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:

Tire Designations
Tire Size The following is an example of a typical passenger vehicle tire size. (1) Passenger (P-Metric) Tire: The United States version of a metric tire sizing system. The letter P as the first character in the tire size means a passenger vehicle tire engineered to standards set by the U.S. ...

Hydraulic Brake System Description and Operation
System Component Description The hydraulic brake system consists of the following: Hydraulic Brake Master Cylinder Reservoir Contains a supply of brake fluid for the hydraulic brake system. Hydraulic Brake Master Cylinder Converts mechanical input force into hydr ...

Input, Reaction, and Output Carrier Disassemble
Input, Reaction, and Output Carrier Disassemble Callout Component Name 1 Output Carrier Assembly Note: The 6T30 and 6T40 have 4 pinions. The 6T45 and 6T50 have 5 pinions. ...