repaired · 2026 Q3
Electrical system: software
Risk. Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System)…
2021 Kenworth T880Problems, recalls & complaints
NHTSA has logged 1 owner complaint about the 2021 Kenworth T880, most often about the service brakes. It is covered by 8 safety recalls, and for recall 24V-145 the manufacturer reports only 24% of affected cars repaired.
Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through December 9, 2024. Updated daily.
Complaints by system
Where the 2021 Kenworth T880 has problems
1 complaint grouped by the system owners reported.
1Service brakes
| System | Complaints | Crash, fire or injury |
|---|---|---|
| Service brakes | 1 | 0 |
Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.
8 recalls
2021 Kenworth T880 recalls and how many were fixed
Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.
repaired · 2026 Q3
Lever and linkage: column shift
Risk. A loss of communication between the gear shifter and the transmission may result in the vehicle becoming disabled after coming to a stop, increasing the risk…
repaired · 2026 Q2
Supply: reservoir/tank
Risk. Insufficient air volume can reduce braking performance and increase the risk of a crash.
repaired · 2024 Q3
Electrical system: wiring
Risk. The operator may be unaware of a system malfunction or the presence of excessive methane levels, increasing the risk of injury or fire.
Show 4 more recalls
repaired · 2023 Q4
Electrical system: software
Risk. Unintended vehicle movement can increase the risk of a crash or injury.
repaired · 2023 Q2
Fuel injection system: fuel rail
Risk. A fuel leak in the presence of an ignition source increases the risk of a fire.
repaired · 2022 Q4
Engine
Risk. A detached flywheel can cause loss of drive power, increasing the risk of a crash.
repaired · 2022 Q2
Power train: axle assembly
Risk. The short screws can cause the hardware to separate from the suspension system and become road hazards, increasing the risk of a crash and/or injury.
Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Kenworth.
Best & worst years
2021 vs. every other T880 year
Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the T880 median. How we score
'11'12'13'14'15'16'17'18'19'20'21'22'23'24'25'26'27
- Avoid
- Caution
- Solid
- Best
- Not rated
In owners' words
What T880 owners report
Recent service brakes complaints filed with NHTSA, shortened. Personal details are removed.
TRACTOR ABS SYSTEM APPLIES THE BRAKES TO THE TRAILERS WHILE CORNERING CAUSING THE VEHICLE TO BECOME UNCONTROLLABLE. THIS USUALLY OCCURS WHILE ENTERING OR EXITING A HIGHWAY AT SPEEDS ABOVE 30 MPH. THE ABS SYSTEM LOCKS UP THE BRAKES UNTIL THE TRACTOR AND TRAILERS COME TO A COMPLETE STOP. THESE TRUCKS…
Own a 2021 T880?
Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.