2021 Toyota Tundra Transmission and drivetrain Problems
- Complaints
- 1about this part
- Share
- 4%of 24 total for the year
- Median mileage
- 48,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the transmission and drivetrain of the 2021 Toyota Tundra, 4% of the 24 complaints for this model year. Where a mileage was given, the median is 48,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2021 Toyota Tundra. The contact stated that while driving at an undisclosed speed, the vehicle briefly hesitated and jolted, prompting the contact to discontinue driving the vehicle. The transmission warning light was illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the transmission. The contact was informed that the transmission needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure, a case was opened, and the contact was referred to the NHTSA hotline for assistance. The failure mileage was 48,000.”
NHTSA complaint #11649812, filed 2025-03, 48,000 milesRelated service bulletins
- 10203551Oct 14, 2021TT: For some 2021 Tundra and Sequoia vehicles, there may appear to be an ATF leak from the bellhousing area of the transmission. This condition is specifically focused on new…
- 10203529Oct 1, 2021TSB: Some 2019 ? 2021 model year Tundra vehicles may exhibit a ?High Transmission Fluid Temp? warning message on the instrument cluster Multi-information Display (MID) when…
Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 8 | 22% |
| 2025 | 37 | 26% |
| 2024 | 85 | 24% |
| 2023 | 88 | 21% |
| 2022 | 104 | 24% |
| 2021 | 1 | 4% |
| 2020 | 3 | 6% |
| 2019 | 1 | 1% |
| 2018 | 3 | 3% |
| 2017 | 6 | 8% |
| 2016 | 5 | 4% |
| 2015 | 1 | 2% |
| 2014 | 5 | 5% |
| 2012 | 21 | 13% |
| 2011 | 18 | 13% |
| 2010 | 19 | 12% |
| 2009 | 11 | 29% |
| 2008 | 46 | 14% |
| 2007 | 73 | 19% |
| 2006 | 23 | 4% |
| 2005 | 35 | 9% |
| 2004 | 46 | 10% |
| 2003 | 35 | 9% |
| 2002 | 51 | 11% |
| 2001 | 30 | 7% |
| 2000 | 51 | 5% |
Other parts of the 2021 Toyota Tundra
6 complaintsElectrical system
4 complaintsSeats
4 complaintsVisibility (wipers, defrost, mirrors)
3 complaintsExterior lighting
2 complaintsForward collision avoidance
2 complaintsFuel system
2 complaintsSteering
2 complaintsBody and structure
2 complaintsAir bags
1 complaintsEngine
1 complaintsTires
1 complaints
← All problems reported for the 2021 Toyota Tundra
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology