Ford Town Car 2009 Owner's Manual page 167

Tires, Wheels and Loading
Example only:
Cargo Weight – includes all weight added to the Base Curb Weight,
including cargo and optional equipment. When towing, trailer tongue load
weight is also part of cargo weight.
GAW (Gross Axle Weight) – is the total weight placed on each axle
(front and rear) – including vehicle curb weight and all payload.
167
2009 Town Car (tow)
Owners Guide, 1st Printing
USA (fus)