Chevrolet Sonic Repair Manual: Data and Communication Network

Generator Replacement (LUW)

Removal Procedure Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection. Raise and support the vehicle. Refer to Lifting and Jacking ...

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 configur ...

Other materials:

Airbag Readiness Light
This light shows if there is an electrical problem with the airbag system. The system check includes the airbag sensor(s), passenger sensing system, the pretensioners (if equipped), the airbag modules, the wiring, and the crash sensing and diagnostic module. For more information on the airbag ...

Engine Coolant Thermostat Housing Replacement (LUW)
Removal Procedure Remove the battery tray. Refer to Battery Tray Replacement. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Drain the cooling system. Refer to Cooling System Draining and Filling. Disconnect the engine harness conn ...

Secondary Air Injection Pump Replacement
Secondary Air Injection Pump Replacement Callout Component Name 1 Secondary Air Injection Pump Inlet Pipe Note: Squeeze the retainer on opposite sides to release. 2 Secondary ...