Long Haul
Long Haul (over-the-road transport) service applies to vehicles that annually travel
more than 96,000 km (60,000 mi) and average between 6.0 and 6.9 miles per gallon
with minimal city stop-and-go operation.
Short Haul
Short Haul service applies to vehicles that annually travel 48,000 to 96,000 km
(30,000 to 60,000 mi) and average between 5.1 and 5.9 miles per gallon.
Severe Service
Severe service applies to vehicles that annually travel up to 48,000 km (30,000 mi)
or average less than 5 miles per gallon or that operate under severe conditions.
Severe service also applies to RV applications. Only one of these conditions needs
to be met to categorize an application as severe service.
DD13 Maintenance Interval information is not available at the time of this manual's
publication. DD13 maintenance intervals will be published prior to Gen 5 DD13
production.
Table 3.
DD15: Maintenance Intervals
Using DFS 93K222(CK-4) or 93K223(FA-4) Approved Oils with ULSD Fuel
Component
Efficient Long
Haul
(7.0 or better
MPG)***
Long Haul
(6.0-6.9 MPG)***
Short Haul
(5.1-5.9 MPG)***
Severe
(Up to 5.0
MPG)***
Lubricating Oil §
Replace every
121,000 km
(75,000 mi)
Replace every
97,000 km
(60,000 mi)
Replace every
72,000 km
(45,000 mi) or
1000 hrs †
Replace every
56,000 km
(35,000 mi) or
750 hrs †
Oil Filter §
Replace at Every Oil Change
Engine Fuel
Filter*
Replace at Every Oil Change
Engine Fuel
Filter *
w/ Frame-
Mounted Filter
Replace every
161,000 km
(100,000 mi)
Replace every
161,000 km
(100,000 mi)
Replace every
144,000 km
(90,000 mi) or
1000 hrs †
Replace every
113,000 km
(70,000 mi) or
750 hrs †
Frame Mounted
Fuel Filters ‡
Replace at Every Oil Change
Valve Lash
Adjustment
Adjust at 800,000 km (500,000 mi)
Adjust at
322,000 km
(200,000 mi)
Preventive Maintenance Intervals
52
All information subject to change without notice.
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DDC-SVC-MAN-0217
