Kenworth K370: problems, complaints, bulletins
Summary for the Kenworth K370 across 8 model years: 0 owner complaints and 28 NHTSA service bulletins, plus repair videos. Pick a year for details.
Model years
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 0 | 0 | 48 |
| Fuel/propulsion system | 0 | 0 | 11 |
| Equipment | 0 | 0 | 10 |
| Engine | 0 | 0 | 8 |
| Powertrain | 0 | 0 | 4 |
| Service brakes | 0 | 0 | 4 |
| Engine and cooling | 0 | 0 | 3 |
| Fuel system | 0 | 0 | 3 |
| Structure | 0 | 0 | 3 |
| Vehicle speed control | 0 | 0 | 3 |
| Visibility | 0 | 0 | 3 |
| Steering | 0 | 0 | 2 |
| Wheels | 0 | 0 | 2 |
| Other | 0 | 0 | 9 |
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Fuel/propulsion system. Fuel smell, leaks, rough running, fuel-system codes.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- One additional chassis has been added to the chassis list
- The bulletin has been updated to include vehicles equipped with 141 kWh batteries
- "Kenworth
- "(KW)
- Additional US chassis have been added, along with additional Canadian chassis under identical safety…
- Sheppard Recall Order Process Update - The Parts section has been updated with revised steps for opening a…
- Certain Model 220, K270, and K370 BEV chassis are broadcasting incorrect VINs to PACCAR Solutions
- Software updates are available for certain Peterbilt Model 220 BEVs that experience battery pack cell…
- CARB Label Procedure Update The repair procedure removes the aftermarket change request, adds GHG label…
- A photo of the two ring terminals and a caution statement have been added to the Dana Cradle Harness…
- Certain Battery Electric Vehicles that are subject to California Air Resources Board (CARB) regulations…
- Certain vehicle model years 2020-2025 K270, K370, T270, T280, T370, T380, T480, T680, T880, W900 chassis…
Other models of this make
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.