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:

Steering Wheel Controls
Some audio steering wheel controls could differ depending on the vehicle's options. Some audio controls can be adjusted at the steering wheel. / (Push to Talk): For vehicles with Bluetooth or OnStar, press to interact with those systems. See Bluetooth (Voice Recognition)  or Bluet ...

Charging System Description and Operation
Electrical Power Management Overview The electrical power management system is designed to monitor and control the charging system and send diagnostic messages to alert the driver of possible problems with the battery and generator. This electrical power management system primarily ...

Drive Range - Fourth Gear (Gen 2)
As vehicle speed increases, the transmission control module (TCM) processes input signals from the automatic transmission input and output speed sensors, the throttle position sensor and other vehicle sensors to determine the precise moment to command OFF the normally-low 35R pressure control ...