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:

Securing Child Restraints (Right Front Passenger Seat)
This vehicle has airbags. A rear seat is a safer place to secure a forward-facing child restraint. See Where to Put the Restraint. In addition, the vehicle has a passenger sensing system which is designed to turn off the front outboard passenger frontal airbag and knee airbag under certain co ...

Rear Side Door Upper Front Auxiliary Weatherstrip Retainer Replacement
Rear Side Door Upper Front Auxiliary Weatherstrip Retainer Replacement Callout Component Name 1 Front Side Door Upper Front Auxiliary Weatherstrip Retainer (Qty:?€‰10) Note: If the retainers are damaged when ...

Manual HVAC Description and Operation
The air temperature and the air delivery description and operation are divided into five areas: HVAC Control Components Air Speed Air Delivery Heating and A/C Operation Recirculation Operation HVAC Control Components HVAC Control Assembly The HVAC control assembly inter ...