RECOMMENDED SERVICE INTERVALS
5.9l — 2500 / 3500
OIL CHANGE: Every 3,500 miles
TIRE ROTATION: Every 7,500 miles
FUEL FILTER REPLACEMENT: Every 7,500 miles
AUTOMATIC TRANSMISSION SERVICE: Every 15,000 miles
COOLANT FLUSH: Every 30,000 miles
FRONT & REAR DIFFERENTIAL: Every 15,000 miles
• Brake fluid and power steering fluid should be inspected during every service and flushed accordingly.
• Steering components should be lubricated during every oil change service.
• Air filter should be inspected during every service and replaced accordingly.
*crankcase breather bottle should be drained every oil change.
5.9l — 2500 / 3500
OIL CHANGE: Every 7,500 miles
TIRE ROTATION: Every 7,500 miles
FUEL FILTER REPLACEMENT: Every 15,000 miles
AUTOMATIC TRANSMISSION SERVICE: Every 30,000 miles
COOLANT FLUSH: Every 30,000 miles
FRONT & REAR DIFFERENTIAL: Every 30,000 miles
• Brake fluid and power steering fluid should be inspected during every service and flushed accordingly.
• Steering components should be lubricated during every oil change service.
• Air filter should be inspected during every service and replaced accordingly.
6.7l — 2500 / 3500
OIL CHANGE: Every 7,500 miles
TIRE ROTATION: Every 7,500 miles
FUEL FILTER REPLACEMENT: Every 15,000 miles
AUTOMATIC TRANSMISSION SERVICE: Every 60,000 miles
COOLANT FLUSH: Every 30,000 miles
FRONT & REAR DIFFERENTIAL: Every 30,000 miles
• Brake fluid and power steering fluid should be inspected during every service and flushed accordingly.
• Steering components should be lubricated during every oil change service.
• Air filter should be inspected during every service and replaced accordingly.
6.7l — 2500 / 3500
OIL CHANGE: Every 7,500 miles
TIRE ROTATION: Every 7,500 miles
FUEL FILTER REPLACEMENT: Every 15,000 miles
AUTOMATIC TRANSMISSION SERVICE: Every 30,000 miles
COOLANT FLUSH: Every 30,000 miles
FRONT & REAR DIFFERENTIAL: Every 30,000 miles
CRANKCASE VENTILATION FILTER: Every 60,000 miles
• Brake fluid and power steering fluid should be inspected during every service and flushed accordingly.
• Steering components should be lubricated during every oil change service.
• Air filter should be inspected during every service and replaced accordingly.
*def fluid should be checked and filled to capacity with every service visit.
