Mileage or time passed
(whichever comes first)
20,00030,00040,00050,00060,00070,00080,00090,000100,000110,000120,000130,000140,000150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,00048,00064,00080,00096,000112,000128,000144,000160,000176,000192,000208,000224,000240,000
Flush and replace the enginecoolant at 10 years or 150,000miles (240,000 km) whichevercomes first.
XX
Change automatic transmissionfluid and filter(s) (six-speed auto-matic only), if using your vehiclefor police, taxi, fleet, or frequenttrailer towing.
X
Change automatic transmissionfluid and filter(s) (six-speed auto-matic only).X
8
MAINTENANCE
SCHEDULES
MAINTENANCE SCHEDULES 833
Mileage or time passed
(whichever comes first)
20,00030,00040,00050,00060,00070,00080,00090,000100,000110,000120,000130,000140,000150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,00048,00064,00080,00096,000112,000128,000144,000160,000176,000192,000208,000224,000240,000
Inspect the transfer case fluid,change for any of the following:police, taxi, fleet, or frequenttrailer towing.
XX
Change the transfer case fluid. X
Inspect and replace PCV valve ifnecessary.X
** The spark plug change interval is mileage based only,
yearly intervals do not apply.8
MAINTENANCE
SCHEDULES
834 MAINTENANCE SCHEDULES