2017 KENWORTH T680

11 recalls, 9 complaints - 104 TSBs

SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK

Defect Description

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 ve... Read more

Consequence

Insufficient air volume can reduce braking performance and increase the risk of a crash.

Remedy

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.

936 vehicles affected

Manufacturer: PACCAR Incorporated

ELECTRICAL SYSTEM:WIRING

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2016-2022 Peterbilt 567, 579, 2021-2022 Peterbilt 536, 2017-2021 Kenworth T880, 2016-2022 Kenworth T680, 2018-2020 Kenworth T440, 2020 Kenworth T270, and 2021 Kenworth T280 vehicles. The methane detection system will not function if the system loses... Read more

Consequence

The operator may be unaware of a system malfunction or the presence of excessive methane levels, increasing the risk of injury or fire.

Remedy

Dealers will re-wire the warning alarm, free of charge. Owner notification letters were mailed December 1, 2022. Owners may contact Peterbilt customer service at 1-940-591-4220, and Kenworth customer service at 1-425-828-5888. PACCAR's numbers for this recall are 21KWH and 21PBN.

1,107 vehicles affected

Manufacturer: PACCAR Incorporated

SERVICE BRAKES, AIR:ANTILOCK

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2016-2021 Kenworth T680 trucks equipped with a 2.1m Cab and WABCO 6S/6M ABS brake system with drum brakes. The brake systems were manufactured with a standard rear-brake ABS modulator valve instead of a quick release valve, which may exceed the inte... Read more

Consequence

Longer than expected service-brake release timing may lengthen vehicle stopping distance, increasing the risk of a crash.

Remedy

PACCAR will notify owners, and dealers will replace the standard rear-brake, ABS modulator valve with a quick release valve, free of charge. The recall began November 30, 2020. Owners may contact PACCAR customer service at 1-425-828-5888. PACCAR's number for this recall is 20KWD.

1,416 vehicles affected

Manufacturer: PACCAR Incorporated

SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2008-2019 Peterbilt 330, 335, 337, 340, 348, 365, 367, 384, 386, 387, 388, 389, 567, 579 and 587 vehicles and 2008-2020 Kenworth T170, T270, T370, T660, T680, T800, T880, and W900 vehicles equipped with NAMUX Software. In the event that the Anti-lo... Read more

Consequence

If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.

Remedy

PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on June 4, 2020. The recall began May 26, 2020. Owners may contact Kenworth customer service at 1-425-828-5888 or Peterbilt customer se... Read more

460,515 vehicles affected

Manufacturer: PACCAR Incorporated

EXTERIOR LIGHTING

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2013-2019 Kenworth T680 and T880 and Peterbilt 579 trucks, greater than 30 feet long and equipped with side extender mounted intermediate marker lamp/turn signals that do not include a reflex reflector. Since both intermediate side marker lamps and ... Read more

Consequence

Missing reflex reflectors can reduce the vehicle's visibility to other drivers, increasing the risk of a crash.

Remedy

PACCAR will notify owners and dealers will install reflex reflective tape, free of charge. The recall began January 15, 2019. Owners may contact PACCAR customer service at 1-918-259-3258. PACCAR's number for this recall is 18KWF, and 18PBC.

1,619 vehicles affected

Manufacturer: PACCAR Incorporated

ENGINE AND ENGINE COOLING:ENGINE:DIESEL

Defect Description

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, ... Read more

Consequence

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.

Remedy

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.

48,896 vehicles affected

Manufacturer: PACCAR Incorporated

SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2017-2018 Peterbilt 567 and 579 trucks and 2015-2018 Kenworth T660, T680, T800, T880 and W900 trucks. In the event that the Anti-lock Brake System (ABS) loses battery and/or ignition power to the controller, the dash warning light for the ABS may no... Read more

Consequence

If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.

Remedy

PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on July 30, 2018. Owners may contact Peterbilt customer service at 1-918-259-3258 or Kenworth customer service at 1-425-828-5000.

85,626 vehicles affected

Manufacturer: PACCAR Incorporated

POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL)

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2017-2018 Kenworth T680 and T880 trucks, and Peterbilt 567 and 579 trucks, all equipped with an automated Eaton UltraShift Plus or Eaton Advantage Transmission with right hand stalk shifter. The display that indicates which transmission gear the dri... Read more

Consequence

A truck that does not move as expected can increase the risk of a crash.

