Service Intervals
- Manufacturer recommends replacing transmission oil cooler hoses at 45,000 mile intervals. Under normal driving conditions, replace transmission fluid every 100,000 miles. Replace transfer case fluid at 30,000 mile intervals.
- Under severe driving conditions, replace transmission fluid every 15,000 miles or 15 months. Replace transfer case fluid at 7500 miles and then every 15,000 miles or 15 months. Severe driving conditions are any of the following:
- Mostly Driving In Stop-And-Go Traffic
- Delivery Service
- Trailer Towing
- Most Trips Are Less Than 4 Miles
- Most Trips Are Less Than 10 Miles And Outside Temperature Remains Below Freezing
- Driving In Dusty Areas