Total Complaints
18 filings
KENWORTH T680 · model year
18 NHTSA complaints, and 13 active recalls for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2014KENWORTHT680 carries 18 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 1 fire, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2014 T680 is visibility/wiper with 4 filings, followed by engine (3) and visibility:defroster/defogger/hvac system (2). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 13 active recall campaigns, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle, the full NHTSA campaign numbers are listed below.
NHTSA currently has 3 investigation files overlapping the 2014 T680. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page, a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
18 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| VISIBILITY/WIPER | 4 |
| ENGINE | 3 |
| VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM | 2 |
| POWER TRAIN | 2 |
| ELECTRICAL SYSTEM | 2 |
| STEERING | 1 |
| SERVICE BRAKES | 1 |
| VEHICLE SPEED CONTROL | 1 |
| ELECTRONIC STABILITY CONTROL (ESC) | 1 |
| FUEL/PROPULSION SYSTEM | 1 |
PARKING BRAKE
PACCAR Incorporated (PACCAR)is recalling certain model year 2013-2014 T660, and T680 vehicles manufactured from December 4, 2012, through September 17, 2013 and configured as a dead axle tandem with air disc brakes and spring brake delete options. The affected vehicles have the parking brake incorr
ELECTRICAL SYSTEM:IGNITION:SWITCH
PACCAR is recalling certain model year 2014 Kenworth T170, T270, T370, T470, T660, T680, T800, T880, and W900 trucks manufactured May 6, 2013, through May 17, 2013; and model year 2014 Peterbilt 330, 337, 348, 365, 367, 382, 384, 386, 388, 389, 389K, 567, 579 and 587 trucks manufactured May 1, 2013
POWER TRAIN:DRIVELINE:DRIVESHAFT
PACCAR Incorporated (PACCAR) is recalling certain model year 2014 and 2015 Kenworth T660, T680, and T800 trucks manufactured January 29, 2013, to April 2, 2014, and 2013 Peterbilt 587 trucks manufactured on August 8, 2012. The affected trucks are built with a driveshaft that may not transmit power
EXTERIOR LIGHTING
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.
LATCHES/LOCKS/LINKAGES
PACCAR Inc. is recalling certain model year 2013-2014 Kenworth T680 chassis manufactured January 1, 2012, through October 14, 2013, and Peterbilt 567 and 579 chassis manufactured January 20, 2012, through October 11, 2013, and equipped with Inteva-brand door latch assemblies. In the affected vehicl
SEAT BELTS
PACCAR Incorporated (PACCAR) is recalling certain model year 2014 Kenworth T660, T680, T700,T800, T880, W900, T440, T470, T370, T270, T170, C500, and C550 chassis manufactured between August 7, 2013, and October 31, 2013, and Peterbilt 320, 325, 330, 337, 348, 365, 367, 382, 384, 386, 388, 389, and
EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS
PACCAR Incorporated (PACCAR) is recalling certain model year 2011-2016 Kenworth T440, T470, T660, T680, and T880 trucks manufactured January 14, 2010, to May 22, 2015, and equipped with HID Headlamps and the option for Daytime Running Lamps (DRL). The DRLs are required to deactivate when the hazard
EXTERIOR LIGHTING
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
SEAT BELTS
PACCAR is recalling certain model year 2013-2014 Kenworth T680 and T880 trucks and model year 2013-2014 Peterbilt 567, 579 and 587 trucks equipped with air ride seats. The cables for anchoring the seat belt buckles of both the driver and passenger seat may fray.
ELECTRICAL SYSTEM
PACCAR is recalling certain model year 2013-2014 Kenworth T680 and T880 trucks, manufactured from January 18, 2012, through February 1, 2013; and model year 2013-2014 Peterbilt 579 and 567 vehicles, manufactured from January 20, 2012, through January 31, 2013. The Exterior Lights Self-Test switch i
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
PACCAR Incorporated (PACCAR) is recalling certain model year 2014-2016 Kenworth T660, T680, T880 trucks manufactured February 18, 2013, to April 10, 2015, and 2011-2016 Peterbilt 386, 389, 567, 579, and 587 trucks manufactured December 13, 2010, to April 20, 2015. The affected trucks, equipped with
ELECTRONIC STABILITY CONTROL (ESC)
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
EXTERIOR LIGHTING:TAIL LIGHTS
PACCAR Incorporated (Paccar) is recalling certain model year 2014 Kenworth T170, T270, T370, T440, T470, T660, T680, T700, T800, T880, C500 and W900 trucks manufactured July 1, 2013 through September 17, 2013. In the affected vehicles, the plastic housing of the Stop/Tail/Turn (STT) lamp can shrink
This Truck Was Park. The Paccar Engine MX13 and Chassis Harness from the Driver Side Shortaged, causing a Fire in the back of the engine and ABS Harness under the Steering Shaft. Plástic and Rubber wire insulation Melted with the fire causing it to drip on top of the water seperator cap which resulted in a fuel flame that caused even more damage throughought the outstanding components. This problem could've resulted in total loss of the unit.
