2004 Toyota Tundra structure problems
200 owner complaints filed with NHTSA name the structure on the 2004 Toyota Tundra — 43% of all complaints for this model year.
What owners report
“The contact owns a 2004 Toyota Tundra. The contact stated that the vehicle was Emissions tested, and rust was discovered on the driver’s and passenger’s side subframes. The dealer was notified of the issue, but the vehicle was not repaired. The manufacturer was notified of the failure. The contact…”
filed Apr 14, 2026
“The contact owns a 2004 Toyota Tundra. The contact stated that after purchasing tires for replacement, the tire technician stated that the subframe was damaged from corrosion to the front frame, the side members, and the rear subframe. The contact was informed that the most severe corrosion was…”
filed Jan 8, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic compounds. If these contaminants settle and…
T-SB-0039-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is to shield the disc brake rotor from…
T-SB-0038-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an exposed vehicle, especially the horizontal…
T-SB-0035-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow…
T-SB-0061-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 5, 2024Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can…
T-SB-0062-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 3, 2024
Structure problems in other Tundra years
| Year | Reports | Share |
|---|---|---|
| 2026 Tundra | 1 | 5% |
| 2025 Tundra | 6 | 5% |
| 2024 Tundra | 6 | 2% |
| 2023 Tundra | 8 | 2% |
| 2022 Tundra | 17 | 4% |
| 2021 Tundra | 2 | 9% |
| 2020 Tundra | 3 | 7% |
| 2019 Tundra | 4 | 6% |
| 2018 Tundra | 3 | 3% |
| 2017 Tundra | 2 | 3% |
| 2016 Tundra | 21 | 18% |
| 2015 Tundra | 3 | 6% |
Other reported problem areas on the 2004 Toyota Tundra
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.