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:

Remote Keyless Entry (RKE) System Operation
The RKE transmitter may work up to 60?€‰m (195?€‰ft) away from the vehicle. Other conditions can affect the performance of the transmitter. See Remote Keyless Entry (RKE) System. RKE without Remote Start Shown The following buttons are on the transmitter: Q ...

Inflatable Restraint Remote Impact Sensor Replacement
Inflatable Restraint Remote Impact Sensor Replacement Callout Component Name Warning: When performing service on or near the SIR components or the SIR wiring, the SIR system must be disabled. Refer to SIR Disabling a ...

Front Seat Belt Anchor Plate Tensioner Cover Replacement (4 Way)
Front Seat Belt Anchor Plate Tensioner Cover Replacement Callout Component Name 1 Driver or Passenger Seat Belt Tensioner Cover Procedure Remove the tensioner cover by pushing downward on the rear and center o ...