Unable to Connect to OnStar Message
If there is limited cellular coverage
or the cellular network has reached
maximum capacity, this message
may come on. Push 
to try the
call again or try again after driving a
few miles into another cellular area.
See also:
Connecting and Controlling a USB Drive (Radio with CD and Radio with
CD/DVD/MEM)
The infotainment system can only
play back .mp3 and .wma files from
a USB drive.
Only the first 2,500 songs are
recognized on the device.
When a device is not supported, the
message “No su ...
Engine Compartment Overview
A. Engine Air Cleaner/Filter .
B. Electric Engine Cooling Fan (Out of View). See Cooling System .
C. Engine Oil Dipstick. See “Checking Engine Oil” under Engine Oil .
D. Engine Oil Fill Cap. ...
Trailer Brakes
If your trailer weighs more than 1,500 lbs (680 kg)
loaded, then it needs its own brakes — and
they must be adequate. Be sure to read and follow
the instructions for the trailer brakes so you’l ...