2026 Dodge Durango Maintenance Schedule
Complete Service Intervals for the Pentastar V6, 5.7L HEMI, 6.4L 392 HEMI & 6.2L Supercharged Hellcat Powertrains
Proudly serving Brevard, Asheville, Hendersonville, Fletcher & Cherokee NC
2026 Dodge Durango Scheduled Maintenance Overview
The 2026 Dodge Durango offers four distinct engines: the 3.6L Pentastar V6 in the GT, the 5.7L HEMI V8 with Fuel Saver Technology in the GT HEMI, the 6.4L 392 HEMI in the R/T 392, and the supercharged 6.2L HEMI in the SRT Hellcat and Hellcat Jailbreak. The V6 and 5.7L share one maintenance plan; the Hellcat and the R/T 392 follow the stricter SRT plan with 6,000-mile oil changes. Our Mopar-certified technicians handle every 2026 Durango with OEM-spec parts.
The Durango uses the Stellantis Oil Change Indicator System. Towing, aggressive driving and mountain grades all bring the indicator on sooner. For the V6 and 5.7L HEMI, Stellantis specifies never exceeding 10,000 miles, 12 months or 350 engine hours between oil changes. The SRT Hellcat and R/T 392 are capped at 6,000 miles or 6 months, with an oil level check at every fuel stop on the Hellcat. Neither the 5.7L nor the 6.4L is an eTorque mild hybrid; both use Fuel Saver Technology (MDS) instead.
Oil & Filter
Oil Change Indicator; max 10,000 mi / 12 months / 350 hours
(SRT Hellcat and R/T 392: 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
(all engines)
Spark Plugs
100,000 mi (V6 and 5.7L HEMI)
60,000 and 120,000 mi (SRT Hellcat); 96,000 mi (R/T 392)
Complete Maintenance Schedule by Mileage
| Mileage Interval | Services Performed |
|---|---|
| 6.4L R/T 392 - SRT plan (reference: 2024 Durango OM; 2026 OM First Edition does not include 6.4L) | Follows the SRT Maintenance Plan on the 6,000-mile/6-month grid: oil and filter (0W-40 MS-12633, 7 qt) max 6,000 mi/6 months; cabin filter 12K; engine air filter, transfer case and axle fluids every 30K; spark plugs at 96,000 mi (mileage-based); PCV inspect 90K; coolant 120 months/150K. |
| Every 6,000 miles - 6.2L SRT Hellcat (Oil Change Indicator; max 6,000 mi / 6 months) | Change engine oil and filter (0W-40 MS-12633); rotate tires at first sign of irregular wear; inspect CV/universal joints; inspect battery; inspect brake hoses and lines. At each fuel stop: check oil level and washer fluid. Monthly: tire pressure/wear. |
| Every 10,000 miles - 3.6L & 5.7L (Oil Change Indicator; max 10,000 mi / 12 months / 350 hours) | Change oil and filter; rotate tires at first sign of irregular wear; inspect battery, clean/tighten terminals; inspect CV/universal joints; inspect brake pads, shoes, rotors, drums, hoses and parking brake; inspect engine cooling system protection and hoses; inspect exhaust system; inspect engine air cleaner if used in dusty/off-road conditions, replace if necessary. |
| Every 12,000 miles - 3.6L & 5.7L | Replace cabin air filter. |
| Every 12,000 miles / 12 months - 6.2L SRT | Replace cabin air filter; inspect brake linings, replace if necessary; inspect exhaust system; inspect front suspension, tie rod ends and boot seals; inspect engine air cleaner filter if used in dusty/off-road conditions. |
| Every 20,000 miles / 2 years - 3.6L & 5.7L | Inspect front suspension, tie rod ends, replace if necessary; inspect brake linings and parking brake function. (CV/universal joints inspected every 10K.) |
| Every 30,000 miles / 3 years - 3.6L & 5.7L | Replace engine air cleaner filter; drain and refill transfer case fluid (AWD; Mopar ATF+4); inspect front and rear axle fluid - change if used for police, taxi, fleet, off-road or frequent trailer towing. |
