2008 Dodge Durango Owner Manual - Page 449

MAINTENANCE SCHEDULES 449 M Perform Maintenance Every (Where time and mileage are listed, follow the interval that occurs first.) Maintenance Items Change the manual transmission fluid if using your vehicle for any of the following: trailer towing, snowplowing, heavy loading, taxi, police, delivery service (commercial service), off-road, desert operation or more then 50% of your driving is at sustained high speeds during hot weather, above 90F° (32C°). Inspect and replace PCV valve if necessary. Flush and replace the engine coolant. Replace the ignition cables on 4.7L engines. Replace the side row of spark plugs on 4.7L engines. ** Drain and refill automatic transmission fluid, change filter (3.7L engines). Miles Kilometers or Months 60,000 100 000 60 A I N T E N A N C E S C H E D U L E S 90,000 102,000 102,000 102,000 120,000 150 000 170 000 170 000 170 000 200 000 90 60 102 102 120 8