Ford 1996 Windstar Manual page 255

Calculating the Payload for Your Vehicle
To know how much weight your vehicle can carry:
Obtain the GVWR and GAWR from your Safety Compliance
1.
Certification Label.
— If you do not plan to pull a trailer, do not include these
ratings into your calculations.
Fill the fuel tank.
2.
Weigh your vehicle without cargo.
3.
Driving Your Windstar
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