2019–2026 Ram 2500 / 3500 6.7L Cummins diesel maintenance schedule
From the factory owner's manual. "Severe" is the schedule the manual gives for towing, plowing, heavy loads, lots of idling, dusty roads or extreme temperatures. Your truck's own manual and dash reminders come first.
From the 2022 owner's manual; other years of this generation may differ slightly.
| Item | Normal driving | Severe use |
|---|---|---|
| Oil and filter changeOr sooner when the dash prompts. Never more than 15,000 miles, 12 months or 500 hours. | Every 15,000 miles or 1 year | Every 15,000 miles or 1 year |
| Inspect front end and U-joints; grease any fittingsPlus a full front suspension, tie rod end and boot inspection every 15,000 miles. | Every 7,500 miles or 6 months | Every 7,500 miles or 6 months |
| Tire rotation | Every 7,500 miles or 6 months | Every 7,500 miles or 6 months |
| Replace engine and chassis fuel filters | Every 15,000 miles or 1 year | Every 15,000 miles or 1 year |
| Replace engine air filterInspect it every 15,000 miles; replace sooner if needed. | Every 30,000 miles or 2 years | Every 30,000 miles or 2 years |
| Change transfer case fluid (4x4) | Every 60,000 miles or 4 years | Every 30,000 miles |
| Change automatic transmission fluid (AS69RC transmission only)Ram lists fluid only at 30,000 and 90,000 miles, and fluid plus the sump filter at 60,000 and 120,000. Skip this if your truck has the 68RFE. | Every 30,000 miles or 2 years | Every 30,000 miles or 2 years |
| Change automatic transmission fluid and filters (68RFE transmission)The 60,000-mile interval is Ram's for police, fleet or frequent trailer towing. Skip this if your truck has the AS69RC. | Every 120,000 miles or 8 years | Every 60,000 miles or 4 years |
| Replace crankcase ventilation (CCV) filterOr sooner if the dash shows Perform Service. | Every 75,000 miles or 5 years | Every 75,000 miles or 5 years |
| Flush and replace power steering fluid | Every 97,500 miles or 78 months | Every 97,500 miles or 78 months |
| Flush and replace engine coolantRam recommends having cooling system work done by a dealer. | Every 150,000 miles or 10 years | Every 150,000 miles or 10 years |
What's due next?
Sources
Applies to
Ram 2500: 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026
Ram 3500: 2019 · 2020 · 2021 · 2022 · 2023 · 2024 · 2025 · 2026