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 Window Outer Sealing Strip Replacement (Hatchback)
Rear Side Door Window Outer Sealing Strip Replacement Callout Component Name 1 Rear Side Door Window Outer Sealing Strip Screw Caution: Refer to Fastener Caution. Tighten 2?€‰Y (18?€‰lb?€‰i ...

Front End Upper Tie Bar Replacement
Removal Procedure Warning: Refer to Approved Equipment for Collision Repair Warning. Warning: Refer to Glass and Sheet Metal Handling Warning. Disable the SIR System. Refer to SIR Disabling and Enabling. Disconnect the negative battery cable. Refer ...

Transmission Fluid Drain and Fill
Draining Procedure Note: The fluid check bolt at the front of the transmission may not be opened. The transmission fluid drained out during the pre-delivery inspection may be re-used. New transmission fluid must be used during servicing work. The transmis ...