Remedy

PACCAR will notify owners, and dealers will install a transmission software update, free of charge. The recall began on March 9, 2018. Owners may contact Kenworth customer service at 1-425-828-5000 or Peterbilt customer service at 1-940-591-4220. PACCAR's numbers for this recall is 18KWA and 118-A... Read more

1,938 vehicles affected

Manufacturer: PACCAR Incorporated

ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2013-2017 Peterbilt 567 and 579 Kenworth T680 and T880 trucks equipped with optional spotlights. The spotlight circuit may not be adequately protected in the event of a short.

Consequence

A short in the spotlight circuitry may increase the risk of a fire at the cab fuse block.

Remedy

PACCAR will notify owners, and dealers will change the polyfuse switch in the spotlight circuit to a standard fuse, free of charge. The recall began on September 19, 2017. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 17KWC and 717-B.

5,731 vehicles affected

Manufacturer: PACCAR Incorporated

FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

Defect Description

PACCAR Incorporated (PACCAR) is recalling certain 2015-2018 Kenworth K370, T680, T880 and 2017-2018 Peterbilt 567 and 579 trucks. The plastic fuel tee fittings on these trucks may leak fuel.

Consequence

A fuel leak in the presence of an ignition source can increase the risk of a fire.

Remedy

Kenworth and Peterbilt will notify owners, and dealers will replace the suspect fuel tees, free of charge. The recall began on April 13, 2017. Owners may contact Kenworth customer service at 1-425-828-5000 and Peterbilt customer service at 1-940-591-4000. PACCAR's numbers for this recall is 17KWA... Read more

465 vehicles affected

Manufacturer: PACCAR Incorporated

ELECTRICAL SYSTEM:IGNITION:MODULE

Defect Description

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 vehicl... Read more

Consequence

An engine stall can increase the risk of a crash.

Remedy

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. ... Read more

3,227 vehicles affected

Manufacturer: PACCAR Incorporated

Complaint Statistics

9 total complaints 5 fires

Top Reported Components

Component	Complaints
SERVICE BRAKES	6
VEHICLE SPEED CONTROL	1
ENGINE AND ENGINE COOLING	1
POWER TRAIN	1

Incident date: Jan 22, 2025

Stopped at a stop sign, slightly uphill, turning from a residential street onto a busier road. When I pressed the accelerator, the pickup moved a bit and then hesitated. After pressing the accelerator further, the pickup accelerated suddenly and quickly. This has happened intermittently, multiple ... Read more

Incident date: Aug 2, 2022

The contact owns a 2017 Kenworth T680. The contact stated while driving downhill at 65 MPH, the check engine warning light and other unknown warning lights illuminated. The "Engine Failure. Stop Vehicle" message and other messages were displayed. The vehicle lost motive power. The contact was able t... Read more

Incident date: Feb 8, 2018

REPAIRED FOR TRACTOR BROKE DOWN WHILE DRIVING DOWN INTERSTATE COMPLAINT OF TRACTOR WILL NOT MOVE ROAD CALL FOR TRANSMISSION COMPLAINT NOT SHIFTING FOUND NOT A TRANS PROBLEM AND THAT BRAKES LOCKED UP WHILE IN DRIVING LANE, PINCHED OFF LINES TO GET TRUCK OUT OF TRAFFIC, REPLACED LEFT REAR HALDEX BRAKE... Read more

Incident date: Mar 2, 2018

DRIVER DRIVING DOWN HYWAY AND WHEEL END STARTED SMOKING, DRIVER STOPED AND FOUND HALDEX BRAKE CHAMBER LEAKING AIR CAUSING BRAKE TO APPLY ON THIER OWN WHICH RESULTING IN 1 WHEEL END SMOKING THE BRAKES CHANGED OUT BRAKE CHAMBER AND ALL BURNT PARTS

Fire

Incident date: May 30, 2018

WHILE DRIVING DOWN HYWAY WHEEL END STARTED SMOKING, DRIVER STOPPED AND FOUND HALDEX BRAKE CAN LEAKING AIR CAUSING THE BRAKES TO DRAG AND OVERHEAT

Fire

Incident date: Jan 22, 2018

DRIVER DRIVING DOWN FLAT ROAD NEAR YUBA CITY CA, BRAKES STARTED SMOKING HEAT BLEW TIRE AND STARTED TIRES ON FIRE COMPLETE LOSS OF TRUCK AND TRAILER DEEMED HALDEX GOLD SEAL BRAKE CAN FAILURE THOUGHT TO HAVE CAUSED FIRE AND LOSS

