NHTSA owner reports · September 18, 2026 snapshot.
Service Brakes, Hydraulic complaints
62 reportsClear category filterMileage unknown · Apr 19, 2010
Service Brakes, Hydraulic
2002 HOLIDAY RAMBLER. WORKHORSE W22 CHASSIS 2002. CONSUMER STATES PROBLEMS WITH THE BRAKES. *TGW THE CALIPERS AND ROTORS HAD TO BE REPLACED TWICE. WORKHORSE STATED THEY DIDN'T HAVE THE PROPER PARTS TO FIX THE PROBLEM. THEY PAID FOR HAVING THE PROBLEM FIXED THE FIRST TIME, BUT THEY REFUSED TO PAY THE SECOND TIME. ACCORDING TO …
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2002 HOLIDAY RAMBLER. WORKHORSE W22 CHASSIS 2002. CONSUMER STATES PROBLEMS WITH THE BRAKES. *TGW THE CALIPERS AND ROTORS HAD TO BE REPLACED TWICE. WORKHORSE STATED THEY DIDN'T HAVE THE PROPER PARTS TO FIX THE PROBLEM. THEY PAID FOR HAVING THE PROBLEM FIXED THE FIRST TIME, BUT THEY REFUSED TO PAY THE SECOND TIME. ACCORDING TO WORKHORSE, THEY REFUSED TO PAY, BECAUSE THE CONSUMER EXPERIENCED THE PROBLEM WHILE DRIVING DOWN A MOUNTAIN. THE CONSUMER STATED THE CALIPERS DRAGGED WHICH CAUSED THE ROTORS TO HEAT UP WHICH RESULTED IN THEM CRACKING. THE CRACKED ROTORS CAUSED THE FRONT OF THE RV TO SHIMMY WHEN GOING DOWNHILL. *JB
NHTSA ODI #10325319
54,000 miles · Apr 15, 2010
Service Brakes, HydraulicFire
FAULTY BRAKING SYSTEM ON WORKHORSE RV CHASSIS ABS ANTILOCK SYSTEM. *TR
NHTSA ODI #10325812
15,635 miles · Mar 16, 2010
Service Brakes, HydraulicSuspension
MULTI-FAILURES OF THE BRAKING SYSTEM ON MY 2002 WORKHORSE W-22 CHASSIS. ALL FOUR CALIPERS HAVE BEEN REPLACED AS WELL AS FRONT WHEEL BEARING AND SEALS DUE TO THE EXTREME HEAT GENERATED WHEN THE SYSTEM FAILED. THIS OCCURRED IN JULY 1ST 2007, JULY 23,2007 AND FEB. 4 2008, .WHEN FAILURES OCCURRED THE MOTOR HOME WAS GOING SLOW ENO…
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MULTI-FAILURES OF THE BRAKING SYSTEM ON MY 2002 WORKHORSE W-22 CHASSIS. ALL FOUR CALIPERS HAVE BEEN REPLACED AS WELL AS FRONT WHEEL BEARING AND SEALS DUE TO THE EXTREME HEAT GENERATED WHEN THE SYSTEM FAILED. THIS OCCURRED IN JULY 1ST 2007, JULY 23,2007 AND FEB. 4 2008, .WHEN FAILURES OCCURRED THE MOTOR HOME WAS GOING SLOW ENOUGH SO THAT A CRASH DID NOT OCCUR. A RECALL ACCORDING TO NHTSA 09V110000 HAS BEEN SET UP BUT TALKING TO WORKHORSE TECHNICAL AND BOSH IT (THE RECALL) HAS NOT FINALIZED EVEN THOUGH THE FIX IS NOW KNOWN (MAY 2009 INTERM NOTICE #2). BELOW IS ONE OF THE NOTES THAT I WROTE TO WORKHORSE: ON 3/11/2010 11:57:42 AM, NONE WROTE: MY MH VIN --XXXXXXX RECEIVED A INTERM NOTICE ON THE ABOVE BRAKE CAMPAIGN BUT WHEN I WENT TO MY INTERNET PAGE MY MOTORHOME IN THE WORKHORSE.COM SECTION I NOTICED THAT IN THE AREA FOR OPEN CAMPAIGNS IT WAS NOT LISTED. CAN YOU EXPLAIN WHY? EMAIL ME OR CALL ME AT XXXXXXXXXX. [XXX] AND THE REPLY FROM WORKHORSE TECHNICAL WHICH STATES: "ON 3/11/2010 12:31:28 PM, WORKHORSE SUPPORT WROTE: THANK YOU VERY MUCH FOR YOUR QUESTION. THE RECALL HAS NOT 'OFFICIALLY' BEEN RELEASED. THE LETTERS THAT WERE SENT WERE INTERIM LETTERS NOTIFYING OWNERS OF THE POTENTIAL PROBLEM. WE ARE REQUIRED TO HAVE 50% OF THE PARTS ON THE SHELF BEFORE WE CAN ISSUE THE OFFICIAL RECALL. WE ARE WORKING ON ADDING A PAGE TO OUR WEBSITE WITH NOTICES AND INFORMATION. PLEASE CONTINUE TO WATCH OUR WEBSITE FOR THE PAGE TO GO LIVE." ALONG WITH THIS I CALLED ELIE AZZI DIRECTOR, PRODUCT WARRANTY BOSCH BRAKING SYSTEMS CORPORATION 401 NORTH BENDIX DRIVE SOUTH BEND, INDIANA 46628 PHONE: 574-237-3104 WHO INFORMED ME THAT BOSCH HAS NOT STARTED TO RETOOL TO MAKE THE NEEDED PARTS BECAUSE OF SOME RIFF BETWEEN WORKHORSE AND NHTSA. TO ALL OF THIS I AM WONDERING IF THERE IS A RECALL AND IS THERE ANY REASON TO THINK THAT WORKHORSE WILL LIVE BY IT. IF YOU NEED THE WRITTEN NOTE FROM WORKHORSE PLEASE SEND ME A PLACE TO SEND IT AND I WILL COMPLY. *TR
NHTSA ODI #10320294
Mileage unknown · Mar 12, 2010
Service Brakes, Hydraulic
WORKHORSE W22 CHASSIS. 2002 FLEETWOOD BOUNDER. CONSUMER EXPRESSES DISCONTENT WITH DATE OF RECALL AS HIS PROBLEMS BEGAN ONE MONTH PRIOR. *TGW THE CONSUMER STATED HE DID DETECT A BURNING ODOR ON SEVERAL OCCASIONS. THE CONSUMER WAS INFORMED HE NEEDED NEW CALIPERS, THE ABS AND REAR BRAKES WERE HEAVILY BURNED, THE ROTORS, PADS AND…
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WORKHORSE W22 CHASSIS. 2002 FLEETWOOD BOUNDER. CONSUMER EXPRESSES DISCONTENT WITH DATE OF RECALL AS HIS PROBLEMS BEGAN ONE MONTH PRIOR. *TGW THE CONSUMER STATED HE DID DETECT A BURNING ODOR ON SEVERAL OCCASIONS. THE CONSUMER WAS INFORMED HE NEEDED NEW CALIPERS, THE ABS AND REAR BRAKES WERE HEAVILY BURNED, THE ROTORS, PADS AND SEALS HAD WORN OUT. ALSO, THE FLUID IN THE LINES AND MASTER CYLINDER WERE EXTREMELY DIRTY. *JB
NHTSA ODI #10318652
