2008 Ford F350 Diesel Supplement 4th Printing - Page 90
2008 Ford F350 Manual
Page 90 highlights
Scheduled Maintenance: F-Super Duty Operating in dusty conditions such as unpaved or dusty roads Every 5,000 miles (8,000 km) Check air filter restriction gauge (replace air filter as required or when air filter restriction gauge indicates) Inspect and lubricate steering and suspension ball joints and tie rods (if equipped with zerk fittings) Inspect brake system pads and rotors Rotate tires, inspect tires for wear and measure tread depth and inspect wheel ends for endplay and noise Every 5,000 miles (8,000 km) or Change engine oil and replace filter 6 months Inspect and lubricate U-joints Every 10,000 miles (16,000 km) or Change engine-mounted fuel filter and chassis-mounted 400 hours of engine operation (HFCM) fuel filter (whichever comes first) Every 30,000 miles (48,000 km) Replace wheel bearing grease and grease seals on 4x2 wheel bearings (if non-sealed bearings) 90