Showing 393 complaints for KENWORTH
Incident date: Nov 1, 2019
EHAUST ' BRACKETS ATTACHING THE EXHAUST PIPES TO CAB HAVE RUBBER BUSHINGS THAT DISINTEGRATE QUICKLY, WITHIN A COUPLE OF MONTHS LEAVING THE PIPES HANGING WITH POSSIBILITY OF FALLING INTO THE ROADWAYS AND CAUSING ACCIDENTS. PART NUMBER: M11-1917-004. ON NEW (2018) VEHICLES THEY HAVE BEEN CHANGED MORE THAN ONCE. SEVERAL VEHICLES IN FLEET WITH SAME ISSUE.
Incident date: Sep 28, 2019
TL* THE CONTACT OWNS A 2018 KENWORTH CONSTRUCT T680. WHILE DRIVING THROUGH SNOW OR ICE, THE VEHICLE'S ADAPTIVE CRUISE CONTROL WOULD FLASH AS IF THE VEHICLE WERE APPROACHING SOMETHING AND ACTIVATED BY STOPPING THE VEHICLE IN ORDER TO PREVENT A CRASH. THE CONTACT STATED THAT THE FAILURE ONLY OCCURRED DURING THIS TYPE OF WEATHER EVEN WHEN THERE WERE NO OTHER VEHICLES OR OBJECTS NEARBY. THE CONTACT SP
... OKE WITH THE KENWORTH HOTLINE FOR VEHICLE BREAKDOWNS WHO STATED THAT THEY DID NOT CONSIDER THIS A FAILURE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE APPROXIMATE FAILURE MILEAGE WAS 292,000.Read more
Incident date: Jul 1, 2019
DRIVING DOWN HWY 70 IN ATLANTA, GA AREA AND FRONT FRAME ON TRUCK KENWORTH 2005 SPLIT IN HALF BY FRONT WHEEL. WHILE IN MOTION. NEED TO REPORT THIS AND INVESTIGATE THIS MODEL. I HAVE TALK TO OTHER DRIVERS WHO HAD SAME THING HAPPEN ON SAME TRUCK MODEL AS WELL.
Incident date: May 18, 2018
THE TRACTOR COMES WITH NO EMERGENCY TRAILER BRAKES HANDLE IN THE CAB LIKE THE REST OF TRUCKS IT MAKE IT VERY DANGEROUS WHILE HAULING 80,000 POUNDS AND THE SERVICE BRAKES TAKES FOREVER TO STOP THE TRUCK ALSO THE TOP OF THE CAB AT THE JOINTS IS LEAKING WATER NOT THE FIRST TO COMPLAIN BOUT THIS PROBLEM WITH THE 2019 KW THEY SAY THAT'S HOW THEY MAKE TRUCKS NOW WITHOUT THE TRAILER BRAKES HANDLE I JUST
... HAVE TO USE THE SERVICE BRAKESRead more
Incident date: May 18, 2018
THE TRACTOR COMES WITH NO EMERGENCY TRAILER BRAKES HANDLE IN THE CAB LIKE THE REST OF TRUCKS IT MAKE IT VERY DANGEROUS WHILE HAULING 80,000 POUNDS AND THE SERVICE BRAKES TAKES FOREVER TO STOP THE TRUCK ALSO THE TOP OF THE CAB AT THE JOINTS IS LEAKING WATER NOT THE FIRST TO COMPLAIN BOUT THIS PROBLEM WITH THE 2019 KW THEY SAY THAT'S HOW THEY MAKE TRUCKS NOW WITHOUT THE TRAILER BRAKES HANDLE I JUST
... HAVE TO USE THE SERVICE BRAKESRead more
Incident date: Jun 15, 2019
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 DECEI
... TFUL ETHICS VIOLATIONS ARE PRACTICED FROM THIS DEALERSHIP?Read more
Incident date: Jun 15, 2019
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 DECEI
... TFUL ETHICS VIOLATIONS ARE PRACTICED FROM THIS DEALERSHIP?Read more
Incident date: Jan 1, 2017
CAB IS COMING DETACHED FROM FLOOR AND FIREWALL. WE ARE WORRIED ABOUT THE SAFETY OF THE DRIVER. TRUCK CAME FROM TRANS AM FLEET. SALES MANAGER STATED THAT THEY HAD SEVERAL TRUCKS WITH THE SAME PROBLEM. PACCAR NEEDED TO REINFORCE FLOOR TO FIREWALL AND DOOR JAM.
Incident date: Jun 3, 2019
MY 2015 KENWORTH T680 FROM WHAT I WAS TOLD BY THE DEALER SHOP HAS A DEFECTIVE FUEL PUMP THAT CAUSING THE ENGINE OF MY TO STALL IN THE MIDDLE OF THE HIGHWAY ALMOST CAUSED ME A TERRIBLE ACCIDENT, BUT THE MANUFACTURER REFUSED TO TAKE RESPONSIBILITY SO I AM PLACING THIS COMPLAINT TO SEE IF I CAN GET ANY ASSISTANCE, THANKS.
