Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring System. If a diagnostics check is needed between e-mails, push
, and an Advisor can run a check.
See also:
Turning the System On and Off
The system can be disabled through the Driver Information Center (DIC).
See “Park Assist” under Vehicle Personalization (With DIC Buttons) on page 5‑46 for more information.
URPA defaults ...
Exterior
Painted black and trimmed in chrome, my Yukon Denali test vehicle looked more
like its Escalade corporate cousin than a tough truck. The Yukon is probably the
safest-looking of the three siblings, ...
Front Seats
The vehicle's front seats have head restraints in the outboard seating positions.
WARNING
With head restraints that are not installed and adjusted properly, there is a
greater chance that occu ...





