Fuel System Messages
FUEL LEVEL LOW
This message displays and a chime sounds if the fuel level is low. Refuel as soon as possible. See Fuel Gauge and Fuel for more information.
TIGHTEN GAS CAP
This message may display along with the check engine light on the instrument panel cluster if the fuel cap is not tightened properly. See Malfunction Indicator Lamp . Reinstall the fuel cap fully. See Filling the Tank . The diagnostic system can determine if the fuel cap has been left off or improperly installed. A loose or missing fuel cap allows fuel to evaporate into the atmosphere. A few driving trips with the cap properly installed should turn this light and message off.
See also:
OnStar® Destination Download (US and Canada)
OnStar Destination Download (if equipped) is a service available for OnStar subscribers
that makes operating your navigation system much simpler. It allows subscribers
to request and receive navig ...
Blizzard Conditions
Being stuck in snow can be a serious situation. Stay with the vehicle unless
there is help nearby.
If possible, use the Roadside Service (U.S. and Canada) or Roadside Service
(Mexico). To get hel ...
Conversions and
Add-Ons
Add-On Electrical
Equipment
Notice: Do not add anything
electrical to the vehicle unless
you check with your dealer first.
Some electrical equipment can
damage the vehicle and the
damage w ...