APPARENTLY THERE IS A FAILURE OF THE FUEL PUMP IN MOST MODELS OF THIS CUMMINS ISX15 MOTOR, THA WHEN IT DOES FAIL, SHUTS THE TRUCK DOWN ON HIGHWAY, OR WORSE, LIK EIT DID TO ME....SEND METAL SHAVINGS INTO THE REST OF THE MOTOR DESTROYING THE MOTOR. THERE HAVE BEEN RECALLS FOR CERAMIC PLUNGERS, WHICH I DON'T HAVE...AND RECALLS ON MANY YEARS THIS MODEL WAS MANUFACTURED. I HAVE AN EXTENDED MAJOR COMPONENT WARRANTY THAT CUMMINS WILL NOT HONOR SINCE THE FUEL PUMP FAILURE IS NOT COVERED.....DEALER HAS WITNESSED MANY FAILURES OF THE FUEL PUMPS AND NOT ALWAYS COVERED...EVEN THOUGH REPAIR OR REPLACEMENT OF ENGINE IS IN EXCESS OF $20000 TO $35000 FOR A NEW REPLACEMENT. THIS NEEDS TO BE ADDRESSED WITH CUMMINS !!
Mileage: 592,000
APPARENTLY THERE IS A FAILURE OF THE FUEL PUMP IN MOST MODELS OF THIS CUMMINS ISX15 MOTOR, THA WHEN IT DOES FAIL, SHUTS THE TRUCK DOWN ON HIGHWAY, OR WORSE, LIK EIT DID TO ME....SEND METAL SHAVINGS INTO THE REST OF THE MOTOR DESTROYING THE MOTOR. THERE HAVE BEEN RECALLS FOR CERAMIC PLUNGERS, WHICH I DON'T HAVE...AND RECALLS ON MANY YEARS THIS MODEL WAS MANUFACTURED. I HAVE AN EXTENDED MAJOR COMPONENT WARRANTY THAT CUMMINS WILL NOT HONOR SINCE THE FUEL PUMP FAILURE IS NOT COVERED.....DEALER HAS WITNESSED MANY FAILURES OF THE FUEL PUMPS AND NOT ALWAYS COVERED...EVEN THOUGH REPAIR OR REPLACEMENT OF ENGINE IS IN EXCESS OF $20000 TO $35000 FOR A NEW REPLACEMENT. THIS NEEDS TO BE ADDRESSED WITH CUMMINS !!
Mileage: 592,000
A VIBRATION IS FELT DURING WARM UP AND BECOMES VERY NOTICEABLE AFTER SHIFTING INTO 8TH GEAR. IF THE AIR COMPRESSOR KICKS IN WHILE THE ENGINE IS BELOW 1300 RPMS THIS ALSO INCREASES THE VIBRATION , AGAIN REAL BAD SHIFTING INTO 8TH AND AIR COMPRESSOR RUNNING .NOTE: I JUST BOUGHT THIS TRUCK FROM KENWORTH SALES COMPANY , SALT LAKE CITY, UT I AINT EVEN PUT 2,000 MILES ON THE TRUCK, WHAT KINDA OF DECEITFUL ETHICS VIOLATIONS ARE PRACTICED FROM THIS DEALERSHIP?
Mileage: 480,050
A VIBRATION IS FELT DURING WARM UP AND BECOMES VERY NOTICEABLE AFTER SHIFTING INTO 8TH GEAR. IF THE AIR COMPRESSOR KICKS IN WHILE THE ENGINE IS BELOW 1300 RPMS THIS ALSO INCREASES THE VIBRATION , AGAIN REAL BAD SHIFTING INTO 8TH AND AIR COMPRESSOR RUNNING .NOTE: I JUST BOUGHT THIS TRUCK FROM KENWORTH SALES COMPANY , SALT LAKE CITY, UT I AINT EVEN PUT 2,000 MILES ON THE TRUCK, WHAT KINDA OF DECEITFUL ETHICS VIOLATIONS ARE PRACTICED FROM THIS DEALERSHIP?
