To keep fuel systems clean, TOP TIER Detergent Gasoline is recommended. See Fuel on page 9-35.
If TOP TIER Detergent Gasoline is not available, one bottle of Fuel System Treatment PLUS added to the fuel tank at every engine oil change, can help. Fuel System Treatment PLUS is the only gasoline additive recommended by General Motors. It is available at your dealer.
Fuels in Foreign Countries
Filling the TankRecreational Vehicle Towing
Recreational vehicle towing refers to towing the vehicle behind another vehicle,
such as behind a motor home. The two most common types of recreational vehicle towing
are known as dinghy towing and dolly towing. Dinghy towing is towing the vehicle
with all four wheels on the ground. Dolly towi ...
Automatic Door Locks
If equipped, the vehicle is programmed so that when the doors are closed, the
ignition is on, and the shift lever is moved out of P (Park) for automatic transmissions,
or the vehicle speed is above 13 km/h (8 mph) for manual transmissions, the doors
and the liftgate will lock.
To unlock the d ...
If No Steam Is Coming from the Engine Compartment
If an engine overheat warning is displayed but no steam can be seen or heard,
the problem may not be too serious. Sometimes the engine can get a little too hot
when the vehicle:
Climbs a long hill on a hot day.
Stops after high-speed driving.
Idles for long periods in traffic.
If the ...