Ford F-650 2003 Owner's Manual
![Ford F-650 2003 manual cover](/images/fTlHNdyyTLZJshoWDbCZvZAB/thumbs/thumb175x175.webp)
The recommended oil type for a 2003 Ford F-650 is SAE 15W-40 for diesel engines. Always refer to your owner's manual for confirmation.
It is recommended to change the transmission fluid every 30,000 to 60,000 miles, depending on usage and driving conditions.
Common causes of engine overheating include low coolant levels, a faulty thermostat, a damaged radiator, or a failing water pump.
To reset the maintenance light, turn the ignition to the "on" position without starting the engine, and press the reset button on the dashboard until the light blinks and turns off.
The towing capacity of a 2003 Ford F-650 varies based on the engine and configuration, but it typically ranges from 20,000 to 26,000 pounds.
If your F-650 won't start, check the battery connections, ensure the battery is charged, and inspect the starter and ignition system for faults.
Maintain proper tire pressure, perform regular engine maintenance, reduce idle time, and drive at steady speeds to improve fuel efficiency.
Signs of a failing alternator include dimming headlights, electrical issues, a dead battery, or a warning light on the dashboard.
To replace the air filter, locate the air filter housing, remove the cover, take out the old filter, and insert a new one before securing the housing.
The proper tire pressure is typically around 75-85 psi, but always check the sticker on the driver's side door jamb for the exact specifications.