2021 Dodge Durango - Maintenance & Specs
The 2021 Dodge Durango belongs to a Dodge Durango lineup that Know Your Ride tracks across 15 model years, from 2000 to 2026. Engine options on record include the 3.6L V6, 3.6L. It is configured as rear-wheel drive with an automatic 8-spd. The 2021 sits mid-run, with both earlier (2000) and later (2026) Durango model years also documented.
It takes 5W-20 full synthetic oil, 5.9 qt with a new filter. Fluid specs on file include HOAT coolant, DOT 3 brake fluid, ATF+4 transmission fluid. Know Your Ride lists 14 scheduled maintenance items for this vehicle, the earliest interval falling at 7,500 miles. Documented torque values include oil drain plug 20 ft-lb, lug nut 100 ft-lb, spark plug 18 ft-lb.
NHTSA complaints for this vehicle cluster around exterior lighting (57), electrical system,exterior lighting (16), structure (11). A representative report reads: "The DRL failed - seems like it is due to a faulty ground connection on CANBUS." There are 7 safety recalls on record; one covers: ...sler (FCA US, LLC) is recalling certain 2020-2021 Dodge Durango vehicles. The Side Air Bag Inflatable Curtain (SABIC) fastener may be loose or....
EPA fuel economy is rated at 19 city / 26 highway MPG, 21 MPG combined. Estimated annual fuel cost is about $2,100.
Quick Specs
| Oil viscosity | 5W-20 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 5.9 qt |
| Oil filter | Mopar 68191349AC |
| EPA combined | 21 MPG |
| Tire size | 245/60R18 |
| Coolant | HOAT |
| NHTSA overall | 4 / 5 stars |
| Open recalls on record | 7 |
| Technical service bulletins | 200 |
Common Trouble Codes
- P0300 - Random/Multiple Cylinder Misfire Detected
- P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
- P0171 - System too Lean (Bank 1)
- P0128 - Insufficient Coolant Temperature for Stable Operation
- P0442 - Evaporative Emission Control System Leak Detected (small leak)
- P0455 - Evaporative Emission Control System Leak Detected (gross leak)
- P0700 - Transmission Control System Malfunction
- P0301 - Cylinder 1 Misfire Detected
- U0100 - Lost Communication With ECM/PCM A
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Part of the free Know Your Ride vehicle maintenance reference. Figures are sourced from EPA, NHTSA and manufacturer data and are for general reference - always confirm with your owner's manual.