Investigating P0455 on Your 2024 Dodge Durango
A P0455 on your 2024 Durango means a large EVAP leak. Your 3-row SUV with the 3.6L Pentastar or 5.7L HEMI is fully under warranty. Check the gas cap first, then let your dealer handle it.
Symptoms
- Check engine light with P0455
- Possible fuel smell
- Gas cap not seating
- EVAP monitor incomplete
Top Causes
- Gas Cap Seal (Very High Likelihood): Loose or factory defect. Warranty-covered.
- NVLD Unit (Medium Likelihood): Stellantis leak detection module. Warranty-covered.
- Purge Solenoid (Medium Likelihood): Factory defect. Warranty-covered.
- EVAP Canister (Low Likelihood): Manufacturing issue. Warranty-covered.
- Software Calibration (Low Likelihood): PCM update needed. Warranty-covered.
What to Do
Tighten the gas cap and drive 2–3 days. If P0455 persists, visit your Dodge dealer for free warranty diagnosis using wiTECH. No out-of-pocket cost.
Warranty
Your 2024 Durango is covered by Chrysler's 3-year/36,000-mile warranty through 2027. Federal emissions (8yr/80k) extends through 2032.
Safe to Drive?
Yes. P0455 doesn't affect HEMI power, AWD, towing, or any features.