| Every 30,000 miles / 30 months - 6.2L SRT | Replace engine air cleaner filter; drain and refill transfer case fluid (Mopar ATF+4); change front and rear axle fluid (Mopar GL-5 75W-85 / ELSD with friction modifier); adjust parking brake (four-wheel disc). |
| Every 60,000 miles - 6.2L SRT (mileage-based only) | Replace spark plugs (SP196724AC x16) at 60,000 and 120,000 miles; inspect accessory drive belts, replace if necessary (60K/120K). |
| 90,000 miles - 6.2L SRT | Inspect and replace PCV valve if necessary. |
| 100,000 miles / 10 years - 3.6L & 5.7L | Replace spark plugs (mileage-based only); replace PCV valve; flush and replace engine coolant (OAT) at 10 years or 150,000 miles whichever first. |
| 150,000 miles / 15 years - 3.6L & 5.7L | Replace accessory drive belt; inspect belt tensioner and pulley, replace if necessary; coolant flush if not done at 10 years. |
| Not scheduled - automatic transmission fluid (3.6L & 5.7L) | No ATF change interval appears in the Maintenance Plan (Mopar ZF 8&9 Speed ATF); level/leak inspection only. |
| Every 24 months if DOT 4 brake fluid is used - 6.2L SRT (time based) | Change brake fluid every 24 months when DOT 4 is used (DOT 3 SAE J1703 is the default). |
| 120 months / 150,000 miles - 6.2L SRT | Flush and replace engine/intercooler coolant (OAT) at 120 months if not done at 150,000 miles. |
Time-Based Service
Several 2026 Durango items are governed by time as well as miles, whichever comes first:
- Engine oil and filter: at least every 12 months or 350 engine hours on the V6 and 5.7L HEMI; every 6 months on the SRT Hellcat and R/T 392
- Front suspension, tie rod ends and brake linings: inspect every 20,000 miles or 2 years (V6, 5.7L); every 12,000 miles or 12 months on the SRT Hellcat
- Engine air filter and transfer case fluid: every 30,000 miles or 3 years (V6, 5.7L AWD); every 30,000 miles or 30 months on the SRT Hellcat, which also changes front and rear axle fluid at that interval
- Spark plugs and PCV valve: 100,000 miles or 10 years (V6, 5.7L)
- Engine coolant: flush and replace Mopar OAT coolant at 10 years or 150,000 miles on every engine, the Hellcat's intercooler circuit included
- Brake fluid: the manual lists no replacement interval for the standard Mopar DOT 3 fluid, which is inspected at every service; if DOT 4 fluid is used on the SRT Hellcat, change it every 24 months
- Accessory drive belt: replace at 150,000 miles or 15 years (V6, 5.7L); inspect at 60,000 and 120,000 miles on the SRT Hellcat
Engine-Specific Maintenance Details
The 2026 Durango offers four powertrains spanning efficient V6 to track-ready supercharged V8, and each has distinct oil requirements. The 3.6L Pentastar and 5.7L HEMI both use SAE 0W-20 full synthetic (MS-6395): the V6 holds 6.0 quarts with a Mopar 68191349AC cartridge filter, the HEMI 7.0 quarts with a Mopar 4892339BE spin-on filter. The 6.4L 392 and the supercharged 6.2L Hellcat both require SAE 0W-40 full synthetic (MS-12633), 7.0 and 8.3 quarts respectively, with a Mopar 4884899AC filter. All four use Mopar ZF 8 & 9 Speed ATF in the TorqueFlite 8-speed automatic (the heavy-duty 8HP95 on the Hellcat), Mopar ATF+4 in the transfer case and Mopar GL-5 75W-85 synthetic axle lubricant. The 2026 owner's manual does not yet include the 6.4L, so R/T 392 fluid specs and intervals follow the SRT section of the previous Durango manual until a revised edition is published. Get the right oil for your engine, and never substitute.
