When the Light Flashes First and Then Is On Steady
If the light flashes for about a minute and then stays on, there may be a problem with the TPMS.
If the problem is not corrected, the light will come on at every ignition cycle. See Tire Pressure Monitor Operation.
See also:
Manual Operation of Power Liftgate
To change the liftgate to manual
operation, turn the mode selector
switch to OFF.
With the power liftgate disabled
and all of the doors unlocked,
the liftgate can be manually opened
and clo ...
If a Tire Goes Flat
It is unusual for a tire to blow out while driving, especially if the tires are
maintained properly. See Tires . If air goes out of a tire, it is much
more likely to leak out slowly. But if ...
Potential Issues
Some OnStar services are disabled
after five days. OnStar cannot
perform Remote Door Unlock or
Stolen Vehicle Assistance after the
vehicle has been off continuously
for five days. After five ...






