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:
Safety Belt Pretensioners
This vehicle has safety belt
pretensioners for front outboard
occupants. Although the safety belt
pretensioners cannot be seen, they
are part of the safety belt assembly.
They can help tighte ...
Setting the Power Liftgate 3/4 Mode
To change the liftgate stop position.
1. Turn the liftgate switch to either the MAX, or the 3/4 mode position and
power open the liftgate.
2. Stop the liftgate movement at the desired height by p ...
Storing an XM Channel as a Favorite
Channels from all bands can be stored in any order in the favorite pages.
Up to six channels can be stored in each favorite page and the number of
available favorite pages can be set.
Storing a ...