Fire

Incident date: Feb 22, 2018

DRIVER DRIVING DOWN FLAT HYWAY AND BRAKES STARTED SMOKING TRUCK STARTED ON FIRE, FIRE DEPTMENT WAS ABLE TO GET THE FIRE UNDER CONTROL BEFORE TOTAL LOSS OF TRUCK AND TRAILER, 36,000 DAMAGE TO TRUCK PLUS THE DAMAGE TO TRAILER CALLED IN HALDEX TECH REP DURING INVESTIGATION FOUND LEFT REAR HALDEX BRAKE ... Read more

Fire

Incident date: May 2, 2018

DRIVER DRIVING DOWN ROAD IN ILLIONOIS RIGHT FRONT DRIVE AXLE WHEEL END BRAKES STARTED SMOKING WHEN BRAKE NOT DEPRESSED, DRIVER STOPPED FOUND BOTH TIRES IN TACT AND FULLY INFLATED THEN TIRES STARTED ON FIRE WHILE PARKED AND COULD NOT BE EXTINGUISHED TOTAL LOSS OF TRUCK TRAILER AND LOAD, CALLED IN FIR... Read more

Fire

Incident date: Apr 9, 2017

TL* THE CONTACT OWNS A 2017 KENWORTH T680. WHILE DRIVING VARIOUS SPEEDS UPHILL, THE VEHICLE LOST POWER WHEN THE ACCELERATOR PEDAL WAS DEPRESSED. THE CONTACT STATED THAT THE ACCELERATOR PEDAL HAD TO BE DEPRESSED TO THE FLOORBOARD IN ORDER FOR THE VEHICLE TO ACCELERATE. THE FAILURE RECURRED NUMEROUS T... Read more

Technical Service Bulletins, 2017 KENWORTH T680

104 manufacturer communications from 64 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

Component	Bulletins
350000 EQUIPMENT	19
060000 ENGINE AND ENGINE COOLING	19
110000 ELECTRICAL SYSTEM	11
356000 EQUIPMENT ADAPTIVE/MOBILITY	6
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM	5
100000 POWER TRAIN	4
118000 ELECTRICAL SYSTEM:SOFTWARE	4
160000 STRUCTURE	3

040000 SERVICE BRAKES, AIR

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 ??A?A?Air Brake Systems??A?A?. This bulletin will be updated when repair parts and procedur

060000 ENGINE AND ENGINE COOLING

E304: PACCAR MX-11 and MX-13 EMY2016 NOx and N2O Exceedance Emissions Recall Certain vehicles with PACCAR MX-11 and MX-13 EMY2016 engines with less than 300,000 miles (482,803 km) have been shown, in testing, to exceed regulatory limits

060000 ENGINE AND ENGINE COOLING

Emissions Recall Certain Vehicle Model Year 2017-2019 chassis equipped with EPA2017 compliant PACCAR MX-13 engines have an EGR flex pipe that can develop cracks and leak untreated exhaust. The EGR Flex pipe will be replaced if it has a susp

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

060000 ENGINE AND ENGINE COOLING

Certain chassis with Engine Model Year 2016-2021 PACCAR MX-11/MX-13, or EPA13 and EPA21 Cummins ISX12/ISX15/X15 engines that had a previously failed DEF sensor and with DEF sensor software disabled due to industry DEF sensor shortages will

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

060000 ENGINE AND ENGINE COOLING

E279: PACCAR MX-13/MX-11 Engine MY17 Software Incorrectly Sets DTC P1092 PACCAR MX-13/MX-11 Engine MY17 Software Incorrectly Sets DTC P1092 Emission Recall - PACCAR MX-13/MX-11 MY2017 software incorrectly sets DTC P1092, which could resul

060000 ENGINE AND ENGINE COOLING

Certain Model Year 2021-2024 chassis with PACCAR MX engines and optional fuel filter restriction virtual gauge may display incorrect restriction levels. The virtual gauge will be temporarily disabled until a revised sensor strategy is devel

092300 FUEL SYSTEM, OTHER:FUEL FILTER

060000 ENGINE AND ENGINE COOLING

Info Only - PACCAR is introducing Over-the-Air (OTA) software updates for engine MY17 and newer chassis equipped with Cummins X15, X12, ISX12, ISX12N, L9N, PX-7, and PX-9 engines The technology will leverage the existing Remote Diagnostic c

060000 ENGINE AND ENGINE COOLING

Kenworth is providing guidance for PACCAR MX Engine Composite Oil Pan leak troubleshooting to avoid over-repairs and to provide warrantable repair guidance. Oil leaks, if not repaired, can lead to severe engine damage.

