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Maintenance Intervals
  MilesHoursMonths 
 Oil & Filter 15,0005006
 Primary Fuel Filter 15,000 500 6 
 Secondary Fuel Filter 30,0001,00012
 Coolant Filter None (See Note 2)  
 Check SCA (1) 15,0005006
 Overhead Adj 150,0005,00048
 Standard Coolant 240,000n/a24
 Long Life Coolant 600,000n/a24

(1) - Supplemental Coolant Additive such as Fleetguard DCA IV

(2) - If equipped with optional water filter, change with oil filter

(3) - Must add extender at 300,000 miles / 3 years with Long Life coolant

Application specific oil drain intervals:

Truck/School Bus/Coach15,000/6 months
Transit/Shutle Bus6,000/6 months
RV15,000/12 months
© 2003-2010 Cummins Inc, Box 3005, Columbus, IN 47202-3005 U.S.A.