Fluid Change Intervals

SERVICE SCHEDULE
The normal schedule is 30,000 miles for vehicles under 8600 lbs. GVWR OR 24,000 for vehicles over 8600 lbs. GVWR. If vehicle is driven in heavy city traffic where outside temperature regularly reaches 90°F or higher, in hilly or mountain terrain, is used for frequent trailer pulling or is used in taxi, police, delivery or other commercial service, maintenance schedule for drain and refill is 15,000 miles for all vehicles under 8600 lbs. GVWR or 12,000 miles for vehicles over 8600 lbs.