2025 Ram 1500 Maintenance Schedule
Complete Service Intervals for the Pentastar V6 eTorque, Hurricane I6 and Hurricane HO (RHO) Powertrains
Proudly serving Brevard, Asheville, Hendersonville, Fletcher & Cherokee NC
2025 Ram 1500 Scheduled Maintenance Overview
The 2025 Ram 1500 is the first model year of the all-six-cylinder lineup: the 3.6L Pentastar V6 eTorque on Tradesman and Big Horn, the 420-hp 3.0L Hurricane Standard Output twin-turbo inline-six, and the 540-hp Hurricane High Output in Limited Longhorn, Limited, Tungsten and the RHO performance truck. There is no HEMI V8 for 2025. Each engine has its own oil spec, capacity and filter part numbers, and the RHO follows its own shorter service plan. Our Mopar-certified team handles all of them.
The 2025 Ram 1500 uses the Stellantis Oil Change Indicator System. The owner's manual says to never exceed 10,000 miles, 12 months or 350 engine hours between oil changes, and to have the truck serviced within 500 miles of the 'Oil Change Required' message. The RHO plan is stricter: 6,000 miles or 6 months maximum, and 4,000 miles or 350 hours in dusty, off-road or heavy-idle use. Towing, heavy payload and mountain grades all bring the indicator on sooner.
Oil & Filter
Oil Change Indicator; max 10,000 mi / 12 months / 350 hours
(RHO: max 6,000 mi / 6 months)
Tire Rotation
At every oil change
(sooner at the first sign of irregular wear)
Cabin Air Filter
Every 12,000 mi
Spark Plugs
100,000 mi (all engines, standard plan)
RHO: 60,000 and 120,000 mi
Complete Maintenance Schedule by Mileage
| Mileage Interval | Services Performed |
|---|---|
| Every 10,000 miles (Oil Change Indicator; max 10,000 mi / 12 months / 350 engine hours) | Change engine oil and filter; rotate tires (at first sign of irregular wear even if before the indicator); inspect battery and clean/tighten terminals; inspect CV/universal joints; inspect brake pads, shoes, rotors, drums and hoses; inspect engine cooling system protection and hoses; inspect exhaust system; inspect engine air cleaner (dusty/off-road use) and replace as necessary; clean and grease power side-step linkages (if equipped); inspect/replace evaporative system fresh-air filter as necessary |
| Every 12,000 miles | Replace cabin air filter |
| Every 20,000 miles / 2 years | Inspect front suspension, tie rod ends, boot seals; replace if necessary; inspect brake linings, replace as necessary |
| Every 30,000 miles / 3 years | Replace engine air cleaner filter; inspect front and rear axle surfaces (check fluid level if leakage suspected) |
| 100,000 miles | Replace spark plugs (mileage-based only, all engines on the standard plan); inspect and replace PCV valve if necessary |
| 120,000 miles | Change transfer case fluid (4x4) |
| 10 years or 150,000 miles (whichever first) | Flush and replace engine coolant (Mopar OAT 10 yr/150k) |
| 150,000 miles / 15 years | Replace accessory drive belt with OEM-grade Mopar belt (vehicles with Stop/Start); inspect transfer case fluid |
| Twice a year | Lubricate door hinge roller pivot joints with white lithium grease |
| RHO: every oil change (max 6,000 mi / 6 months; severe duty 4,000 mi or 350 engine hours) | Change engine oil and filter; rotate tires; inspect CV/universal joints; inspect brake hoses and lines; clean/grease power side steps |
| RHO: every 12,000 miles | Inspect engine air cleaner (dusty/off-road; replace if necessary); inspect brake linings; inspect exhaust system; inspect front suspension/tie rods/boot seals; replace cabin air filter |
| RHO: every 24,000 miles | Inspect front and rear axle fluid; change if police, taxi, fleet, sustained high speed, off-road or frequent trailer towing |
| RHO: every 30,000 miles | Drain and refill transfer case; replace engine air cleaner filters; adjust parking brake (four-wheel disc) |
