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:

Radiator Inlet Hose Replacement (LUV)
Radiator Inlet Hose Replacement Callout Component Name Preliminary Procedures Drain the engine coolant. Refer to Cooling System Draining and Filling. Remove the fasteners securing the radiator surge tank to the vehicle ...

Crankshaft Rear Oil Seal Replacement
Special Tools EN-658 Rear Main Seal Installer For equivalent regional tools, refer to Special Tools. Removal Procedure If equipped with automatic transmission, remove the flex plate. Refer to Automatic Transmission Flex Plate Replacement. If equipped with a manual transmis ...

Exhaust Front Pipe Replacement (LUV,LUW)
Removal Procedure Warning: Refer to Exhaust Service Warning. Remove the drivetrain and front suspension frame skid plate. Refer to Drivetrain and Front Suspension Frame Skid Plate Replacement. Disconnect the heated oxygen sensor-2. Refer to Heated Oxygen Sensor Rep ...