| Specification | 3.6L Pentastar V6 | 5.7L HEMI V8 with Fuel Saver Technology (MDS) | 6.2L Supercharged HEMI Hellcat V8 | 6.4L (392) HEMI V8 with Fuel Saver Technology |
|---|---|---|---|---|
| Oil Type | SAE 0W-20 Full Synthetic (MS-6395), API Starburst | SAE 0W-20 Full Synthetic (MS-6395), API Starburst | SAE 0W-40 Full Synthetic, API certified (MS-12633), API Donut (factory fill Pennzoil Ultra Platinum 0W-40) | SAE 0W-40 Full Synthetic (MS-12633) - per 2024 Durango OM SRT section (6.4L) |
| Oil Capacity | 6.0 qt (with filter) | 7.0 qt (with filter) | 8.3 qt (with filter) | 7.0 qt (with filter) - 2024 Durango OM and 2026/2027 spec sheets |
| Oil Filter | Mopar 68191349AC (cartridge) | Mopar 4892339BE (spin-on; 2022-2025 Durango 5.7L) | Mopar 4884899AC (spin-on; 2018-2025 Durango SRT/6.2L/6.4L) | Mopar 4884899AC (moparpartsgiant fitment: 2018-2025 Durango 6.2L/6.4L; verify for 2026 R/T 392) |
| Engine Air Filter | Mopar 4861756AA | Mopar 4861756AA | Mopar 53010798AD (2023-2025 Durango 6.2L) | Mopar 4861756AA (fitment lists SRT 392 through 2024; verify) |
| Cabin Air Filter | Mopar 68606182AA (2022-2025 Durango, all engines) | Mopar 68606182AA (2022-2025 Durango, all engines) | Mopar 68606182AA (2022-2025 Durango, all engines) | Mopar 68606182AA (2022-2025 Durango, all engines) |
| Spark Plugs | Mopar SP225755AB (x6) | Mopar SP143877AB (x16, two per cylinder) | Mopar SP196724AC (x16) | Mopar SP149212AC (x16; 2018-2024 Durango 6.4L fitment; verify for 2026-2027) |
| Spark Plug Interval | 100,000 mi | 100,000 mi | 60,000 mi | 96,000 mi |
| Transmission Fluid | Mopar ZF 8 & 9 Speed ATF; transfer case Mopar ATF+4; axles Mopar GL-5 Synthetic Axle Lubricant SAE 75W-85 (rear ELSD: 75W-85 with integrated friction modifier) | Mopar ZF 8 & 9 Speed ATF; transfer case Mopar ATF+4; axles Mopar GL-5 Synthetic 75W-85 (rear ELSD with friction modifier) | Mopar ZF 8 & 9 Speed ATF; transfer case (single-speed) Mopar ATF+4; front axle Mopar GL-5 75W-85; rear axle (ELSD) Mopar GL-5 75W-85 with integrated friction modifier | Mopar ZF 8 & 9 Speed ATF; transfer case Mopar ATF+4; axles Mopar GL-5 75W-85 (rear ELSD with friction modifier) - per 2024/2026 OM chassis fluids |
| Coolant | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); brake fluid Mopar DOT 3 (SAE J1703; DOT 4 acceptable on SRT - change every 24 months if DOT 4 is used) | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); brake fluid Mopar DOT 3 (SAE J1703; DOT 4 acceptable on SRT - change every 24 months if DOT 4 is used) | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); brake fluid Mopar DOT 3 (SAE J1703; DOT 4 acceptable on SRT - change every 24 months if DOT 4 is used) | Mopar Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (MS.90032); brake fluid Mopar DOT 3 (SAE J1703; DOT 4 acceptable on SRT - change every 24 months if DOT 4 is used) |
Towing, Performance & SRT Hellcat Considerations
The 2026 Durango GT HEMI is rated to tow up to 7,200 pounds and the SRT Hellcat up to 8,700 pounds while making 710 horsepower, and the R/T 392 adds 475 horsepower with Brembo brakes and adaptive damping. Both heavy towing and aggressive driving stress the powertrain and shorten service intervals, and the 2026 plan reflects that. On the V6 and 5.7L, front and rear axle fluid is inspected at 30,000 miles and changed if the Durango is used for frequent trailer towing, off-road, police, taxi or fleet duty. The Hellcat changes its transfer case and both axle fluids every 30,000 miles regardless, changes oil every 6,000 miles or 6 months, and inspects its accessory drive belts at 60,000 and 120,000 miles; the R/T 392 follows the same 6,000-mile SRT grid with spark plugs at 96,000 miles. No automatic transmission fluid change interval appears in the 2026 plan; the fluid is checked for level and leaks at service. Tell our service advisor how you use your Durango and we will set the schedule accordingly.