Mileage: 480,050
BUNK WIRING HARNESS IS SHORTING OUT CAUSING TRUCK TO NOT BE ABLE TO SHUT OFF WITH THE KEY....AND ALSO CAUSING PROBLEMS WITH THE DEF SYSTEM....SHOPS ARE TELLING US THAT THERE ARE TRUCKS BURNING DOWN FROM THIS FAULTY HARNESS...AND THERE HAS BEEN A RECALL FOR THIS BUT KENWORTH IS NOT FIXING THIS HARNESS AND EXPECTS THE OWNER TO FIX IT ....
Mileage: 500,000
BUNK WIRING HARNESS IS SHORTING OUT CAUSING TRUCK TO NOT BE ABLE TO SHUT OFF WITH THE KEY....AND ALSO CAUSING PROBLEMS WITH THE DEF SYSTEM....SHOPS ARE TELLING US THAT THERE ARE TRUCKS BURNING DOWN FROM THIS FAULTY HARNESS...AND THERE HAS BEEN A RECALL FOR THIS BUT KENWORTH IS NOT FIXING THIS HARNESS AND EXPECTS THE OWNER TO FIX IT ....
Mileage: 500,000
BUNK WIRING HARNESS IS SHORTING OUT CAUSING TRUCK TO NOT BE ABLE TO SHUT OFF WITH THE KEY....AND ALSO CAUSING PROBLEMS WITH THE DEF SYSTEM....SHOPS ARE TELLING US THAT THERE ARE TRUCKS BURNING DOWN FROM THIS FAULTY HARNESS...AND THERE HAS BEEN A RECALL FOR THIS BUT KENWORTH IS NOT FIXING THIS HARNESS AND EXPECTS THE OWNER TO FIX IT ....
Mileage: 500,000
THIS TRUCK IS A MISBUILD FROM THE FACTORY ON THE BRAKE SYSTEM PLUMBING. I AM CONCERNED OTHER UNITS MAY ALSO HAVE BEEN BUILT WRONG. THE TRACTION CONTROL LOCKS UP THE FRONT DRIVE AXLE BRAKES WHEN THE TRUCK SPINS A TIRE AND KILLS THE ENGINE CAUSING DAMAGE TO THE DIFFERENTIAL AND LOSS OF CONTROL OF THE VEHICLE. I HAVE IDENTIFIED THAT THE SERVICE BRAKE AIR LINES ARE HOOKED UP INCORRECTLY FROM THE FACTORY, NOT GOING THROUGH THE ABS MODULATOR VALVE. THIS ALLOWS FULL BRAKE APPLICATION TO THE FRONT DRIVE AXLE SERVICE BRAKES WHEN THE TRACTION CONTROL ENGAGES. IT ALSO MAKES THE TRUCK SO THE ABS BRAKE FUNCTION IS NOT ABLE TO FUNCTION. WE HAVE BLOWN APART 2 FRONT DIFFERENTIAL UNITS RENDERING THE TRUCK UNABLE TO MOVE. OFTEN WHEN THIS HAPPENS IT KILLS THE ENGINE SO NOW YOU ALSO LOOSE POWER STEERING CONTROL. THIS IS AN EXTREMELY UNSAFE AND ILLEGAL BUILD ON THIS TRUCK. ABS IS REQUIRED BY DOT LAW AND THIS TRUCK DOES NOT HAVE FULL ABS FUNCTION. I HAVE CONTACTED BENDIX, THE MAKER OF THE
Mileage: 65,547
