SERVICE POWER STEERING
This message displays if a problem is detected with the speed variable assist steering system. When this message is displayed, you may notice that the effort required to steer the vehicle increases or feels heavier, but you will still be able to steer the vehicle. See Steering.
See also:
SERVICE TIRE MONITOR
SYSTEM
This message displays if a part on
the Tire Pressure Monitor System
(TPMS) is not working properly.
The tire pressure light also flashes
and then remains on during the
same ignition cycle. Se ...
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 ...
Exterior
Designed with a chiseled look, the four-door STS features what Cadillac says
is a "faster profile" with "more rake" than the CTS. All told, it's considered
"more sophistic ...