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:

Instrument Panel Compartment Door Dampener Replacement
Instrument Panel Compartment Door Dampener Replacement Callout Component Name Preliminary Procedure Remove the instrument panel lower compartment. Refer to Instrument Panel Lower Compartment Replacement. 1 ...

Multi-Axis Acceleration Sensor Module Programming and Setup
Note: DO NOT program a control module unless directed to by a service procedure or a service bulletin. If the Multi-axis Acceleration Sensor or Inertia Sensor Module (IMU) is not properly configured with the correct calibration software, the Electronic Brake Control Module will ...

Clutch and Differential Housing Cleaning and Inspection
Warning: Wear safety glasses to avoid injury when using compressed air or any cleaning solvent. Bodily injury may occur if fumes are inhaled or if skin is exposed to chemicals. Clean the clutch housing (1) with a suitable solvent. Air dry all the parts. Inspect ...