THIS TRUCK IS A MISBUILD FROM THE FACTORY ON THE BRAKE SYSTEM PLUMBING. I AM CONCERNED OTHER UNITS MAY ALSO HAVE BEEN BUILT WRONG. THE TRACTION CONTROL LOCKS UP THE FRONT DRIVE AXLE BRAKES WHEN THE TRUCK SPINS A TIRE AND KILLS THE ENGINE CAUSING DAMAGE TO THE DIFFERENTIAL AND LOSS OF CONTROL OF THE VEHICLE. I HAVE IDENTIFIED THAT THE SERVICE BRAKE AIR LINES ARE HOOKED UP INCORRECTLY FROM THE FACTORY, NOT GOING THROUGH THE ABS MODULATOR VALVE. THIS ALLOWS FULL BRAKE APPLICATION TO THE FRONT DRIVE AXLE SERVICE BRAKES WHEN THE TRACTION CONTROL ENGAGES. IT ALSO MAKES THE TRUCK SO THE ABS BRAKE FUNCTION IS NOT ABLE TO FUNCTION. WE HAVE BLOWN APART 2 FRONT DIFFERENTIAL UNITS RENDERING THE TRUCK UNABLE TO MOVE. OFTEN WHEN THIS HAPPENS IT KILLS THE ENGINE SO NOW YOU ALSO LOOSE POWER STEERING CONTROL. THIS IS AN EXTREMELY UNSAFE AND ILLEGAL BUILD ON THIS TRUCK. ABS IS REQUIRED BY DOT LAW AND THIS TRUCK DOES NOT HAVE FULL ABS FUNCTION. I HAVE CONTACTED BENDIX, THE MAKER OF THE
Mileage: 65,547
THIS TRUCK IS A MISBUILD FROM THE FACTORY ON THE BRAKE SYSTEM PLUMBING. I AM CONCERNED OTHER UNITS MAY ALSO HAVE BEEN BUILT WRONG. THE TRACTION CONTROL LOCKS UP THE FRONT DRIVE AXLE BRAKES WHEN THE TRUCK SPINS A TIRE AND KILLS THE ENGINE CAUSING DAMAGE TO THE DIFFERENTIAL AND LOSS OF CONTROL OF THE VEHICLE. I HAVE IDENTIFIED THAT THE SERVICE BRAKE AIR LINES ARE HOOKED UP INCORRECTLY FROM THE FACTORY, NOT GOING THROUGH THE ABS MODULATOR VALVE. THIS ALLOWS FULL BRAKE APPLICATION TO THE FRONT DRIVE AXLE SERVICE BRAKES WHEN THE TRACTION CONTROL ENGAGES. IT ALSO MAKES THE TRUCK SO THE ABS BRAKE FUNCTION IS NOT ABLE TO FUNCTION. WE HAVE BLOWN APART 2 FRONT DIFFERENTIAL UNITS RENDERING THE TRUCK UNABLE TO MOVE. OFTEN WHEN THIS HAPPENS IT KILLS THE ENGINE SO NOW YOU ALSO LOOSE POWER STEERING CONTROL. THIS IS AN EXTREMELY UNSAFE AND ILLEGAL BUILD ON THIS TRUCK. ABS IS REQUIRED BY DOT LAW AND THIS TRUCK DOES NOT HAVE FULL ABS FUNCTION. I HAVE CONTACTED BENDIX, THE MAKER OF THE
Mileage: 65,547
THE DEFROST DOOR HAS BROKEN IN THIS VEHICLE FOR A SECOND TIME. THE KENWORTH DESIGN IS PROBLEMATIC AND EVEN THE NEW PARTS ONLY FIX THIS FOR A SHORT TIME. DRIVER NO LONGER HAS DEFROST WHEN THIS HAPPENS MAKING IT AN UNSAFE DRIVING SITUATION. VEHICLE WAS IN MOTION AT THE TIME IT BROKE.