Incident date: Jun 3, 2019
MY 2015 KENWORTH T680 FROM WHAT I WAS TOLD BY THE DEALER SHOP HAS A DEFECTIVE FUEL PUMP THAT CAUSING THE ENGINE OF MY TO STALL IN THE MIDDLE OF THE HIGHWAY ALMOST CAUSED ME A TERRIBLE ACCIDENT, BUT THE MANUFACTURER REFUSED TO TAKE RESPONSIBILITY SO I AM PLACING THIS COMPLAINT TO SEE IF I CAN GET ANY ASSISTANCE, THANKS.
Incident date: May 30, 2019
TURN SIGNALS FAIL TO CONTINUE TO FLASH EVEN AFTER SELECTED. DASH INDICATOR LIGHT WILL RAPID FLASH BUT NOTHING OUTSIDE THE TRACTOR OR THE TRAILERS WILL ILLUMINATE. TRACTOR HAS BEEN BACK TO DEALER SEVERAL TIMES. THEY "REFLASH" THE TRUCK CAB CONTROL COMPUTER BUT THAT HAS NEVER YET FIXED THE PROBLEM. THE DEALER MECHANICS AND TECHS SIMPLY SHRUG AND SAY IT IS A "KENWORTH THING" AND THEY DON'T KNOW WHAT
... TO DO NEXT. THE COMPANY I WORK FOR HAS TWO OF THESE TRACTORS WITH SERIAL NUMBERS ONLY ONE NUMBER APART AND BOTH TRACTORS HAVE THE IDENTICAL PROBLEM. IT IS AN INTERMITTENT PROBLEM AND SOMETIMES THE TRACTOR WILL RUN SEVERAL DAYS AND NEVER FAIL TO ILLUMINATE THE TURN SIGNAL LIGHTS AND THEN IT WILL SUDDENLY FAIL AGAIN. USUALLY THE TURN SIGNALS FLASH A FEW TIMES AND THEN BEGIN THE RAPID FLASH SEQUENCE AND STOP WORKING. I HAVE HAD SEVERAL CLOSE CALLS WITH SURROUNDING MOTORIST NOT UNDERSTANDING THAT I STILL INTEND TO BEGIN OR COMPLETE A TURN BUT THEY GET CONFUSED BECAUSE THE TURN SIGNALS STOP WORKING. SOMETIMES SELECTING THE OPPOSITE DIRECTION WILL GET THEM WORKING AGAIN. SOMETIMES PRESSING THE BRAKE PEDAL TO ILLUMINATE THE BRAKE LIGHTS (IF NOT ALREADY PRESSED) WILL GET THEM FLASHING AGAIN. VEHICLE CAN BE IN MOTION OR STATIONARY, PULLING ONE TRAILER OR TWO (I USUALLY PULL DOUBLES OR TWO TRAILERS). I HAVE SPOKEN WITH SEVERAL OTHER T880 KENWORTH DRIVERS FROM OTHER COMPANIES AND THEY TOO HAVE NOTICED THE PROBLEM. DEALER IS MICHIGAN KENWORTH GRAND RAPIDS MI. THE PROBLEM HAS BEEN GOING ON FOR OVER 3 YEARS AND 219000 MILES. I HAVE WRITTEN IT UP ON OUR DVIR FORMS AND IT HAS YET TO BE CORRECTED. OUR SHOP DOESN'T KNOW HOW TO FIX AN INTERMITTENT PROBLEM LIKE THIS. OF COURSE IT NEVER FAILS IN THE SHOP DURING A ROUTINE SERVICE.Read more
Incident date: Dec 31, 2018
UNIT DRIVING ON FLAT ROAD, LEFT FRONT DRIVES STARTED SMOKING WHILE DRIVING ON INTERSTATE BRAKES NOT BEING APPLIED, DRIVER STOPPED AND BY THIS TIME THE FIRE HAD SPREAD THRU THE UNDER SIDE OF TRUCK AND TRAILER, TOTAL LOSS OF TRUCK, TRAILER AND LOAD, BELIVED TO BE HALDEX BRAKE CAN FAILURE LEAKING AIR AND CAUSING BRAKES TO DRAG AND START ON FIRE
Fire
Incident date: Jan 3, 2019
TAKATA RECALL MHC KENWORTH HAS REPLACED OR CORRECTED THE DRIVERS LOW BEAM LIGHT 5 TIMES, 3 FOR FEE AND 2 AS A COST TO MY BUSINESS. THE THIS HEADLIGHT CONTINUES TO MALFUNCTION AND THE LIGHT BULB IS NOT EVEN BLOWN. THE DASHBOARD LIGHTS GOES PITCH BLACK DARK. THE ORANGE ENGINE OUTLINE COMES ON EVERY SINGLE TIME THE MALFUNCTION OCCURS. THIS IS NOT SAFE AND WE CANNOT CONTINUE DRIVING THIS TRUCK LIKE T
... HIS. THE TRUCK CONTINUES TO MISFIRE AFTER THE WARRANTY COVERED THE INJECTORS REPLACEMENT. SOME TIMES THE ENTIRE ELECTRICAL SHUT DOWN IN THE TRUCK. I NEED ANSWERS ASAP AS THIS CAN COST THOUSANDS IN FINES AND DOT FEES! THIS HAS OCCURRED MORE THAN ONCE, NUMEROUS TIMES WITH THE MOST RECENT BEING DEC 2018 AND JAN 2019. THE CABINET HANDLES FELL OFF AND THE BOTH ARM RESTS ON THE DRIVER'S SIDE. THIS 3 YEAR OLD TRUCK IS FALLING APART.Read more
