Service and Maintenance
See also:
Engine Drive Belt Routing
CTS V6 Engines
CTS-V 6.2L V8 Engine ...
High-Beam On Light
This light comes on when the high-beam headlamps are in use.
See Headlamp High/Low-Beam Changer for more information. ...
Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire
when tested under controlled conditions on a specified government test course. For
example, a tire graded 150 would w ...