110000 ELECTRICAL SYSTEM

Due to major data carriers phasing out 3G networks, chassis currently utilizing first generation Peoplenet Mobile Gateway (PMG001) will experience severe 3G service degradation as early as January of 2022. Chassis currently utilizing 3G a

350000 EQUIPMENT

251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

Non-Safety Campaign - The TPMS ECU is not communicating properly with TPMS sensors. The result is a delay or failure of communication between the TPMS ECU and the TPMS sensors , causing inaccurate TPMS readings. A firmware update resolves t

080000 FUEL SYSTEM, DIESEL

Fix-As-Fail a?? Due to undersupply issues, only a limited supply of Diesel Exhaust Fluid (DEF) sensors are available. As a temporary solution, after PACCAR confirms a DEF sensor is not available, a temporary software update will allow a veh

060000 ENGINE AND ENGINE COOLING

Information Only a?? C hassis equipped with MY2021 B EPA emission s standards will be shipped through atleast the end of the 2021 calendar year without particulate matter (PM) sensors installed .

060000 ENGINE AND ENGINE COOLING

An engine software update is required to resolve OBD system readiness, DEF doser diagnostics, and otherOBD system software related issues.

060000 ENGINE AND ENGINE COOLING

Selected engines have been identified to receive a camshaft inspection and an update for improved camshaft lubrication.

110000 ELECTRICAL SYSTEM

Non-Safety Campaign a?? The batteries may drain quickly due to the VECU not going to sleep. Updated VECU software is available to resolve the issue.

060000 ENGINE AND ENGINE COOLING

Non-Safety Campaign a?? Chassis with the City Horn option may generate unexpected alerts. A VECU software update is available to resolve the issue.

130000 VISIBILITY

Information Only a?? Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.

136000 VISIBILITY:WINDSHIELD WIPER/WASHER

Information Only a?? Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.

350000 EQUIPMENT

Information Only a?? Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.

356000 EQUIPMENT ADAPTIVE/MOBILITY

Information Only a?? Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.

100000 POWER TRAIN

Non-Safety Campaign a?? Vehicles with PACCAR transmissions may experience transmission service lamp activation, no gear engagement from neutral, and/or DTC 511 FMI 7 or 10 is set. Transmission software and shift calibration updates are avai

350000 EQUIPMENT

356000 EQUIPMENT ADAPTIVE/MOBILITY

118000 ELECTRICAL SYSTEM:SOFTWARE

100000 POWER TRAIN

Non-safety campaign: Vehicles equipped with an Eaton Endurant 12 speed transmission may experience transmission service lamp activation, no gear engagement from neutral, and/or DTC 511 FMI 7 or 10 is set. Resolution is to update the transm

350000 EQUIPMENT

356000 EQUIPMENT ADAPTIVE/MOBILITY

100000 POWER TRAIN

Fix-As-Fail - Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator (LCA) fault codes leading to possible LCA hardware replacement.

356000 EQUIPMENT ADAPTIVE/MOBILITY

Fix-As-Fail - Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator (LCA) fault codes leading to possible LCA hardware replacement.

118000 ELECTRICAL SYSTEM:SOFTWARE

Fix-As-Fail - Prior versions of Eaton Endurant transmission software may be prone to setting Linear Clutch Actuator (LCA) fault codes leading to possible LCA hardware replacement.

110000 ELECTRICAL SYSTEM

Fix-As-Fail a?? The Battery Management System (BMS) may report the incorrect battery condition. Additional diagnostics are available to correctly determine and repair the root cause of the issue.

060000 ENGINE AND ENGINE COOLING

Fix-As-Fail a?? The Master Switch Module (MSM) may lose dash switch memory and functionality when the battery disconnect switch is cycled. An improved MSM is available to resolve the issue.

110000 ELECTRICAL SYSTEM

Fix-As-Fail a?? The Master Switch Module (MSM) may lose dash switch memory and functionality when the battery disconnect switch is cycled. An improved MSM is available to resolve the issue.

