2017 Kenworth T680 Technical Service Bulletins

79 technical service bulletins (TSBs) are on record for the 2017 Kenworth T680. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10152537Nov 6, 2018Equipment. Information: J1939 CAN BUS Best Practices
• 10150740Oct 8, 2018Equipment. Non-Safety Campaign: vehicles built between February 01, 2017 and April 03, 2017, were built with a heavy-duty end-out selective catalytic reduction (SCR) component that may develop cracks in the ribs of the internal flange.
• 10143637Jun 29, 2018Electrical system. Fix-As-Fail: Bendix Wingman radars with ice/snow buildup on the optional PACCAR radar cover may experience false warnings and mild brake applications from the Wingman System.
• 10143499Jun 29, 2018Equipment. Fix-As-Fail: Bendix Wingman radars with ice/snow buildup on the optional PACCAR radar cover may experience false warnings and mild brake applications from the Wingman System.
• 10138445Apr 6, 2018Electrical system. Information only - Customer installed inverters may be wired incorrectly.
• 10136231Mar 23, 2018Engine cooling, Equipment. Fix-As-Fail ? The washer reservoir may leak due to interference with the top drivers-side fan ring support bracket.
• 10136233Mar 6, 2018Engine, Brakes. Fix-As-Fail ? Repair procedure for DTCs U1120 and/or U17C5 with WABCO Q27-6075-130 ABS ECU.
• 10136234Mar 2, 2018Brakes, Engine cooling, Fuel system. Non-Safety Campaign - The coolant lines connected to the fuel filter may interfere with the brake chamber on certain T680/T880 vehicles. Repeated interference may cause the fittings to break and leak coolant.
• 10128646Jan 22, 2018Wheels. Fix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.
• 10128643Jan 22, 2018Wheels. Fix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.
• 10128645Jan 17, 2018Electrical system. Fix-As-Fail ? Some vehicles may set a ?Cluster Not Detected? error message when connecting to the CECU with ESA.
• 10128647Jan 9, 2018Engine cooling. Campaign ? The lower elbow of the exhaust system does not have a drain hole, allowing water to collect in the pipes and overflow into the aftertreatment canister.
• 10127480Dec 13, 2017Equipment. Informational Only - Install proper ¼ in.×20×¾ in. long fastener for all license plate installations on T680 with Aero Bumpers.
• 10125014Nov 20, 2017Transmission and drivetrain. Informational Only ? False Fault Codes may become active with column mounted shifter and Eaton Automated Manual Transmissions (AMT)
• 10118724Sep 28, 2017Other or unknown, Electrical system. Non Safety Campaign: The circuit for the Trailer Hotline/Trailer Power may not be properly protected on Model T680/T880 vehicles equipped with this option.
• 10118722Sep 27, 2017Engine cooling. Fix-As-Fail: Repair for horizontal exhaust diffuser configurations with broken brackets or cracked diffuser.
• 10119756Jun 30, 2017Electrical system. Non-Safety Campaign: The Kenworth Idle Management System (KIMS) may shut down during use. A software issue, corrected by replacing the control panel, has been identified as the source of this issue.
• 10097126Mar 9, 2017Equipment. Fix-as-fail: kenworth t680/t880 hvac panel and temperature mode doors not functioning properly
• 10092241Nov 4, 2016Equipment. Fix-as-fail: an internal issue may cause some hvac mode door actuators to fail. This will cause the hvac system to act erratically or constantly turn on and off.
• 10185920Sep 30, 2016Equipment, Engine cooling. Incorrectly sized bolts may allow the venturri support bracket to vibrate.
• 10185912Sep 22, 2016Body and structure, Equipment. Sleeper roof panels separating.
• 10092181Aug 8, 2016Steering. Non-safety campaign - an incorrectly routed wire loom may catch on the steering column during use, damaging the steering angle sensor (sas) wire, causing an error message and deactivation of the vehicle’s stability control system
• 10186161Jul 28, 2016Transmission and drivetrain, Engine. Eaton ultrashift plus excessive engine over-speed lamp on.
• 10092232Jul 28, 2016Engine. Fix-as-fail - engine over-speed lamp could come on after a downshift with the eaton ultrashift plus transmission. This does not affect the function of the vehicle.
• 10092230Jul 28, 2016Equipment. Non-safety campaign - interaxle drivelines and yokes were installed that are not maintenance free. This does not affect the vehicle function.
• 10186166Jul 7, 2016Equipment, Body and structure. Predictive Cruise control (PCC) incomplete assembly and programming.
• 10186164Jul 7, 2016Equipment. T680 predictive cruise control(PCC) incompatibility with cummins engine.
• 10092225Jul 7, 2016Fuel system, Other or unknown. Non-safety campaign - possible assembly and programming issues with the pcc system may reduce the fuel savings benefit of pcc.
• 10092224Jul 7, 2016Equipment. Non-safety campaign - incorrect predictive cruise control (pcc) speed signal on cummins equipped t680 vehicles.

← All problems reported for the 2017 Kenworth T680