Incident date: Jan 3, 2019
TAKATA RECALL MHC KENWORTH HAS REPLACED OR CORRECTED THE DRIVERS LOW BEAM LIGHT 5 TIMES, 3 FOR FEE AND 2 AS A COST TO MY BUSINESS. THE THIS HEADLIGHT CONTINUES TO MALFUNCTION AND THE LIGHT BULB IS NOT EVEN BLOWN. THE DASHBOARD LIGHTS GOES PITCH BLACK DARK. THE ORANGE ENGINE OUTLINE COMES ON EVERY SINGLE TIME THE MALFUNCTION OCCURS. THIS IS NOT SAFE AND WE CANNOT CONTINUE DRIVING THIS TRUCK LIKE T
... HIS. THE TRUCK CONTINUES TO MISFIRE AFTER THE WARRANTY COVERED THE INJECTORS REPLACEMENT. SOME TIMES THE ENTIRE ELECTRICAL SHUT DOWN IN THE TRUCK. I NEED ANSWERS ASAP AS THIS CAN COST THOUSANDS IN FINES AND DOT FEES! THIS HAS OCCURRED MORE THAN ONCE, NUMEROUS TIMES WITH THE MOST RECENT BEING DEC 2018 AND JAN 2019. THE CABINET HANDLES FELL OFF AND THE BOTH ARM RESTS ON THE DRIVER'S SIDE. THIS 3 YEAR OLD TRUCK IS FALLING APART.Read more
Incident date: Jan 3, 2019
TAKATA RECALL MHC KENWORTH HAS REPLACED OR CORRECTED THE DRIVERS LOW BEAM LIGHT 5 TIMES, 3 FOR FEE AND 2 AS A COST TO MY BUSINESS. THE THIS HEADLIGHT CONTINUES TO MALFUNCTION AND THE LIGHT BULB IS NOT EVEN BLOWN. THE DASHBOARD LIGHTS GOES PITCH BLACK DARK. THE ORANGE ENGINE OUTLINE COMES ON EVERY SINGLE TIME THE MALFUNCTION OCCURS. THIS IS NOT SAFE AND WE CANNOT CONTINUE DRIVING THIS TRUCK LIKE T
... HIS. THE TRUCK CONTINUES TO MISFIRE AFTER THE WARRANTY COVERED THE INJECTORS REPLACEMENT. SOME TIMES THE ENTIRE ELECTRICAL SHUT DOWN IN THE TRUCK. I NEED ANSWERS ASAP AS THIS CAN COST THOUSANDS IN FINES AND DOT FEES! THIS HAS OCCURRED MORE THAN ONCE, NUMEROUS TIMES WITH THE MOST RECENT BEING DEC 2018 AND JAN 2019. THE CABINET HANDLES FELL OFF AND THE BOTH ARM RESTS ON THE DRIVER'S SIDE. THIS 3 YEAR OLD TRUCK IS FALLING APART.Read more
Incident date: Dec 21, 2018
MY FATHER WAS FUELING THIS BRAND NEW TRUCK WITH CNG (COMPRESSED NATURAL GAS) WHEN ONE OF THE TANKS EXPLODED. THE TRUCK WAS STATIONARY AT THE ANG (AMERICAN NATURAL GAS) STATION IN BUTTONWILLOW CALIFORNIA AT THE INTERSECTION OF INTERSTATE 5 AND HWY 58. MY FATHER IS IN CRITICAL CONDITION AT THE ICU IN UCLA WITH MULTIPLE BROKE BONES AS WELL AS BLEEDING AND SWELLING ON HIS BRAIN. I HAVE ATTACHED A P
... HOTO OF THE TRUCK.Read more
1 injured
Incident date: Dec 21, 2018
MY FATHER WAS FUELING THIS BRAND NEW TRUCK WITH CNG (COMPRESSED NATURAL GAS) WHEN ONE OF THE TANKS EXPLODED. THE TRUCK WAS STATIONARY AT THE ANG (AMERICAN NATURAL GAS) STATION IN BUTTONWILLOW CALIFORNIA AT THE INTERSECTION OF INTERSTATE 5 AND HWY 58. MY FATHER IS IN CRITICAL CONDITION AT THE ICU IN UCLA WITH MULTIPLE BROKE BONES AS WELL AS BLEEDING AND SWELLING ON HIS BRAIN. I HAVE ATTACHED A P
... HOTO OF THE TRUCK.Read more
1 injured
Incident date: Dec 21, 2018
MY FATHER WAS FUELING THIS BRAND NEW TRUCK WITH CNG (COMPRESSED NATURAL GAS) WHEN ONE OF THE TANKS EXPLODED. THE TRUCK WAS STATIONARY AT THE ANG (AMERICAN NATURAL GAS) STATION IN BUTTONWILLOW CALIFORNIA AT THE INTERSECTION OF INTERSTATE 5 AND HWY 58. MY FATHER IS IN CRITICAL CONDITION AT THE ICU IN UCLA WITH MULTIPLE BROKE BONES AS WELL AS BLEEDING AND SWELLING ON HIS BRAIN. I HAVE ATTACHED A P
... HOTO OF THE TRUCK.Read more
1 injured
Incident date: Oct 15, 2018
I HAVE ALWAYS ANY LIGHTS ON MY TRUCK / NOW CHEEK ENGINE LIGHT ON FOR CCV SPEEDO ROTOR / SENSOR NOX ALL MOST $3500 DOLLER NEED FIX / I DON'T HAVE / BEFORE I LOT MONEY PUT ON REPAIR/
