See also:

Loose Fuel Filler Cap Message
If the vehicle diagnostic system determines that the fuel filler cap is loose, improperly installed, or damaged, a “gASCAP” message will display in the odometer or a “CHECK GASCAP” messa ...

Towing This Vehicle Behind Another Vehicle
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Frontal Area
The frontal area is the maximum height multiplied by the maximum width of the front of a trailer. ...