30,000 miles · Feb 24, 2010
Service Brakes, Hydraulic
NOVEMBER 16, 2007 EA07016 WAS OPENED. I STILL (2/24/2010) CAN'T USE MY VEHICLE AS WORKHORSE HAS NOT SCHEDULED ANY REPAIRS YET. WHY ARE YOU LETTING THEM GET AWAY WITH THIS. THE PROBLEM IS KNOWN AND IS A SAFETY ISSUE. *TR
NHTSA ODI #10313951
Mileage unknown · Jan 25, 2010
Service Brakes, Hydraulic
TL*THE CONTACT OWNS A 2002 WORKHORSE W22 CHASSIS RECREATIONAL VEHICLE. HE STATED HE RECEIVED A RECALL LETTER FOR HIS VEHICLE IN APRIL 2009 INVOLVING SERVICE BRAKES (SEE NHTSA ACTION NUMBER: EA07016, NHTSA CAMPAIGN ID NUMBER: 09V110000: SERVICE BRAKES-HYDRAULIC). THE RECALL STATED A REMEDY WAS CURRENTLY NOT AVAILABLE AND THAT OWN…
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TL*THE CONTACT OWNS A 2002 WORKHORSE W22 CHASSIS RECREATIONAL VEHICLE. HE STATED HE RECEIVED A RECALL LETTER FOR HIS VEHICLE IN APRIL 2009 INVOLVING SERVICE BRAKES (SEE NHTSA ACTION NUMBER: EA07016, NHTSA CAMPAIGN ID NUMBER: 09V110000: SERVICE BRAKES-HYDRAULIC). THE RECALL STATED A REMEDY WAS CURRENTLY NOT AVAILABLE AND THAT OWNERS WILL BE NOTIFIED BY MAIL WHEN PARTS ARE AVAILABLE AND THAT OWNERS SHOULD CONTACT WORKHORSE AT 877-246-7731, HOWEVER THE MANUFACTURER REFERRED HIM TO THE NHTSA INSTEAD. WORKHORSE STATED THAT THEY WERE NOT SURE WHEN THE PARTS WOULD BE AVAILABLE. THE MANUFACTURER OF THE PART WHICH IS BOSCH ZOPS WAS UNABLE TO PROVIDE ANY INFORMATION REGARDING THE AVAILABILITY OF THE PART. THERE ARE NO FAILURES AT THE TIME. THE CURRENT MILEAGE WAS 31,000. UPDATED 03/01/10 *BF UPDATED 06/30/10.*JB
NHTSA ODI #10302198
46,000 miles · Jan 14, 2010
Service Brakes, Hydraulic
TL*THE CONTACT OWNS A 2002 HOLIDAY RAMBLER. THE VEHICLE WAS BUILT ON A WORKHORSE CHASSIS W22. THE CONTACT WAS DRIVING APPROXIMATELY 60 MPH ON NORMAL ROAD CONDITIONS WHEN THE BRAKE PEDAL TRAVELED TO THE FLOOR WITHOUT RESISTANCE. PRESSURE WAS APPLIED, THERE WERE SEVERAL ATTEMPTS BEFORE THE VEHICLE SLOWED DOWN. THE DRIVER WAS ABLE …
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TL*THE CONTACT OWNS A 2002 HOLIDAY RAMBLER. THE VEHICLE WAS BUILT ON A WORKHORSE CHASSIS W22. THE CONTACT WAS DRIVING APPROXIMATELY 60 MPH ON NORMAL ROAD CONDITIONS WHEN THE BRAKE PEDAL TRAVELED TO THE FLOOR WITHOUT RESISTANCE. PRESSURE WAS APPLIED, THERE WERE SEVERAL ATTEMPTS BEFORE THE VEHICLE SLOWED DOWN. THE