350000 EQUIPMENT

Fix-As-Fail a?? The Master Switch Module (MSM) may lose dash switch memory and functionality when the battery disconnect switch is cycled. An improved MSM is available to resolve the issue.

030000 BRAKES (PWS)

Fix-As-Fail - Bendix New-Gen Lightweight Steer Axle Drum Brake Spider Cracking

110000 ELECTRICAL SYSTEM

Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplet

160000 STRUCTURE

DEF tank covers may become loose and potentially crack on vehicles built before October 2019 with DEF tank part number M86-6221-003**(TANK-DEF MEDIUM ASSY) and M86-6222-003**(TANK-DEF LARGE, ASSY). Resolution is to resolve the vibration on

350000 EQUIPMENT

Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.

110000 ELECTRICAL SYSTEM

Information Only a?? Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead to water intrusion and corrosion in some vehicles.

180000 VEHICLE SPEED CONTROL

Information Only a?? Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead to water intrusion and corrosion in some vehicles.

110000 ELECTRICAL SYSTEM

Information Only: The AutoStart System Test does not recognize the hood opening and closing when running the test on a model 579 or 567 chassis equipped with a VECU software version 9.8 and 9.9. The issue will be fixed on a future VECU sof

060000 ENGINE AND ENGINE COOLING

Emissions Campaign ??A?A? The Engine Overspeed lamp may illuminate during a smoke opacity test. A software update is available to resolve the issue.

110000 ELECTRICAL SYSTEM

Emissions Campaign ??A?A? The Engine Overspeed lamp may illuminate during a smoke opacity test. A software update is available to resolve the issue.

118000 ELECTRICAL SYSTEM:SOFTWARE

Information Only - Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer. The issue can be temporarily resolved using any one of the included procedures.

060000 ENGINE AND ENGINE COOLING

Fix-As-Fail The evaporator core may crack in vehicles with the ISX-15 engine. An improved suction line has been released that removes stress transferred to the evaporator core.

060000 ENGINE AND ENGINE COOLING

Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the A/C compressor.

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Information Only ??A?A? This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP).

350000 EQUIPMENT

Information Only ??A?A? This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP).

080000 FUEL SYSTEM, DIESEL

Fix-As-Fail - Nylon fuel lines may be too short, potentially resulting in a cracked or loose, low pressure fuel fitting at the engine or fuel tank, which may introduce air into the fuel system resulting in a hard-to-start or no-start condit

010000 STEERING

MY2018 QV/VV Retrofit

060000 ENGINE AND ENGINE COOLING

Fix-As-Fail -??A? Composite fittings used in the cooling system may crack, resulting in coolant leaks. Brass fittings are available to replace the composite fittings.

060000 ENGINE AND ENGINE COOLING

Fix-As-Fail: Two separate causes have been identified as root cause of intermittent low coolant indicator illumination.

350000 EQUIPMENT

Fix as Fail HVAC system may demonstrate inadequate temperature control, be stuck in defrost mode, or have intermittent changes in fan speed that can be remedied with an updated HVAC software.

357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

Fix as Fail HVAC system may demonstrate inadequate temperature control, be stuck in defrost mode, or have intermittent changes in fan speed that can be remedied with an updated HVAC software.

353000 EQUIPMENT:ELECTRICAL

Information Only: Proper instructions for closure of power distribution box cover to prevent corrosion.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Information Only: Proper instructions for closure of power distribution box cover to prevent corrosion.

350000 EQUIPMENT

Information: J1939 CAN BUS Best Practices

350000 EQUIPMENT

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.

353000 EQUIPMENT:ELECTRICAL

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.

356000 EQUIPMENT ADAPTIVE/MOBILITY

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.

110000 ELECTRICAL 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.

110000 ELECTRICAL SYSTEM

Information only - Customer installed inverters may be wired incorrectly.

111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY

Information only - Customer installed inverters may be wired incorrectly.

114000 ELECTRICAL SYSTEM:WIRING

Information only - Customer installed inverters may be wired incorrectly.

062200 ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

Fix-As-Fail ? The washer reservoir may leak due to interference with the top drivers-side fan ring support bracket.

350000 EQUIPMENT

Fix-As-Fail ? The washer reservoir may leak due to interference with the top drivers-side fan ring support bracket.