Incident date: Oct 15, 2018
I HAVE ALWAYS ANY LIGHTS ON MY TRUCK / NOW CHEEK ENGINE LIGHT ON FOR CCV SPEEDO ROTOR / SENSOR NOX ALL MOST $3500 DOLLER NEED FIX / I DON'T HAVE / BEFORE I LOT MONEY PUT ON REPAIR/
Incident date: Nov 1, 2018
SEAT BELT ALARM NEVER TURN OFF EVEN IF I HAVE MY SEAT BELT ON
Incident date: Oct 19, 2018
TAKARA RECALL- OPERATING DUMP TRUCK ON A LOCAL ROAD AT APPROXIMATELY 25 MPH. DECELERATING TO A STOP AT A RED LIGHT. AS THE VEHICLE SLOWED DOWN, THE LIGHT CHANGED AND AS I ATTEMPTED TO ACCELERATE THE REAR OF THE TRUCK CAME UP OFF THE GROUND. WHEN I GOT OUT TO INSPECT WHAT HAPPENED, THE ENTIRE REAR AXEL DISCONNECTED FROM THE TRUCK AND WAS ON THE GROUND.
Incident date: Feb 23, 2018
KEYPAD SHIFTER, PUSHING DRIVE BUTTON SELECT SIDE OF KEYPAD WOULD LIGHT UP WITH A 6 INDICATING TRUCK WAS IN DRIVE PROBLEM: SELECT SIDE OF KEYPAD (6) WOULD GO BLANK DRIVING,ALWAYS REACHED DOWN AND PUSHED D BUTTON THE 6 WOULD RE-ILLUMINATE, (FRIDAY FEB 23RD 2018) KEYPAD BLANK I DID NOT PUSH THE DRIVE BUTTON, FIFTY MILES, NO ISSUES UNTIL I SLOWED DOWN FOR RED STOPLIGHT ON A 4 LANE ROAD, TRANSMISS
... ION SHIFTED INTO NEUTRAL AT 15 MPH, LIGHT TURNED GREEN I HAD TO COME TO COMPLETE STOP TO GET VEHICLE BACK IN GEAR BACKING TRAFFIC UP MONITORED KEYPAD AFTER THAT PUSHED D ON KEYPAD WHEN LIGHT WOULD GO BLANK. CALLED RIHM KENWORTH COON RAPIDS MN, SERVICE DEPT, THEY HAD NO IDEA WHAT THE PROBLEM WAS.... MARCH 07 2018 TOOK TRUCK INTO RIHM KENWORTH COON RAPIDS TOLD THEM THE STORY WHAT HAPPENED, ALL THE SERVICE WRITER WROTE UP WAS TRANS SELECTOR GOES BLANK. THE TECH WROTE UP HE COULD NOT RECREATE PROBLEM!! INVOICE 400071GR DEALER SENT OUT UNSAFE TRUCK!! 06/11/2018 BLANK DISPLAY, COMING UP TO CLOVERLEAF ON FREEWAY TO EXIT TRUCK SHIFTED INTO NEUTRAL AGAIN! 06/13/2018 BROUGHT TRUCK BACK TO DEALER, INVOICE 401631GR THEY SPENT 4 HOURS GOING AFTER FAULT CODE OF PO722 OUTPUT SPEED NO SIGNAL... LEAVING DEALERSHIP DISPLAY LIGHT WENT BLANK AGAIN, INFORMED SERV. MGR 06/15/2018 BROUGHT TRUCK BACK TO DEALER AS THE DISPLAY GOING BLANK WAS BECOMING MORE FREQUENT INVOICE 401663GR THEY CONTACTED ARENS (THE MANUFACTURER OF THE PUSH BUTTON DISPLAY) AND GOT NO RESPONSE, THEY REPLACED PUSH BUTTON DISPLAY. TOOK TRUCK, DISPLAY WENT BLANK AGAIN, INFORMED SERVICE MGR AGAIN 06/18/2018 DISPLAY BLANK, TRUCK SHIFTED INTO NEUTRAL AGAIN, 3RD INCIDENT WHERE TRUCK WENT INTO NEUTRAL MOVING DOWN ROAD! 06/19/2018 TOOK BACK TO DEALER INV 402283GR TECH HAD RECEIVED EMAIL FROM ARENS TECH SUPPORT ON 06/15/2018 (PERFORM CALIBRATION PROCEDURE ON ELECTRIC SHIFT MOTOR) NOW TRUCK WORKS AS IT SHOULD. *DT UPDATED 12/3/18*JBRead more
Incident date: Aug 1, 2018
DRIVER DRIVING DOWN ROAD I-35 TRUCK DEVELOPED MASSIVE AIR LEAK AND BRAKES APPLIED COULD NOT RELASE BRAKES ALONG SIDE OF INTERSTATE SERVICE CALL FOUND HALDEX BRAKE CHAMBER FAILED REPLACED BRAKE CHAMBER
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 CAN FOR LEAKING AIR CHECKED FOR FLAT SPOTS ON TIRE OK
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: 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: Aug 2, 2018
VEHICLE WAS DRIVING DOWN ROCKVILLE IN WHICH THE VEHICLE HAD SMOKE COMING OUT AND TIRE LOOK LIKE IT WAS SPARKING.I WAS DRIVING UNABLE TO TAKE A PICTURE WHICH WOULD BE UNSAFE AT THE TIME.
Incident date: Aug 2, 2018
VEHICLE WAS DRIVING DOWN ROCKVILLE IN WHICH THE VEHICLE HAD SMOKE COMING OUT AND TIRE LOOK LIKE IT WAS SPARKING.I WAS DRIVING UNABLE TO TAKE A PICTURE WHICH WOULD BE UNSAFE AT THE TIME.
Incident date: Aug 2, 2018
VEHICLE WAS DRIVING DOWN ROCKVILLE IN WHICH THE VEHICLE HAD SMOKE COMING OUT AND TIRE LOOK LIKE IT WAS SPARKING.I WAS DRIVING UNABLE TO TAKE A PICTURE WHICH WOULD BE UNSAFE AT THE TIME.
Incident date: Jul 19, 2018
THE MITIGATION SYSTEM CAUSES A 'HARD BRAKING' EVENT TO OCCUR. CAN BE TRIGGERED BY AN OVERPASS, CONSTRUCTION ZONES, TRUCK IN ANOTHER LANE, ETC. USUALLY OCCURS ON HIGHWAYS WHILE AT OUR TOP SPEED OF 65 MPH. IT WILL CAUSE A HARD BRAKE DOWN TO 45 MPH. CAN OCCUR DURING NIGHT OR DAYTIME.
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 FIRE TEAM DETERMINED HALDEX BRAKE CHAMBER ON RIGHT REAR FAILED AND CAUSE THE LOSS OF AIR PRESSURE IN TH
... E BRAKING SYSTEM BRAKE DRUMS SHOWED EXTREME HEAT DURING THE INSPECTION RESULTING IN THE FIRE, JOINT INSPECTION WITH HALDEX REVELED KNOWN ISSUES WITH THE BRAKE CHAMBER SPRING , BRAKE CHAMBER WAS DISARMED FOR INSPECTION AND WAS FOUND THE SPRING HAD BROKEN AND PUNCTURED THE DIAPHRAM CAUSING THE LOSS OF AIR PRESSURE AND UNCONTROLLABLE BRAKE APPLICATION WHILE DRIVING AT HYWAY SPEEDS, BROKEN PARKING SPRINGS IN THE HALDEX GOLD CHAMBER WITH NO KNOWN FIXRead more
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 CHAMBER FAILED WHICH RESULTED IN A LOSS OF AIR PRESSURE AND CAUSING THE BRAKES TO DRAG AT HYWAY SPEE
... DS CAUSING THE WHEEL END FIRE, BRAKE CHAMBER WAS LATER REMOVED AND DISARMED AND INSPECTED AND FOUND SPRING HAD BROKEN PUNCTURING THE AIR DIAPHRAGM CAUSING THE FIRE AND LOSS KNOWN DEFECT WITH THIS GOLD SEAL HALDEX BRAKE SPRINGRead more
Fire
Incident date: Jan 26, 2017
DRIVER DRIVING DOWN FLAT HYWAY NEAR EASTON PA RIGHT FRONT DRIVE AXLE BRAKES STARTED ON FIRE CAUSE THOUGHT TO BE HALDEX BRAKE CHAMBER SINCE HAVING SO MANY FAIL FAILURES OF THIS GOLD SEAL CHAMBER AND CAUSING FIRES, TOTAL LOSS OF BOTH TRUCK AND TRAILER, DRIVER CONFIRMED RIGHT FRONT HEEL END ON FIRE AND COULD NOT GET IT PUT OUT DUE TO ALL THE HEAT
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: Jan 18, 2018
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 ....
Incident date: Jan 18, 2018
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 ....
Incident date: Jan 18, 2018
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 ....
Incident date: Mar 16, 2018
WHEN THE ENGINE RUNS HOT, FROM HARD PULLS OVER A MOUNTAIN, THE POWER STEERING FLUID GETS SO HOT IT BOILS. I LOSE SOME POWER STEERING WHEN THAT HAPPENS.
