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:

Passenger Sensing System
United States Canada The passenger sensing system turns off the front outboard passenger frontal airbag and knee airbag (if equipped) under certain conditions. No other airbag is affected by the passenger sensing system. See Passenger Sensing System  for important information. The ...

Rear Seat Cushion Removal and Installation
Rear Seat Cushion Removal and Installation Callout Component Name 1 Rear Seat Cushion Replacement Procedure Release the rear seat center seat belts. Lift up on the front of the seat cushion at the latch locati ...

Turbocharger Cleaning and Inspection
Cleaning Procedure Clean all sealing surfaces. Clean all threads if necessary. Inspection Procedure Inspect the wastegate regulator mechanism (1) for functionality. Inspect the turbine blades for damage or foreign material. Inspect the t ...