Chevrolet Trax: Repair instructions - off vehicle

 Data communications - Description and operation

BODY CONTROL SYSTEM DESCRIPTION AND OPERATION The body control system consists of the body control module (BCM), communications, and various input and outputs. Some inputs, outputs and messages require other modules to interact with the BCM. The BCM also has discrete input and output terminals to

 Wheel Alignment and Tire Balance

Replace any wheel that is bent, cracked, or badly rusted or corroded. If wheel nuts keep coming loose, the wheel, wheel bolts, and wheel nuts should be replaced. If the wheel leaks air, replace it. Some aluminum wheels can be repaired. See your dealer if any of these conditions exist. Your dealer