DRIVER WAS ABLE TO DRIVE TO THE SIDE OF THE ROAD WITH EXTREME CAUTION. THE ENGINE WAS TURNED OFF AND RESTARTED 2 HOURS LATER. THE VEHICLE WAS ABLE TO RESUME NORMAL OPERATION. NHTSA CAMPAIGN ID NUMBER 09V110000, SERVICE BRAKES, HYDRAULIC IS RELATED TO THE FAILURE; HOWEVER, THE PART REQUIRED FOR THE REPAIR WAS UNAVAILABLE. THE VEHICLE HAS NOT BEEN DRIVEN AT THIS TIME. THERE WERE CONCERNS OF THE SAFETY RISKS INVOLVED AND THE UNCERTAINTY OF THE AVAILABILITY OF THE PART. THE FAILURE MILEAGE WAS 46,000. THE CURRENT MILEAGE WAS 60,000. UPDATED 03/01/10. *LJ THE CONSUMER STATED THE BRAKES BECAME EXCESSIVELY HOT ON THE LEFT FRONT SIDE AND THEY FROZE UP. UPDATED 06/14/10.*JB
NHTSA ODI #10299713
8,406 miles · Dec 8, 2009
Service Brakes, Hydraulic
TL* THE CONTACT OWNS A 2002 WORKHORSE W22. THE BRAKE PEDAL WOULD NOT RELEASE AFTER APPLICATION. ALSO THE BRAKE SYSTEM WOULD INTERMITTENTLY OVER-HEAT. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, AND A SPRING ON THE BRAKE PEDAL AS INSTALLED. THE REPAIR DID NOT REMEDY THE FAILURE. THE CALIPER GUIDE PIN KIT AND GUIDE PIN BOOT…
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TL* THE CONTACT OWNS A 2002 WORKHORSE W22. THE BRAKE PEDAL WOULD NOT RELEASE AFTER APPLICATION. ALSO THE BRAKE SYSTEM WOULD INTERMITTENTLY OVER-HEAT. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER, AND A SPRING ON THE BRAKE PEDAL AS INSTALLED. THE REPAIR DID NOT REMEDY THE FAILURE. THE CALIPER GUIDE PIN KIT AND GUIDE PIN BOOT KIN WERE REPLACED. IN 2006, WHILE DRIVING DOWN THE HIGHWAY, HE ATTEMPTED TO USE THE BRAKES AND THEY WERE UNRESPONSIVE. HE ALLOWED THE VEHICLE TO NATURALLY DECELERATE. HE WENT TO ANOTHER AUTHORIZED DEALER, AND THE FRONT WHEEL SEAL, REAR WHEEL SEAL, TWO CALIPERS, TWO BRAKE PAD KITS, AN AXLE GASKET, AND TWO ABS WHEEL SENSORS WERE REPLACED UNDER WARRANTY. ALSO, GREASE ZEROED ALSO INSTALLED ON THE JACK VALVE AT ANOTHER DEALER UNDER WARRANTY . IN 2008, WHILE DRIVING THE BRAKE FAILED AGAIN. HE SHIFTED A VEHICLE INTO A LOWER GEAR AND USED THE EMERGENCY BRAKE TO STOP. HE THEN RECEIVED A RECALL NOTICE IN APRIL OF 2009 (RECALL 09V110000) BUT RECEIVED NO REMEDY. HE SPOKE WITH TWO REPRESENTATIVES IN DECEMBER 2009,WHO TOLD HIM THAT THEY HAD NO WAY OF KNOWING HOW TO REPAIR THE ISSUE. THE CURRENT MILEAGE WAS APPROXIMATELY 34,750. THE FAILURE MILEAGE WAS 8,406.
