2017 Kenworth C500 problems, complaints & recalls
Safety recalls (4)
Service Brakes, Air:supply:reservoir/Tank 2024-02-23 ยท campaign 24V145000 ยท 936 vehicles
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2009-2021 Kenworth C500, 2012-2021 Kenworth T440, 2009-2015 Kenworth T660, 2015-2024 Kenworth T680, 2009-2024 Kenworth T800, 2009-2020 Kenworth T370, 2014-2023 Kenworth T880, 2011-2016 Kenworth T470, 2023 Kenworth T480, and 2009-2019 Kenworth W900 vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air
Risk: Insufficient air volume can reduce braking performance and increase the risk of a crash.
Fix: Dealers will install the correct volume air tanks, free of charge. Owner notification letters were mailed August 12, 2024. Additional owner notification letters were mailed October 27, 2025. Owners may contact PACCAR customer service at 1-425-828-5888. PACCAR's number for this recall is 24KWD.
Engine And Engine Cooling:engine:diesel 2018-09-21 ยท campaign 18V657000 ยท 48,896 vehicles
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2017-2019 Kenworth C500, T600, T660, T680, T800, T880 and W900 trucks, as well as Peterbilt 367, 386, 389, 567, 579 and 587 trucks, equipped with Cummins ISX15 or X15 diesel engines. In certain driving conditions, such as on a long down-hill grade, the fuel line may burst if the fuel pump cooling circuit screen becomes restricted.
Risk: If the fuel line bursts, fuel may leak onto the road resulting in a roadway hazard for other motorists. The engine may also stall without warning, resulting in the vehicle's inability to restart, increasing the risk of a crash.
Fix: Cummins will notify owners, and dealers will replace the suspect fuel pump cooling circuit screen, free of charge. The recall began November 21, 2018. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 18E081.
Electrical System:wiring 2018-08-22 ยท campaign 18V555000 ยท 11,429 vehicles
Defect: PACCAR Incorporated (PACCAR) is recalling certain 2016-2019 Kenworth C500, T660, T800, and W900 vehicles, equipped with 1.9M ISX15 engines. The engine harnesses may have been manufactured without check engine light (CEL) and stop engine light (SEL) circuits, preventing the driver from being warned of a serious engine problem.
Risk: If the driver is not warned of a serious engine problem, the engine may unexpectedly fail, increasing the risk of a crash.
Fix: PACCAR will notify owners, and dealers will inspect or test the ISX15 engine harness, and install an overlay jumper harness to supply the missing CEL and SEL circuits, free of charge. The recall began November 30, 2018. Owners may contact PACCAR customer service at 1-918-259-3258. PACCAR's number for this recall is 18KWE.
Electrical System:ignition:module 2016-06-10 ยท campaign 16V426000 ยท 3,227 vehicles
Defect: PACCAR Incorporated (PACCAR) is recalling certain model year 2017 Kenworth C500, T660, T680, T800, T880, and W900 vehicles manufactured March 9, 2016, to April 26, 2016 and 2017 Peterbilt 320, 365, 367, 389, 567, 579, and 587 vehicles manufactured March 10, 2016, to May 6, 2016. The affected vehicles are equipped with Cummins ISX12 or ISX15 engines and have an engine control module (ECM) that may short circuit, causing the engine to stall without warning without the ability to restart it.
Risk: An engine stall can increase the risk of a crash.
Fix: Cummins will notify owners, and Cummins dealers will replace the defective engine control modules, free of charge. The began on July 8, 2016. Owners may contact Cummins customer service at 1-800-343-7357, Kenworth customer service at 1-425-828-5000 or Peterbilt customer service at 1-940-591-4000. PACCAR's numbers for this recall are 16KWB (Kenworth) and 616-C (Peterbilt).
Service bulletins (23)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free โ but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-10-13 ยท 42-070 ยท Service Bulletin/Repair Instructions
due to supplier constraints, an authorized aftermarket surge tank has been made available.
Engine 2026-09-11 ยท P001 ยท 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 2026-04-17 ยท 45-070 ยท Service Bulletin/Repair Instructions
the attached procedures document has been updated with more detail and explanations. this is not a stand-alone procedure. cummins quickserve troubleshooting will specify the use of these procedures while troubleshooting specific fault codes.
Engine 2026-01-31 ยท 45-070 ยท Service Bulletin/Repair Instructions
procedure pictures updated for clarity. when troubleshooting cummins x15 fault codes 555 or 556, follow this additional testing, inspection, and documentation procedure to help identify the root cause of dusted engines. this is not a stand-alone process but must be used alongside cummins troublesho
Service Brakes 2025-10-28 ยท 24KWD ยท Service Bulletin/Repair Instructions
safety recall additional chassis have been included. the chassis list has been updated. certain t370 / t440 / t470 / t480 / t660 / t680 / t800 / t880 / w900 / c500 chassis may be equipped with air tank reservoirs that have less than twelve times the combined volume of all service brake chambers whic
Service Brakes, Air 2024-04-09 ยท 24KWD ยท Service Bulletin/Repair Instructions
certain c500/t440/t470/t660/t680/t800/t880/w900 chassis may have air tank reservoirs that do not meet air volume requirements per fmvss/cmvss 121 รฃยขรขยรขยair brake systemsรฃยขรขยรขย. this bulletin will be updated when repair parts and procedures are available.
Showing the 6 most recent of 23 bulletins. Search all of them free at nhtsa.gov.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.