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:

Battery Negative Cable Disconnection and Connection
Battery Negative Cable Disconnection and Connection Callout Component Name Preliminary Procedures Turn on the radio and record all of the radio pre-set stations. Ensure that all lamps and accessories are turned off. Tu ...

Drive Belt Removal
Special Tools EN-955 Locking Pins EN-48488 Holding Wrench For equivalent regional tools, refer to Special Tools. Install EN-48488 wrench (1) to the drive belt tensioner. Note: The drive belt tensioner must always be in a pre-tensioned state. Move the dri ...

Engine Oil Pressure Indicator Switch Replacement
Engine Oil Pressure Indicator Switch Replacement Callout Component Name Preliminary Procedure Remove the air conditioning compressor. Refer to Air Conditioning Compressor Replacement. 1 Oil Pres ...