Chevrolet Sonic Repair Manual: Engine Control

Internal Combustion Powertrain Control

General

Other materials:

Data Link Communications Description and Operation
Note: This is an overview of different serial data buses used by GM devices to communicate with each others. Use Data Communication Schematics to find out which serial data buses are configured for a specific vehicle. Circuit Description There are many components in a vehicle t ...

Engine Block Assemble
Install the 4 piston oil nozzles (1). Caution: Refer to Fastener Caution. Install the 4 piston oil nozzle bolts (2) and tighten to  25 Y (18 lb ft). Install the knock sensor (2). Install the knock se ...

Transmission Case Cleaning and Inspection
Transmission Case Cleaning and Inspection Callout Component Name Caution: Do not use abrasive pads or bristle devices to clean the sealing surfaces. Abrasive pads produce a fine grit that can effect transmission func ...