030000 BRAKES (PWS)

Fix-As-Fail ? Repair procedure for DTCs U1120 and/or U17C5 with WABCO Q27-6075-130 ABS ECU.

060000 ENGINE (PWS)

Fix-As-Fail ? Repair procedure for DTCs U1120 and/or U17C5 with WABCO Q27-6075-130 ABS ECU.

045400 SERVICE BRAKES, AIR:DISC:CHAMBER

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.

060000 ENGINE AND ENGINE COOLING

092300 FUEL SYSTEM, OTHER:FUEL FILTER

200000 WHEELS

Fix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.

204000 WHEELS:HUB

Fix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.

200000 WHEELS

Fix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.

204000 WHEELS:HUB

Fix-As-Fail ? There is an updated plug to fix leaking steer axle hubcaps.

110000 ELECTRICAL SYSTEM

Fix-As-Fail ? Some vehicles may set a ?Cluster Not Detected? error message when connecting to the CECU with ESA.

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

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.

350000 EQUIPMENT

Informational Only - Install proper ? in.?20?? in. long fastener for all license plate installations on T680 with Aero Bumpers.

102000 POWER TRAIN:MANUAL TRANSMISSION

Informational Only ? False Fault Codes may become active with column mounted shifter and Eaton Automated Manual Transmissions (AMT)

210000 TRAILER HITCHES

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.

114005 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL

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.

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

Fix-As-Fail: Repair for horizontal exhaust diffuser configurations with broken brackets or cracked diffuser.

118000 ELECTRICAL SYSTEM:SOFTWARE

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.

354000 EQUIPMENT:MECHANICAL

FIX-AS-FAIL: KENWORTH T680/T880 HVAC PANEL AND TEMPERATURE MODE DOORS NOT FUNCTIONING PROPERLY

350000 EQUIPMENT

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.

060000 ENGINE AND ENGINE COOLING

Incorrectly sized bolts may allow the venturri support bracket to vibrate.

350000 EQUIPMENT

Incorrectly sized bolts may allow the venturri support bracket to vibrate.

356000 EQUIPMENT ADAPTIVE/MOBILITY

Incorrectly sized bolts may allow the venturri support bracket to vibrate.

160000 STRUCTURE

Sleeper roof panels separating.

350000 EQUIPMENT

Sleeper roof panels separating.

010000 STEERING

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

350000 EQUIPMENT

NON-SAFETY CAMPAIGN - INTERAXLE DRIVELINES AND YOKES WERE INSTALLED THAT ARE NOT MAINTENANCE FREE. THIS DOES NOT AFFECT THE VEHICLE FUNCTION.

060000 ENGINE (PWS)

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.

100000 POWER TRAIN

Eaton ultrashift plus excessive engine over-speed lamp on.

060000 ENGINE (PWS)

Eaton ultrashift plus excessive engine over-speed lamp on.

350000 EQUIPMENT

NON-SAFETY CAMPAIGN - INCORRECT PREDICTIVE CRUISE CONTROL (PCC) SPEED SIGNAL ON CUMMINS EQUIPPED T680 VEHICLES.

Showing 100 of 104 bulletins.

KENWORTH T680 - All Years Overview

Complete safety history for the KENWORTH T680 across all model years (2011, 2027).

147 Total Recalls

112 Total Complaints

0 Investigations

3 Reported Crashes

13 Reported Fires

0 Reported Deaths

KENWORTH T680 - Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year	Recalls	Complaints
2027	3	0	View
2026	2	0	View
2025	9	0	View
2024	7	7	View
2023	9	12	View
2022	10	3	View
2021	7	0	View
2020	8	11	View
2019	9	14	View
2018	15	17	View
2017 (current)	11	9
2016	16	7	View
2015	11	14	View
2014	13	18	View
2013	13	0	View
2012	2	0	View
2011	2	0	View

Other KENWORTH Models

Model	Recalls	Complaints
T800	354	49	View
T880	330	12	View
W900	291	42	View
T380	222	2	View
T480	181	0	View
W990	178	0	View
T660	165	10	View
T440	143	1	View

Vehicle Safety

Consumer Safety

Infrastructure

Public Health

2017 KENWORTH T680

Complaint Statistics

Top Reported Components

Technical Service Bulletins, 2017 KENWORTH T680

Most Affected Components

KENWORTH T680 - All Years Overview

KENWORTH T680 - Year by Year

Other KENWORTH Models