Incident date: Jan 11, 2018
HAVE SOMEONE REMOTELY HACKING INTO ECM BOARD TURNING OFF THINGS ON TRUCKS HAD FREIGHTLINER YEARS BACK THEY KEPT REMOTELY SHUTTING OFF OPT IDLE AN JAKE BRAKE HAD INTERNATIONAL IN 2014 THEY THREW ON TRAILER BRAKES TRYING TO WRECK TRUCK STRAIGHTENED OUT THEN THEY DID AGAIN IN SNOW STORM? ON I-80 IN IOWA *BF *TR
Incident date: Jan 11, 2018
HAVE SOMEONE REMOTELY HACKING INTO ECM BOARD TURNING OFF THINGS ON TRUCKS HAD FREIGHTLINER YEARS BACK THEY KEPT REMOTELY SHUTTING OFF OPT IDLE AN JAKE BRAKE HAD INTERNATIONAL IN 2014 THEY THREW ON TRAILER BRAKES TRYING TO WRECK TRUCK STRAIGHTENED OUT THEN THEY DID AGAIN IN SNOW STORM? ON I-80 IN IOWA *BF *TR
Incident date: Oct 19, 2017
AFTER RESEARCHING MY PROBLEM WITH THIS TRUCK I WAS AMAZED TO DISCOVER THAT IT IS A COMMON PROBLEM WITH KENWORTH AND PETTERBULT TRUCK'S! THE FRAME RAILS, THE VERY FOUNDATIONS OF THESE TRUCK'S ARE DEFECTIVE RIGHT OUT OF THE FACTORY! A KENWORTH BODY MAN WORKING FOR KENWORTH TOLD ME THAT THEY DON'T PUT ENOUGH PAINT ON THE FRAME THAT IS ASSEMBLED AND THEN PAINTED AS ONE UNIT ! IN HIS OPINION ALL PARTS
... SHOULD BE PANITED AND THEN ASSEMBLED! I AGREE. I'VE GOT A TRUCK THAT NEEDS TWO NEW FRAME RAILS THAT WILL COST $14000.00 TO REPAIR TRUCK! THIS IS UNACCEPTABLE! AND I'M TOLD THAT THE TRUCK ISN'T SAFE FOR THE ROAD! THE RAILS ARE RUSTING OUT! WHAT IF NO ONE CAUGHT THIS! I'M TOLD THAT IF IT COMES APART THERE'S NO CONTROLLING THE TRUCK! KENWORTH TELLS ME THAT THEY ARE CHANGING FRAME RAILS ALL THE TIME. THIS IS EVIDENCE TO ME THAT THEY NEED TO BE MADE TO DO A FACTORY RECALL ON THERE TRUCK'S THAT APPARENTLY HAS SHOTTY WORKMANSHIP! THE SAFTY OF THE MOTTERING PUBLIC IS AT RISK! AND KENWORTH AND PETERBUILT SHOULD BE HELD ACCOUNTABLE, THANK YOU AND I HOPE TO HEAR FROM YOU, [XXX] INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).Read more
Incident date: Oct 19, 2017
AFTER RESEARCHING MY PROBLEM WITH THIS TRUCK I WAS AMAZED TO DISCOVER THAT IT IS A COMMON PROBLEM WITH KENWORTH AND PETTERBULT TRUCK'S! THE FRAME RAILS, THE VERY FOUNDATIONS OF THESE TRUCK'S ARE DEFECTIVE RIGHT OUT OF THE FACTORY! A KENWORTH BODY MAN WORKING FOR KENWORTH TOLD ME THAT THEY DON'T PUT ENOUGH PAINT ON THE FRAME THAT IS ASSEMBLED AND THEN PAINTED AS ONE UNIT ! IN HIS OPINION ALL PARTS
... SHOULD BE PANITED AND THEN ASSEMBLED! I AGREE. I'VE GOT A TRUCK THAT NEEDS TWO NEW FRAME RAILS THAT WILL COST $14000.00 TO REPAIR TRUCK! THIS IS UNACCEPTABLE! AND I'M TOLD THAT THE TRUCK ISN'T SAFE FOR THE ROAD! THE RAILS ARE RUSTING OUT! WHAT IF NO ONE CAUGHT THIS! I'M TOLD THAT IF IT COMES APART THERE'S NO CONTROLLING THE TRUCK! KENWORTH TELLS ME THAT THEY ARE CHANGING FRAME RAILS ALL THE TIME. THIS IS EVIDENCE TO ME THAT THEY NEED TO BE MADE TO DO A FACTORY RECALL ON THERE TRUCK'S THAT APPARENTLY HAS SHOTTY WORKMANSHIP! THE SAFTY OF THE MOTTERING PUBLIC IS AT RISK! AND KENWORTH AND PETERBUILT SHOULD BE HELD ACCOUNTABLE, THANK YOU AND I HOPE TO HEAR FROM YOU, [XXX] INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).Read more
Incident date: Oct 19, 2017
AFTER RESEARCHING MY PROBLEM WITH THIS TRUCK I WAS AMAZED TO DISCOVER THAT IT IS A COMMON PROBLEM WITH KENWORTH AND PETTERBULT TRUCK'S! THE FRAME RAILS, THE VERY FOUNDATIONS OF THESE TRUCK'S ARE DEFECTIVE RIGHT OUT OF THE FACTORY! A KENWORTH BODY MAN WORKING FOR KENWORTH TOLD ME THAT THEY DON'T PUT ENOUGH PAINT ON THE FRAME THAT IS ASSEMBLED AND THEN PAINTED AS ONE UNIT ! IN HIS OPINION ALL PARTS
