2024 Kenworth W900 problems, complaints & recalls
Most-reported problem areas: Fuel System, Diesel (1)
Safety recalls (2)
Steering:linkages:knuckle:spindle:arm 2024-01-25 · campaign 24V043000 · 68 vehicles
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2024 Peterbilt 367, 389, 520, 567, and Kenworth T800, T880, W900, and W990 trucks. The bearing journals may not be fully seated in the steering knuckle assemblies, preventing the proper installation of the wheel end hub assemblies.
Risk: An improperly installed wheel end hub assembly can leak oil, causing the axle spindles to loosen or fracture and increasing the risk of a crash.
Fix: Dealers will inspect and replace the steering knuckle assemblies as necessary, free of charge. Owner letters were mailed February 23, 2024. Owners may contact Peterbilt customer service at 1-940-591-4220 and/or Kenworth customer service at 1-425-828-5888. PACCAR's numbers for this recall are 24PBB and 24KWB.
Seat Belts 2023-10-26 · campaign 23V717000 · 3,841 vehicles
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2020 Kenworth T660, 2018-2024 Kenworth T800 and W900 vehicles. An additional spacer may have been added to the joint that connects the seat to the seat belt tether and buckle, causing an unsecured connection.
Risk: An unsecured seat belt connection may not properly restrain an occupant during a crash, increasing their risk of injury.
Fix: Dealers will inspect and remove the additional spacer and replace the bolt, as necessary, free of charge. Owner letters were mailed March 20, 2024. Owners may contact PACCAR's customer service at 1-425-828-5888. PACCAR's number for this recall is 23KWK.
Service bulletins (18)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-10-13 · 42-070 · Service Bulletin/Repair Instructions
due to supplier constraints, an authorized aftermarket surge tank has been made available.
Engine 2026-09-11 · P001 · Service Bulletin/Repair Instructions
"kenworth: dealers should check the chassis list and sir weekly for vin changes. 2 chassis added to the chassis list. peterbilt: dealers should check the chassis list and sir weekly for vin changes. 10 chassis added to the chassis list."
Engine 2026-08-21 · 43-089 · Service Bulletin/Repair Instructions
this optional software update is expected to be available after 08/28/2026.
Engine 2026-08-13 · 43-089 · Service Bulletin/Repair Instructions
this optional software update is expected to be available in late august 2026 for chassis equipped with epa 2024 emy 2024-2026 paccar mx-11 and mx-13 engines. this bulletin will be updated when the software is ready. this update provides customers with additional time to service their trucks before
Engine 2026-08-13 · 43-089 · Service Bulletin/Repair Instructions
this optional software update is expected to be available in late august 2026 for chassis equipped with epa 2024 emy 2024-2026 paccar mx-11 and mx-13 engines. this bulletin will be updated when the software is ready. this update provides customers with additional time to service their trucks before
Forward Collision Avoidance: Warnings 2026-08-13 · 24KWL/PBL · Service Bulletin/Repair Instructions
the verbiage in the introduction section has been updated.
Showing the 6 most recent of 18 bulletins. Search all of them free at nhtsa.gov.
What owners report
2026-03-04 · Fuel System, Diesel · 110,230 mi“the contact called on behalf of the owner of a 2024 kenworth w900. the contact, who is a fleet manager, stated that while one of the drivers was driving uphill, the vehicle stalled. the driver called and the contact went to the location where the vehicle was pulled over. the contact stated that there was fuel spewing from the injection pump. upon f…”
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.