P0455 on Dodge Durango
EVAP System Leak Detected - Large Leak
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Dodge Durango context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0455.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P0455 Means on Your Dodge Durango
P0455 is a diagnostic trouble code indicating: EVAP System Leak Detected - Large Leak. This code relates to the emission controls system. DODGE describes this as: Large EVAP Leak. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Dodge Durango Owner Reports
Source: NHTSA Complaints Database
"Large evap leak - code p0455: inlet & outlet fuel tank rings have rusted out. previous recall e01 repaired in 2010 complete. after effects from previous fuel leakage has caused rust damage to the fuel tank connector rings."
"60,000 mile garage kept durango with p0455 (evap purge hose crack) check engine light. warranty is out (so much for my extended warranty- wont cover) and dealership wont repair without charging me. there are numerous tsb 25-002-15 regarding this problem. issue a recall.."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Dodge Durango
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.