| RHO: 60,000 and 120,000 miles | Replace spark plugs (3.0L HO, mileage-based only); inspect accessory drive belts, replace if necessary |
| RHO: 90,000 miles | Inspect and replace PCV valve if necessary |
| RHO: 150,000 miles or 120 months | Flush and replace engine coolant |
Time-Based Service
Some 2025 Ram 1500 items are governed by time as well as miles, whichever comes first:
- Engine oil and filter: at least every 12 months even at low mileage (RHO: every 6 months)
- Front suspension, tie rod ends and brake linings: inspect every 20,000 miles or 2 years
- Engine air filter: replace every 30,000 miles or 3 years
- Engine coolant: flush and replace Mopar OAT coolant at 10 years or 150,000 miles; the manual lists no shorter second interval
- Accessory drive belt (Stop/Start): replace at 150,000 miles or 15 years
- Door hinge roller pivots: lubricate with white lithium grease twice a year
- Brake fluid: the 2025 manual sets no replacement interval; brake fluid is inspected at every service
Engine-Specific Maintenance Details
The 2025 Ram 1500 offers three distinct engines. The mileage schedule is shared, but oil viscosity, capacity and filter part numbers differ: the Pentastar V6 and Hurricane Standard Output use SAE 0W-20 (MS-6395) full synthetic, while the Hurricane High Output requires SAE 0W-40 (MS-A0921) and 91-octane fuel. Both Hurricanes take 7.5 quarts with the filter; the Pentastar takes 5 quarts per the owner's manual. All three use Mopar ZF 8 & 9 Speed ATF in the 8-speed automatic. Get the right oil for your engine.
| Specification | 3.0L Hurricane Twin-Turbo I6 High Output | 3.0L Hurricane Twin-Turbo I6 Standard Output | 3.6L Pentastar V6 eTorque |
|---|---|---|---|
| Oil Type | SAE 0W-40 full synthetic (MS-A0921, API SP or later | SAE 0W-20 full synthetic (MS-6395, API SP or later | SAE 0W-20 full synthetic (MS-6395, API SP) |
| Oil Capacity | 7.5 qt (with filter) | 7.5 qt (with filter) | 5.0 qt (with filter) per owner's manual; press spec sheet says 6.0 qt |
| Oil Filter | Mopar 68466307AB (superseded by 68683357AA) | Mopar 68466307AB (superseded by 68683357AA) | Mopar 68191349AC (cartridge element; cap 68191350AA) |
| Engine Air Filter | Mopar 68575644AA/AB (Longhorn, Limited, Tungsten); Mopar 68572170AA (RHO) | Mopar 68575644AA (superseded by 68575644AB) | Mopar 68386779AA |
| Cabin Air Filter | Mopar 68548579AA | Mopar 68548579AA | Mopar 68548579AA |
| Spark Plugs | Mopar 68265438AB (x6) | Mopar 68265438AB (x6) | Mopar SP225755AB (x6) |
| Spark Plug Interval | 60,000 mi (severe) / 100,000 mi | 100,000 mi | 100,000 mi |
| Transmission Fluid | Mopar ZF 8 & 9 Speed ATF (or equivalent) | Mopar ZF 8 & 9 Speed ATF (or equivalent) | Mopar ZF 8 & 9 Speed ATF (or equivalent) |
| Coolant | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); engine 16.17 qt + intercooler loop 4.33 qt (MS.90032) | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); engine 16.17 qt (18.49 qt w/ axle oil heater) + intercooler loop 4.33 qt (MS.90032) | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); 12.8 qt (15.11 qt with axle oil heater); MGU loop also OAT |
Towing, Payload & RHO Performance Maintenance
The Ram 1500 is built to work. Frequent trailer towing, heavy payload and the RHO's off-road performance duty all stress the powertrain, and Ram's 2025 plan reflects that: front and rear axle fluid is changed at the 30,000-mile inspection for police, taxi, fleet, off-road or frequent-towing use, transfer case fluid is inspected at 60,000 and 120,000 miles and changed for the same heavy-use conditions (every 4x4 changes it at 120,000), and the RHO drains and refills its transfer case every 30,000 miles. No automatic transmission fluid change is listed for the Ram 1500 at any interval. Western NC owners typically use a Ram 1500 for a mix of daily driving, towing and off-road duty, so tell our advisors how you use your truck.