Mileage: 423,057
THIS IS THE FIRST OF 2 TIMES THE DEFROST DOORS HAVE BROKEN IN THIS TRUCK. THE DEFROST DOORS IN THE T680 ARE WEAK AND BREAK OFTEN LEAVING THE DRIVER WITHOUT ANY DEFROST CAUSING HIS VISIBILITY TO DECREASE IN AN UNSAFE MANNER. KENWORTH HAS BEEN UNWILLING TO ADDRESS THIS ISSUE AND REPAIR IT. WHEN I CONTACTED OUR DISTRICT SERVICE MANAGER HE KNEW THE PART NUMBER OF THE REPLACEMENT DOOR ASSEMBLY FROM MEMORY AND STATED IN AN EMAIL BACK TO ME THAT KENWORTH HAS IDENTIFIED THE ISSUE AND IS WORKING TO FIX IT ON FUTURE MODELS. LABOR TO REPAIR THIS IS OVER $3000 AND THE PART IS ANOTHER $886. WE HAVE 12 OF THESE VEHICLES, SO FAR 5 OF THE 12 HAVE BROKEN LEAVING MORE THAN ONE DRIVER STRUGGLING TO GET OFF THE HIGHWAY BEFORE HIS WINDOW FOGGED UP SO BAD HE BECAME UNSAFE TO DRIVE. THE VEHICLES ARE IN MOTION WHEN THESE DEFROST DOORS BREAK AND IT CREATES A VERY UNSAFE SITUATION AS TRUCKS CAN NOT JUST PULL OVER ANY SPOT THEY CHOOSE ON THE HIGHWAYS AND WAIT FOR A WINDOW TO THAW OUT. THERE ARE 2 ISSUES THA
Mileage: 346,275
THIS IS THE SECOND TIME THE DEFROST DOORS HAVE BROKEN IN THIS VEHICLE LEAVING THE DRIVER IN AN UNSAFE DRIVING CONDITION. THE FIRST TIME WAS 4/25/16 THE DEFROST DOORS IN THE T680 IS WEAK AND BREAKS OFTEN LEAVING THE DRIVER WITHOUT ANY DEFROST CAUSING HIS VISIBILITY TO DECREASE IN AN UNSAFE MANNER. KENWORTH HAS BEEN UNWILLING TO ADDRESS THIS ISSUE AND REPAIR IT. WHEN I CONTACTED OUR DISTRICT SERVICE MANAGER HE KNEW THE PART NUMBER OF THE REPLACEMENT DOOR ASSEMBLY AND STATED IN AN EMAIL BACK TO ME THAT KENWORTH HAS IDENTIFIED THE ISSUE AND IS WORKING TO FIX IT ON FUTURE MODELS. LABOR TO REPAIR THIS IS OVER $3000 AND THE PART IS ANOTHER $886. WE HAVE 12 OF THESE VEHICLES, SO FAR 5 OF THE 12 HAVE BROKEN LEAVING MORE THAN ONE DRIVER STRUGGLING TO GET OFF THE HIGHWAY BEFORE HIS WINDOW FOGGED UP SO BAD HE BECAME UNSAFE TO DRIVE. THE VEHICLES ARE IN MOTION WHEN THESE DEFROST DOORS BREAK AND IT CREATES A VERY UNSAFE SITUATION AS TRUCKS CAN NOT JUST PULL OVER ANY SPOT THEY CHOOSE ON THE HIGHW
Mileage: 428,916
THIS IS THE SECOND TIME THE DEFROST DOORS HAVE BROKEN IN THIS VEHICLE LEAVING THE DRIVER IN AN UNSAFE DRIVING CONDITION. THE FIRST TIME WAS 4/25/16 THE DEFROST DOORS IN THE T680 IS WEAK AND BREAKS OFTEN LEAVING THE DRIVER WITHOUT ANY DEFROST CAUSING HIS VISIBILITY TO DECREASE IN AN UNSAFE MANNER. KENWORTH HAS BEEN UNWILLING TO ADDRESS THIS ISSUE AND REPAIR IT. WHEN I CONTACTED OUR DISTRICT SERVICE MANAGER HE KNEW THE PART NUMBER OF THE REPLACEMENT DOOR ASSEMBLY AND STATED IN AN EMAIL BACK TO ME THAT KENWORTH HAS IDENTIFIED THE ISSUE AND IS WORKING TO FIX IT ON FUTURE MODELS. LABOR TO REPAIR THIS IS OVER $3000 AND THE PART IS ANOTHER $886. WE HAVE 12 OF THESE VEHICLES, SO FAR 5 OF THE 12 HAVE BROKEN LEAVING MORE THAN ONE DRIVER STRUGGLING TO GET OFF THE HIGHWAY BEFORE HIS WINDOW FOGGED UP SO BAD HE BECAME UNSAFE TO DRIVE. THE VEHICLES ARE IN MOTION WHEN THESE DEFROST DOORS BREAK AND IT CREATES A VERY UNSAFE SITUATION AS TRUCKS CAN NOT JUST PULL OVER ANY SPOT THEY CHOOSE ON THE HIGHW