... SHOULD BE PANITED AND THEN ASSEMBLED! I AGREE. I'VE GOT A TRUCK THAT NEEDS TWO NEW FRAME RAILS THAT WILL COST $14000.00 TO REPAIR TRUCK! THIS IS UNACCEPTABLE! AND I'M TOLD THAT THE TRUCK ISN'T SAFE FOR THE ROAD! THE RAILS ARE RUSTING OUT! WHAT IF NO ONE CAUGHT THIS! I'M TOLD THAT IF IT COMES APART THERE'S NO CONTROLLING THE TRUCK! KENWORTH TELLS ME THAT THEY ARE CHANGING FRAME RAILS ALL THE TIME. THIS IS EVIDENCE TO ME THAT THEY NEED TO BE MADE TO DO A FACTORY RECALL ON THERE TRUCK'S THAT APPARENTLY HAS SHOTTY WORKMANSHIP! THE SAFTY OF THE MOTTERING PUBLIC IS AT RISK! AND KENWORTH AND PETERBUILT SHOULD BE HELD ACCOUNTABLE, THANK YOU AND I HOPE TO HEAR FROM YOU, [XXX] INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).Read more
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 TIMES. THE CONTACT STATED THAT THE VEHICLE WAS TAKEN TO MANY DEALERS AND INDEPENDENT MECHANICS, BUT T
... HE FAILURE COULD NOT BE DUPLICATED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 117,000.Read more
Incident date: Dec 1, 2015
THERE ARE NUMEROUS SERVICE BULLETINS ON QUANTUM'S WEBSITE, WWW.QTWW.COM , UNDER PRODUCTS AND SERVICE BULLETINS THAT SAY MANY DIFFERENT PARTS OF THEIR FUEL SYSTEMS WILL FAIL. IT ALSO STATES THAT THEIR BRACKET SYSTEM HOLDING THE TANKS IN PLACE WILL ALLOW THE HIGH PRESSURE TANKS TO MOVE LATERALLY THAT COULD CAUSE A RUPTURE IN THE FUEL LINES OR THE TANK ITSELF. I HAVE CONTACTED THEM TO HAVE THE PARTS
... REPLACED AND THEY ARE REFUSING TO CHANGE THEM OR TELL ME HOW I CAN MAKE MY SYSTEMS SAFE FOR MY EMPLOYEES TO OPERATE. I HAVE A HUGE CONCERN FOR THE SAFETY OF MY EMPLOYEES WHILE OPERATING THESE SYSTEMS UNTIL THE PARTS THAT WILL POSSIBLY FAIL HAVE BEEN REPLACED. IN ADDITION THEY ARE NOT FOLLOWING THE NFPA 52 GUIDELINES FOR THE LOCATION OF THE PRD VENTS WHICH IN THE EVENT OF A FIRE AND THE CURRENT LOCATION OF THE VENTS WOULD DISCHARGE FUEL DIRECTLY INTO THE FLAMES. THEY CURRENTLY ARE STILL NOT FOLLOWING THE GUIDELINES AS OF TODAY. AS I'M SURE YOU CAN UNDERSTAND MY CONCERNS AND WOULD LIKE TO HAVE THESE ISSUES RESOLVED FOR MYSELF AND ANYONE ELSE THAT HAS PURCHASED THESE FUEL SYSTEMS FROM THIS MANUFACTURER. I HAVE ATTACHED A FEW OF THE BULLETINS FROM THEIR WEBSITE THAT ARE ISSUES WITH MY SYSTEMS TO SHOW THAT THEY ARE AWARE OF THE ISSUES AND IF YOU LIKE I CAN SEND YOU THE EMAIL CONVERSATIONS BETWEEN MYSELF AND QUANTUM TO SHOW THAT THEY ARE NOT DOING ANYTHING TO RECTIFY OR FIX THE ISSUES. THANK YOU IN ADVANCE FOR ANYTHING YOU CAN DO TO ASSIST US IN RESOLVING THESE ISSUES AND MAKE OUR SYSTEMS SAFE FOR OUR EMPLOYEES TO OPERATE.Read more
Incident date: Jan 11, 2017
APPARENTLY, CERTAIN TURBO CHARGERS INSTALLED ON THE CAT C-15, EITHER ORIGINALLY OR AS A REPLACEMENT, HAVE A FACTORY-INSTALLED DEVICE IN THE CASING THAT SEALS A HOLE WHERE AN OPTIONAL 'EMISSIONS SENSOR' WOULD OTHERWISE BE LOCATED. ON MY TRUCK THIS PLUG DEVICE BLEW OUT, LEAVING A 1.5 INCH-DIAMETER HOLE IN THE EXHAUST SIDE OF THE TURBO. THE HOLE IN THE TURBO CASING EMITTED RAW TOXIC EXHAUST FUMES D
