2015 Chevrolet Tahoe fuel/propulsion system problems
51 owner complaints filed with NHTSA name the fuel/propulsion system on the 2015 Chevrolet Tahoe — 8% of all complaints for this model year.
What owners report
“The failure is believed to have originated in the fuel delivery system, specifically the check valve in the low-pressure fuel feed jumper line at the engine. This valve failed to seat properly, allowing high-pressure pulses to travel back into the low-pressure side of the system. This malfunction…”
filed Mar 19, 2026
“Vehicle cranked longer than usual, noticed slight smell of fuel. After arriving home noticed fuel smell was very strong and a puddle of raw fuel under vehicle. Fuel line appears to have rubbed/vibrated against the frame of the vehicle causing the line to rupture. Date of incident 12-26-2025. No MIL…”
filed Dec 26, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other Tahoe years
| Year | Reports | Share |
|---|---|---|
| 2024 Tahoe | 6 | 10% |
| 2023 Tahoe | 8 | 4% |
| 2022 Tahoe | 17 | 10% |
| 2021 Tahoe | 91 | 21% |
| 2020 Tahoe | 3 | 5% |
| 2019 Tahoe | 25 | 25% |
| 2018 Tahoe | 7 | 7% |
| 2017 Tahoe | 8 | 5% |
| 2016 Tahoe | 14 | 5% |
| 2014 Tahoe | 3 | 3% |
| 2013 Tahoe | 3 | 1% |
| 2012 Tahoe | 1 | 1% |
Other reported problem areas on the 2015 Chevrolet Tahoe
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.