By model year
Kenworth L770 complaints by model year
Owner complaints filed with NHTSA, all years filed, by model year.
Source: NHTSA ODI. Complaints are not verified by NHTSA, and NHTSA publishes no sales volumes, so counts are not rates.
Model line
Kenworth L770
Every Kenworth L770 model year on file, 2024 to 2026. Pick a year for its recalls, investigations, service bulletins and the full text of owner complaints.
Owner complaints, all model years00 involved a crash, fire, injury or death
Model years32024 to 2026
Recall campaigns4Distinct campaigns listing it
Service bulletins55Summed across model years
Components
Complaints by component
Owner complaints across all model years, by component.
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Source: NHTSA ODI complaints file.
Model years
The record for each Kenworth L770 model year
Peer index compares complaints with the median vehicle of the same model year and body class (100 is the median). It corrects for age, not for how many were sold.
| Year | Body | Complaints | Severity index | Peer index | Recalls | Investigations | Bulletins |
|---|---|---|---|---|---|---|---|
| 2026 | Not decoded | 0 | None | None | 2 | 0 | 13 |
| 2025 | Not decoded | 0 | None | None | 3 | 0 | 23 |
| 2024 | Not decoded | 0 | None | None | 1 | 0 | 19 |
Source: NHTSA ODI. Body class from NHTSA's VIN decoder where decoded.
Latest recalls
Recent campaigns covering the Kenworth L770
- 26V-022 Jan 19, 2026
Right-hand stand-up (RHSU) configuration on the steering cross-shaft may become stressed and fail
Steering · 219 vehicles - 25V-436 Jun 26, 2025
Tail brake light, upper and lower beam headlights, reverse light, and turn signal may not illuminate as intended
Lighting · 56k vehicles - 24V-433 Jun 12, 2024
Tie rod or drag link assembly may contain an improperly heat-treated ball stud, causing the ball stud to break
Steering · 7,410 vehicles - 24V-044 Jan 25, 2024
Steering gear assemblies may have been assembled incorrectly with fewer recirculating balls than are required, which may result in a loss of…
Steering · 46k vehicles
Source: NHTSA ODI recalls file.