NHTSA ODI #10294871
36,588 miles · Dec 7, 2009
Service Brakes, Hydraulic
TL*THE CONTACT OWNS A 2002 NEWMAR MOUNTAIN AIRE RV WITH A W22 WORKHORSE CHASSIS. WHILE DRIVING BETWEEN 55 TO 60 MPH THE CONTACT BEGAN TO SMELL THE BRAKE PADS BURNING. THE CONTACT SHUT THE ENGINE OFF AND EXAMINED THE BRAKES. THE DEALER STATED THAT THE FRONT PASSENGER AND BOTH REAR CALIPERS WERE CRACKED AND NEEDED TO BE REPLACED. …
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TL*THE CONTACT OWNS A 2002 NEWMAR MOUNTAIN AIRE RV WITH A W22 WORKHORSE CHASSIS. WHILE DRIVING BETWEEN 55 TO 60 MPH THE CONTACT BEGAN TO SMELL THE BRAKE PADS BURNING. THE CONTACT SHUT THE ENGINE OFF AND EXAMINED THE BRAKES. THE DEALER STATED THAT THE FRONT PASSENGER AND BOTH REAR CALIPERS WERE CRACKED AND NEEDED TO BE REPLACED. ONE YEAR LATER; JULY 2009 WHILE DRIVING APPROXIMATELY 40 MPH THE CONTACT SMELLED THE BRAKES BURNING AGAIN AND TOOK THE VEHICLE TO A DEALER. THE DEALER REPLACED ALL FOUR BRAKE CALIPERS. THE CONTACT RECEIVED A RECALL NOTICE REGARDING BRAKE CALIPERS FROM WORKHORSE. THE CONTACT STATED THAT VEHICLE IS UNSAFE. THE CURRENT MILEAGE WAS 45,000 AND THE FAILURE MILEAGE WAS 36,588. UPDATED 01/12/10 *BF THE FRONT WHEEL OIL SEAL, LEFT FRONT OIL SEAL, BRAKE PADS, MASTER CYLINDER, CALIPERS AND ROTORS WERE ALL REPLACED. THE ABS LIGHT ILLUMINATED AS WELL. UPDATED 01/15/10.*JB
NHTSA ODI #10294728
35,000 miles · Oct 5, 2009
Service Brakes, HydraulicCrash
INCIDENT IN ENGLAND: SOFT PEDAL & LOSS OF BRAKING, ON IMPORTED AMERICAN MOTORHOME (RV). THERE ARE THOUSANDS OF IMPORTED RVS HERE. MY VEHICLE IS A 2002 'TRAIL LITE 262' BY R-VISION ON A WORKHORSE CHASSIS. IT IS USED REGULARLY & HAS 35,000 MILES. A RECENT SERVICE NOTED THE BRAKE CALIPERS WERE FREE TO MOVE, BUT SUITABLE LUBRICA…
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INCIDENT IN ENGLAND: SOFT PEDAL & LOSS OF BRAKING, ON IMPORTED AMERICAN MOTORHOME (RV). THERE ARE THOUSANDS OF IMPORTED RVS HERE. MY VEHICLE IS A 2002 'TRAIL LITE 262' BY R-VISION ON A WORKHORSE CHASSIS. IT IS USED REGULARLY & HAS 35,000 MILES. A RECENT SERVICE NOTED THE BRAKE CALIPERS WERE FREE TO MOVE, BUT SUITABLE LUBRICANT WAS APPLIED AS A PRECAUTION. TWO WEEKS AGO, APPROACHING A SHARP DOUBLE BEND AT 40 TO 50 MPH, THE BRAKE PEDAL WENT TO THE FLOOR WITH NO RETARDING ACTION. I COULD NOT TAKE THE CURVE AT THAT SPEED, AND QUICKLY PUT THE AUTO GEARBOX INTO LOW, AND STEERED OFF THE ROAD ONTO THE GRASS, THEN A FARM ENTRANCE. I WAS LUCKY - ELSEWHERE THAT ROAD HAS A DRAINAGE DITCH ALONGSIDE. IT COULD HAVE BEEN SERIOUS. AFTER STOPPING I REALIZED THERE WAS A VERY STRONG BURNING SMELL FROM BOTH REAR BRAKES. I CRAWLED ALONG FOR HALF A MILE AND PARKED UP. NEXT MORNING THE PEDAL FEEL HAD RETURNED; IT WAS OBVIOUS THAT OVERHEATING HAD BOILED THE FLUID CAUSING PRESSURE LOSS. I PHONED THE SPECIALIST