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:

Instrument Panel, Leather, Vinyl, Other Plastic Surfaces, Low Gloss Paint Surfaces and Natural Open Pore Wood Surfaces
Use a soft microfiber cloth dampened with water to remove dust and loose dirt. For a more thorough cleaning, use a soft microfiber cloth dampened with a mild soap solution. Caution Soaking or saturating leather, especially perforated leather, as well as other interior surfaces, may cause per ...

Front Floor Console Multifunction Switch Replacement
Front Floor Console Multifunction Switch Replacement Callout Component Name Preliminary Procedure Remove the front floor console. Refer to Front Floor Console Replacement 1 Accessory Switch ...

Piston, Connecting Rod, and Bearing Cleaning and Inspection
Special Tools EN-470-B Angular Torque Wrench For equivalent regional tools, refer to Special Tools. Visual Inspection And Cleaning Procedure Connecting Rod Warning: Wear safety glasses when using compressed air in order to prevent eye injury. Clean the connecting rod ...