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:

Accessories and Modifications
Adding non-dealer accessories or making modifications to the vehicle can affect vehicle performance and safety, including such things as airbags, braking, stability, ride and handling, emissions systems, aerodynamics, durability, and electronic systems like antilock brakes, traction control, a ...

Relay Replacement (Attached to Wire Harness)
Removal Procedure Locate the relay. Refer to the Master Electrical Component List to locate the relay in the vehicle. Remove any fasteners which hold the relay in place. Remove any connector position assurance (CPA) devices or secondary locks. Note: Use care w ...

Engine Coolant Thermostat Replacement (LUW)
Removal Procedure Warning: Refer to Battery Disconnect Warning. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection. Drain the coolant. Refer to Cooling System Draining and Filling. Disconnect the en ...