- Towing 10,000+ lbs is severe-duty operation — oil change at 5,000-7,500 miles, transmission fluid at 30,000-60,000 miles.
- 5.7L HEMI lifter wear is documented — conservative oil intervals (5,000-7,500 mi) help.
- RHO Hurricane HO owners: aggressive driving accelerates oil breakdown. Change at 5,000-7,500 miles when driven hard.
- After heavy off-road runs, wash undercarriage and inspect skid plates.
- Heavy payload accelerates suspension and tire wear — inspect after every loaded run.
- Trailer brake controller and 7-pin harness inspection at every tow trip.
- Cold-start operation in winter stresses Hurricane turbo bearings — allow brief warm-up.
- eTorque mild-hybrid auxiliary battery needs periodic inspection alongside main battery.
Severe & Special Operating Conditions
Stellantis defines severe operating conditions as any of the items below: dusty or off-road driving, frequent trailer towing, police, taxi or fleet use, sustained high speed, and extended idling or low-rpm operation. Most Ram 1500 owners in the mountains qualify for at least one, and the 2025 manual shortens specific items accordingly: the evaporative system fresh-air filter is checked every 20,000 miles in extreme dust, axle fluid is changed at the 30,000-mile inspection under heavy use, and the RHO drops to a 4,000-mile or 350-hour oil change in severe duty.
- Towing — Ram 1500 rated up to 12,750 lbs
- Heavy payload (up to 2,300 lbs on some configurations)
- RHO aggressive driving or off-road desert running
- Frequent short trips that prevent engine warm-up
- Heavy stop-and-go traffic
- Sustained mountain grade driving (Western NC routes)
- Operating in dusty conditions or gravel forest roads
- Extreme cold weather (below 0°F) or extreme heat (above 100°F)
Service for 2025 Ram 1500 Owners Across Western NC
Ram 1500 owners across Western NC use these trucks for a remarkable mix of work and play: commuting around Brevard, towing campers and boats up to Lake Lure, hauling materials around Asheville and Hendersonville, running forest roads in Pisgah, and weekend trips toward Waynesville and the Smokies. Mountain grades stress brakes. Towing stresses the transmission and cooling system. RHO performance driving stresses everything, which is why Ram gives it a shorter plan. Our Mopar-certified service team handles every 2025 Ram 1500 duty cycle.
Monthly & Semi-Annual Owner Checks
Between scheduled service visits, a few quick owner checks help catch problems before they become repairs. These take only a couple of minutes and apply to every 2025 Ram 1500.
- Tire pressure — check monthly; before every tow trip; after every off-road run.
- Engine oil level — check every 2-3 fuel fill-ups; HEMI and Hurricane engines benefit from monitoring.
- Coolant level — verify monthly.
- Transmission fluid level (when accessible) — check periodically for towing-heavy use.
- Brake fluid level — check the master cylinder reservoir monthly.
- Trailer hitch and electrical connections — inspect at each tow trip.
- Visual underbody check — look for fluid leaks, damaged skid plates after off-road or heavy work use.
- Battery terminals — inspect every 6 months; eTorque trucks have an auxiliary battery too.
Note on Pricing: Ram 1500 service pricing varies by engine. The Hurricane High Output takes 7.5 quarts of 0W-40, so an RHO, Limited, Longhorn or Tungsten oil change costs more than a Pentastar V6 service, and the RHO's 6,000-mile plan means more frequent visits. Heavy-tow customers should ask about severe-duty axle and transfer case service. Call (828) 492-2121 for engine-specific quotes.
Schedule Your 2025 Ram 1500 Maintenance at Mahon CDJR
Mahon CDJR services the full 2025 Ram 1500 lineup, from the Pentastar V6 Tradesman to the Hurricane HO RHO, with the correct Mopar oil, filters and fluids for each engine. Our Mopar-certified team handles every engine and every duty cycle. Schedule online or call our service team at (828) 492-2121.
Created September 29, 2026 by MM Dealer Advocates