Fuel System Messages
FUEL LEVEL LOW
This message displays when the vehicle is low on fuel. Refill the fuel tank as soon as possible. A chime may sound when this message displays. See Filling the Tank.
TIGHTEN GAS CAP
This message displays when the fuel cap has not been fully tightened. Recheck the fuel cap to ensure that it is on and tightened properly.
See also:
V-6 Power
The CTS coupe's standard 3.6-liter V-6 moves this two-door smartly enough,
but it doesn't necessarily feel like there's a 304-horsepower engine under the
hood. With a curb weight of around 4,000 p ...
Secondary Latch System
This vehicle has an underbody-mounted tire hoist assembly equipped with a secondary
latch system. It is designed to stop the spare tire from suddenly falling off your
vehicle. For the secondary la ...
Engine Coolant
The cooling system in the vehicle
for all engines and the intercooler is
filled with DEX-COOL®. This coolant
is designed to remain in the
vehicle for 5 years or 240 000 km
(150,000 mi), whic ...