Tire Rotation and Required Services Every 12 000 km/ 7,500 mi
Additional Maintenance and CareInflatable Restraint Sensing and Diagnostic Module Programming and Setup
Special Tools
EL-49642 SPS Programming Support Tool
For equivalent regional tools, refer to Special Tools.
Note:
DO NOT program a control module unless directed to by a service procedure
or a service bulletin. If the ECU is not properly configured with the correct
calibration ...
Tires and Wheels Description and Operation (Tire Identification)
Identification
Accessory and warranty replacement must use TPC spec tires.
An outboard orientation stripe is added to the tread surface, with an
offset toward the outboard tire face.
All GM approved tires (Production, Service and Accessory) have a TPC
(Tire Performance C ...
Wheel Alignment Measurement
Steering and vibration complaints are not always the result of improper alignment.
One possible cause is wheel and tire imbalance. Another possibility is tire lead
due to worn or improperly manufactured tires. Lead/pull is defined as follows: At
a constant highway speed on a typical straight r ...