- Towing 7,000+ lbs is severe-duty operation — oil change at 5,000-7,500 miles, transmission fluid at 30,000-60,000 miles.
- Hellcat owners driven hard: oil change at 5,000-7,500 miles; supercharged engines are unforgiving of degraded oil.
- Brembo brake pads on Hellcat require OEM-spec replacements only.
- Track days require brake fluid inspection and possible flush before each event.
- 5.7L HEMI lifter wear is documented — conservative oil intervals (5,000-7,500 mi) help.
- Three-row family use with full passenger loads counts as severe-duty.
- AWD Durango: all four tires must have similar tread depth to protect the AWD system.
- Hellcat supercharger has its own oil reservoir — inspect at every oil change.
Severe & Special Operating Conditions
Stellantis defines severe operating conditions as any of the items below: frequent trailer towing, off-road or dusty driving, and police, taxi or fleet use. Durango HEMI owners who tow regularly and Hellcat and R/T 392 owners almost always fall into severe duty. For the 2026 V6 and 5.7L, severe use moves the front and rear axle fluid change to every 30,000 miles and calls for the engine air cleaner to be inspected at every oil change in dusty conditions. The SRT plan that governs the Hellcat and R/T 392 is already written for hard use, with 6,000-mile oil changes and 30,000-mile driveline fluid changes for every owner.
- Towing — Durango HEMI rated up to 8,700 lbs
- Aggressive Hellcat driving, track days, autocross
- Frequent short trips that prevent engine warm-up
- Heavy stop-and-go traffic
- Three-row passenger loads on long road trips
- Sustained mountain grade driving (Pisgah, Blue Ridge Parkway)
- Operating in dusty conditions or on gravel forest roads
- Extreme cold weather (below 0°F) or extreme heat (above 100°F)
Service for 2026 Dodge Durango Owners Across Western NC
Durango owners across Western NC have a unique mix of duties: family hauling around Brevard, towing campers and boats up to Lake Lure and beyond, daily commutes from Asheville and Hendersonville, mountain trips to Cherokee NC and the Smokies, plus the occasional spirited Hellcat or R/T 392 run up the Blue Ridge Parkway. Each pattern stresses brakes, transmission and powertrain differently. Our Mopar-certified service team, including SRT-trained technicians, understands every 2026 Durango variant.
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 2026 Dodge Durango.
- Tire pressure — check monthly; before any tow trip; before any track-day for Hellcat owners.
- Engine oil level — check every 2-3 fuel fill-ups; HEMI engines benefit from regular monitoring.
- Coolant level — verify monthly.
- Transmission fluid level (when accessible) — check periodically for towing-heavy use.
- Brake fluid level — check monthly; before each track event for Hellcat.
- Brake pad visual inspection through the wheel — Brembo on Hellcat wears visibly.
- Trailer hitch and electrical connections (towers) — inspect at each tow trip.
- Tire tread depth and sidewalls — inspect monthly; performance tires more often.
Note on Pricing: 2026 Durango service pricing varies significantly by engine. The V6 takes 6 quarts of 0W-20, the 5.7L HEMI 7 quarts, and the 6.4L 392 and Hellcat take 7 and 8.3 quarts of 0W-40 every 6,000 miles, so SRT-plan oil changes cost more and come around more often. Brembo brake service on the Hellcat and R/T 392 costs substantially more than on a GT. Towing-heavy users should ask about the 30,000-mile axle and transfer case service. Call (828) 492-2121 for specific quotes.
Schedule Your 2026 Dodge Durango Maintenance at Mahon CDJR
Mahon CDJR services the full 2026 Durango lineup, from the V6 GT to the R/T 392 and SRT Hellcat Jailbreak. Our Mopar-certified team includes SRT-trained technicians who understand supercharged HEMI service, Brembo brake hardware and severe-duty towing maintenance. Schedule online or call our service team at (828) 492-2121.
Created September 29, 2026 by MM Dealer Advocates