2009 Chevrolet Tahoe power train problems
12 owner complaints filed with NHTSA name the power train on the 2009 Chevrolet Tahoe — 4% of all complaints for this model year.
What owners report
“The contact owns a 2009 Chevrolet Tahoe. The contact stated that while driving at an undisclosed speed, the contact noticed oil leaking from the vehicle with the transmission warning light illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed that the JB Weld and the…”
filed May 14, 2026
“P2138 code causing the car to have reduced engine power causing unsafe driving conditions and danger to other traffic. Vehicle has been to dealer multiple times for issue, ECM replaced costing thousands and still not working.”
filed Nov 10, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Tahoe years
| Year | Reports | Share |
|---|---|---|
| 2026 Tahoe | 1 | 5% |
| 2025 Tahoe | 4 | 11% |
| 2024 Tahoe | 7 | 12% |
| 2023 Tahoe | 41 | 20% |
| 2022 Tahoe | 33 | 19% |
| 2021 Tahoe | 83 | 19% |
| 2020 Tahoe | 14 | 25% |
| 2019 Tahoe | 37 | 36% |
| 2018 Tahoe | 19 | 19% |
| 2017 Tahoe | 53 | 31% |
| 2016 Tahoe | 47 | 18% |
| 2015 Tahoe | 55 | 8% |
Other reported problem areas on the 2009 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.