2003 FORD SUPER DUTY Owners Manual

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FORD SUPER DUTY 2003 1.G Owners Manual in the United States) because it maycause these problems to become
more pronounced. If the problems persist, see your dealer or a qualified
service technician.
It should not be necessaryto add anyafte

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FORD SUPER DUTY 2003 1.G Owners Manual Replace the fuel filter with an authorized Motorcraft part. The
customer warranty may be void for any damage to the fuel system
if an authorized Motorcraft fuel filter is not used.
ESSENTIALS OF GOOD

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FORD SUPER DUTY 2003 1.G Owners Manual •Have the vehicle loading and distribution the same everytime.
Your results will be most accurate if your filling method is consistent.
Calculating fuel economy
1. Fill the fuel tank completelyand r

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FORD SUPER DUTY 2003 1.G Owners Manual •Revving the engine before turning it off mayreduce fuel economy.
•Using the air conditioner or defroster mayreduce fuel economy.
•You maywant to turn off the speed control in hillyterrain if
un

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FORD SUPER DUTY 2003 1.G Owners Manual •Four-wheel-drive operation (if equipped) is less fuel efficient than
two-wheel-drive operation.
•Close windows for high speed driving.
EPA window sticker
Everynew vehicle should have the EPA wind

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FORD SUPER DUTY 2003 1.G Owners Manual Exhaust leaks mayresult in entryof harmful and potentially
lethal fumes into the passenger compartment.
Do not make anyunauthorized changes to your vehicle or engine. By
law, vehicle owners and anyone

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FORD SUPER DUTY 2003 1.G Owners Manual CHECKING AND ADDING POWER STEERING FLUID
Check the power steering fluid.
Refer to the scheduled maintenance
guide for the service interval
schedules. If adding fluid is
necessary, use only MERCONAT F

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FORD SUPER DUTY 2003 1.G Owners Manual CLUTCH FLUID (IF EQUIPPED)
Check the clutch fluid level. Refer to the scheduled maintenance guide
for the service interval schedules.
Use onlya DOT 3 brake fluid designed to meet Ford specification
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