Operating in dusty conditions (i.e. unpaved or dusty roads)
Every 7,500 miles (12,000 km)
– Rotate tires, inspect tires for wear and measure tread
depth and inspect wheel ends for endplay and noise; dual
rear wheels should only be rotated if unusual wear is
observed
– Inspect steering and suspension ball joints and tie rods;
lubricate if equipped with grease fittings
– Inspect air filter restriction gauge; replace filter as
indicated by gauge
– Inspect brake system pads and rotors
Every 7,500 miles (12,000 km),
6 months or 300 engine hours
– Change engine oil and filter
– Inspect and lubricate U-joints
Every 15,000 miles (24,000 km),
6 months, 600 engine hours or as
indicated by message center
– Replace engine- and frame-mounted fuel filters
Every 30,000 miles (48,000 km)
– Replace wheel bearing grease/grease seals if non-
sealed bearings are used (2WD vehicles)
Reset your Intelligent Oil Life Monitor™ after each engine oil and filter
change; refer to the
Instrument Cluster
chapter of the
Owner’s Guide.
Use of Biodiesel, up to and including 20% Biodiesel (B20)
As required
– Change engine oil and filter as indicated by message
center and perform services listed in the scheduled
maintenance chart
Every 15,000 miles (24,000 km),
6 months, 600 engine hours or as
indicated by message center
– Replace engine- and frame-mounted fuel filters
Scheduled Maintenance Guide
88
2011 Diesel
(eco)
Supplement, 5th Printing
USA
(fus)