Mileage: 428,916
THE DEFROST DOOR BROKE ON THIS TRUCK LEAVING THE DRIVER STRANDED WITH NO DEFROST AND ABILITY TO SAFELY DRIVE THE VEHICLE UNTIL THE WINDOWS CLEARED OFF. THE DEFROST DOORS IN THE T680 IS WEAK AND BREAKS OFTEN LEAVING THE DRIVER WITHOUT ANY DEFROST CAUSING HIS VISIBILITY TO DECREASE IN AN UNSAFE MANNER. KENWORTH HAS BEEN UNWILLING TO ADDRESS THIS ISSUE AND REPAIR IT. WHEN I CONTACTED OUR DISTRICT SERVICE MANAGER HE KNEW THE PART NUMBER OF THE REPLACEMENT DOOR ASSEMBLY AND STATED IN AN EMAIL BACK TO ME THAT KENWORTH HAS IDENTIFIED THE ISSUE AND IS WORKING TO FIX IT ON FUTURE MODELS. LABOR TO REPAIR THIS IS OVER $3000 AND THE PART IS ANOTHER $886. WE HAVE 12 OF THESE VEHICLES, SO FAR 5 OF THE 12 HAVE BROKEN LEAVING MORE THAN ONE DRIVER STRUGGLING TO GET OFF THE HIGHWAY BEFORE HIS WINDOW FOGGED UP SO BAD HE BECAME UNSAFE TO DRIVE. THE VEHICLES ARE IN MOTION WHEN THESE DEFROST DOORS BREAK AND IT CREATES A VERY UNSAFE SITUATION AS TRUCKS CAN NOT JUST PULL OVER ANY SPOT THEY CHOOSE ON THE
Mileage: 385,440
THE DEFROST DOOR BROKE ON THIS TRUCK LEAVING THE DRIVER STRANDED WITH NO DEFROST AND ABILITY TO SAFELY DRIVE THE VEHICLE UNTIL THE WINDOWS CLEARED OFF. THE DEFROST DOORS IN THE T680 IS WEAK AND BREAKS OFTEN LEAVING THE DRIVER WITHOUT ANY DEFROST CAUSING HIS VISIBILITY TO DECREASE IN AN UNSAFE MANNER. KENWORTH HAS BEEN UNWILLING TO ADDRESS THIS ISSUE AND REPAIR IT. WHEN I CONTACTED OUR DISTRICT SERVICE MANAGER HE KNEW THE PART NUMBER OF THE REPLACEMENT DOOR ASSEMBLY AND STATED IN AN EMAIL BACK TO ME THAT KENWORTH HAS IDENTIFIED THE ISSUE AND IS WORKING TO FIX IT ON FUTURE MODELS. LABOR TO REPAIR THIS IS OVER $3000 AND THE PART IS ANOTHER $886. WE HAVE 12 OF THESE VEHICLES, SO FAR 5 OF THE 12 HAVE BROKEN LEAVING MORE THAN ONE DRIVER STRUGGLING TO GET OFF THE HIGHWAY BEFORE HIS WINDOW FOGGED UP SO BAD HE BECAME UNSAFE TO DRIVE. THE VEHICLES ARE IN MOTION WHEN THESE DEFROST DOORS BREAK AND IT CREATES A VERY UNSAFE SITUATION AS TRUCKS CAN NOT JUST PULL OVER ANY SPOT THEY CHOOSE ON THE
Mileage: 385,440
THE TIE ROD END DISCONNECTED FROM THE SHAFT, THERE HAS BEEN NO WORK DONE TO THE STEERING SINCE NEW. THE PICTURES SHOW THAT THE DIRT ON THE SHAFT HAS NOT BEEN DISTURBED THEREFORE THIS IS A MANUFACTURER DEFECT AND HAS NOT BEEN TAMPERED WITH AT ALL. THE VEHICLE WAS MOVING AT SLOW SPEED IN A PARKING LOT. THIS COULD HAVE BEEN A MAJOR EVENT AT HIGHWAY SPEED. I HAVE CONTACTED THE MANUFACTURER. THIS TRUCK HAS HAD REGULAR SERVICE MOST RECENT BEING MARCH 12TH, NO SIGN OF THE DEFECT WAS NOTICED AT THAT TIME AND THIS PART WAS INSPECTED. AS YOU SEE FROM THE PICTURE, THE PART MUST HAVE BEEN WEARING FOR A LARGER TIME PERIOD THAN AN IMMEDIATE EVENT. THIS PART IS USED BY MANY MANUFACTURERS FOR THEIR PRODUCTS ALSO.
Mileage: 595,000
Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Read our methodology - how this data is sourced, computed, and verified.