Thudding noise coming from the fuel tank assembly at idle or on an incline when the PCSV (Purge Control...
Hyundai technical service bulletin 25-FL-003H for 2021-2025 Hyundai Elantra and 2022-2025 Hyundai Elantra N.
- Bulletin number
- 25-FL-003H
- Component
- Fuel/propulsion system
- Summary
- Certain Elantra (CN7), Elantra N (CN7 N), Elantra (CN7A) vehicles may experience a thudding noise coming from the fuel tank assembly at idle or on an incline when the PCSV (Purge Control Solenoid Valve) is operating, and fuel level is above 90% full. If the noise is heard, follow the service procedure to replace the fuel tank assembly and resolve the concern.
Owners of these vehicles have filed 13 complaints in the fuel system category.
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