Chevrolet Sonic Repair Manual: Engine Control Module

Turbocharger Wastegate Regulator Solenoid Valve Replacement

Charge Air Bypass Regulator Solenoid Valve Replacement Callout Component Name Preliminary Procedure Disconnect the radiator out ...

Engine Control Module Description

The Engine Control Module (ECM) interacts with many emission related components and systems, and monitors emission related components and systems for deterioration. OBD II diagnostics monitor the ...

Other materials:

When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and miles driven. Based on driving conditions, the mileage at which an oil change is indicated can vary co ...

Front Side Door Lock Cylinder Coding (Non Free Wheeling)
The door lock cylinder uses 8 of the 8 cut positions. The tumbler positions are staggered from side to side, 4 on one side and 4 on the other, are not self-retaining, and are not snap in. Note: All lock cylinders for side milled keys have right and left tumblers. The locat ...

Tire Pressure Indicator Sensor Replacement
Removal Procedure Raise the vehicle on a suitable support. Refer to Lifting and Jacking the Vehicle. Remove the tire/wheel assembly from the vehicle. Refer to Tire and Wheel Removal and Installation. Dismount the tire from the rim. Refer to Tire Dismounting and Moun ...