... IRECTLY INTO THE ENGINE COMPARTMENT AND CAB. THIS DISCHARGE OVERHEATED ADJACENT ELECTRICAL COMPONENTS ON BOTH SIDES OF THE FIREWALL. SURFACES ON THE PLASTIC DASH AND GLOVEBOX IN THE CAB WERE ABNORMALLY HOT TO THE TOUCH! METAL STRUCTURES INSIDE THE COMPARTMENT WERE ALSO VERY HOT. I CONTACTED CAT SEVERAL TIMES ABOUT THE DEFECT. THEY RESPONDED WITH THE FOLLOWING STATEMENT:. 'CATERPILLAR INC. WILL NOT BE PARTICIPATING IN ANY HELP ON THIS.' (MARK SANDSCHAFER, JANUARY 19, 2017)Read more
Incident date: Apr 14, 2014
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 ABS AND TRACTION CONTROL THEY HAVE CONFIRMED THE WAY THIS IS HOOKED UP WILL CAUSE THE BRAKES TO LOCK UP. I HAVE ATTACHED PICTURES OF THE VALVE, YOU WILL NOTICE THAT ONE AIR LINE COMES FROM THE MODULE WHICH GOES TO THE REAR BRAKE. THE OTHER AIR LINE COMES DIRECTLY OUT OF THE ATR6 BRAKE VALVE, THIS LINE GOES DIRECTLY TO THE FRONT DRIVER SERVICE BRAKE. IT SHOULD ALSO BE RUN THROUGH THE MODULATOR VALVE FOR PROPER FUNCTION. THIS HAS HAPPENED AT ALL SPEEDS IN ICY SITUATIONS. IT HAS HAPPENED ON MOUNTAIN PASSES AND LEAVES THE DRIVER WITH NO CONTROL. URGENT ACTION REQUIRED PLEASE. THIS HAS BEEN GOING ON FOR 3 YEARS, WE HAVE SPENT MANY HOURS TRYING TO FIGURE OUT WHY THIS TRUCKS BRAKES LOCK UP. WE HAVE THE KENWORTH DEALER ALSO LOOK AT IT AND THEY DID NOT FIND THE ISSUE EITHER. CURRENTLY THIS TRUCK IS AT THE KENWORTH DEALER WITH A REQUEST FOR THEM TO REPAIR IT AND REIMBURSE US OUR COSTS.Read more
Incident date: Apr 14, 2014
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 ABS AND TRACTION CONTROL THEY HAVE CONFIRMED THE WAY THIS IS HOOKED UP WILL CAUSE THE BRAKES TO LOCK UP. I HAVE ATTACHED PICTURES OF THE VALVE, YOU WILL NOTICE THAT ONE AIR LINE COMES FROM THE MODULE WHICH GOES TO THE REAR BRAKE. THE OTHER AIR LINE COMES DIRECTLY OUT OF THE ATR6 BRAKE VALVE, THIS LINE GOES DIRECTLY TO THE FRONT DRIVER SERVICE BRAKE. IT SHOULD ALSO BE RUN THROUGH THE MODULATOR VALVE FOR PROPER FUNCTION. THIS HAS HAPPENED AT ALL SPEEDS IN ICY SITUATIONS. IT HAS HAPPENED ON MOUNTAIN PASSES AND LEAVES THE DRIVER WITH NO CONTROL. URGENT ACTION REQUIRED PLEASE. THIS HAS BEEN GOING ON FOR 3 YEARS, WE HAVE SPENT MANY HOURS TRYING TO FIGURE OUT WHY THIS TRUCKS BRAKES LOCK UP. WE HAVE THE KENWORTH DEALER ALSO LOOK AT IT AND THEY DID NOT FIND THE ISSUE EITHER. CURRENTLY THIS TRUCK IS AT THE KENWORTH DEALER WITH A REQUEST FOR THEM TO REPAIR IT AND REIMBURSE US OUR COSTS.Read more
Incident date: Apr 14, 2014
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 ABS AND TRACTION CONTROL THEY HAVE CONFIRMED THE WAY THIS IS HOOKED UP WILL CAUSE THE BRAKES TO LOCK UP. I HAVE ATTACHED PICTURES OF THE VALVE, YOU WILL NOTICE THAT ONE AIR LINE COMES FROM THE MODULE WHICH GOES TO THE REAR BRAKE. THE OTHER AIR LINE COMES DIRECTLY OUT OF THE ATR6 BRAKE VALVE, THIS LINE GOES DIRECTLY TO THE FRONT DRIVER SERVICE BRAKE. IT SHOULD ALSO BE RUN THROUGH THE MODULATOR VALVE FOR PROPER FUNCTION. THIS HAS HAPPENED AT ALL SPEEDS IN ICY SITUATIONS. IT HAS HAPPENED ON MOUNTAIN PASSES AND LEAVES THE DRIVER WITH NO CONTROL. URGENT ACTION REQUIRED PLEASE. THIS HAS BEEN GOING ON FOR 3 YEARS, WE HAVE SPENT MANY HOURS TRYING TO FIGURE OUT WHY THIS TRUCKS BRAKES LOCK UP. WE HAVE THE KENWORTH DEALER ALSO LOOK AT IT AND THEY DID NOT FIND THE ISSUE EITHER. CURRENTLY THIS TRUCK IS AT THE KENWORTH DEALER WITH A REQUEST FOR THEM TO REPAIR IT AND REIMBURSE US OUR COSTS.Read more