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:

Trip Odometer
The trip odometer measures the distance the vehicle has been driven since the function was last reset. Press the reset stem in the lower right of the tachometer to toggle between the odometer and the trip odometer. To reset the trip odometer to zero, press and hold the reset stem while the ...

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 ...

Oil Level Indicator Tube Replacement
Removal Procedure Note: If the engine oil level is at maximum, some oil may emerge when drawing out the oil dipstick guide tube. Place collecting basin underneath. Remove the oil level indicator tube bolt (1). Remove the oil level indicator tubeR ...