved Equipment for Collision Repair Warning. Disable the SIR system. Refer to SIR Disabling and Enabling. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Remove all ...