RV GARAGE WHICH SERVICES IT. THEY TOLD ME IN RECENT WEEKS THEY HAD 4 VEHICLES WITH THE SAME FAULT, AND REPLACED BRAKE CALIPERS IN WHICH THE PISTONS WERE SEIZING OR HANGING. ALL WERE ON THE WORKHORSE CHASSIS, AROUND 2002 -3 WITH SIMILAR USAGE AND MILEAGE. I AM CONVINCED THIS IS A SERIOUS MANUFACTURING DEFECT AFFECTING RVS IN THE UK. I NOTE ON YOUR WEBSITE WORKHORSE HAVE ACCEPTED THIS FAULT, STATING THAT IT AFFECTS THE W22 CHASSIS ETC. THE SERVICE MECHANIC HERE ASSURES ME THE VERY SAME BRAKES ARE ALSO FITTED TO THE P22 CHASSIS (WHICH MINE IS). IN THE UK THERE HAS BEEN NO RECALL CAMPAIGN OR PUBLICITY ABOUT THE FAULT. I AM CONCERNED THERE COULD BE A SERIOUS ACCIDENT, OR EVEN FATALITY. MAY I SUGGEST YOU COMMUNICATE THE PROBLEM TO OUR 'VEHICLE OPERATING & SAFETY AGENCY' SO THEY ISSUE A WARNING OR RECALL. ALSO, CAN YOU ADVISE ME HOW TO GET THE FAULTY BRAKES REPLACED BY WORKHORSE PLEASE.*TR
NHTSA ODI #10286359
NHTSA investigations
2EA07016 · Overheating Disc Brake Caliper
Opened Nov 16, 2007 · Closed Aug 19, 2009
Status: closed (inferred from source dates) · Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Additional source detail variants (7)
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
Service Brakes, Hydraulic
THE EA WAS OPENED TO GAIN A TECHNICAL UNDERSTANDING OF THE CAUSES FOR ONE OR MORE DISC BRAKE CALIPERS ON A SUBJECT VEHICLE TO SUFFER SEVERE OVERHEATING. THE OVERHEATING CAUSED BRAKE DRAG, MELTING ABS SENSORS, SMOKING, BRAKE LINING FIRES, AND IN SOME CASES BOILING BRAKE FLUID RESULTING IN DIMINISHED STOPPING CAPABILITY.BASED ON TESTING, WARRANTY AND COMPLAINT DATA ANALYSIS, FIELD TRIPS AND INTERVIEWS WITH OWNERS, MECHANICS AND SERVICE MANAGERS, ODI BELIEVES THE LIKELY CAUSE OF THE ALLEGED DEFECT IS WATER SWELL OF THE PHENOLIC CALIPER PISTON AND SUBSEQUENT FAILURE OF THE PISTON TO FULLY RETURN AFTER THE PEDAL IS RELEASED.A TECHNICAL REPORT IS ATTACHED WITH FULL DETAILS.
EA03003 · Overheating Front And Rear Brakes
Opened Apr 9, 2003 · Closed Mar 3, 2004
Status: closed (inferred from source dates) · Service Brakes, Hydraulic:foundation Components
THIS INVESTIGATION WAS DERIVED FROM INFORMATION GATHERED DURING PE02-046, BOSCH DISC BRAKE CALIPERS.THIS INVESTIGATION FOCUSED ON THE VEHICLE MANUFACTURER, NEWMAR.SUBJECT VEHICLES WERE THOSE BUILT WITH A HYDRAULIC BRAKE SYSTEM INCORPORATING THE BOSCH ZERO OFFSET PIN SLIDE (ZOPS) CALIPERS.ODI'SCONCERN WASEXCESSIVE WHEEL END HEAT, POSSIBLY RESULTING IN A WHEEL END FIRE.DURING THE INVESTIGATION, ODI DISCOVERED TWO SPECIFIC NEWMAR VEHICLE MODELS, THOSE BUILT ON NEWMAR CHASSIS AND THOSE BUILT ON A WORKHORSE CHASSIS. AS A RESULT OF THE AGENY'S INVESTIGATION INTO THIS MATTER, ALL NEWMAROWNERS WILL BE NOTIFIED (04V-019) AND THE REMEDY WILL BE APPLIED TO THEIR VEHICLES. SOME NEWMAR VEHICLES (1,795) BUILT ON THE WORKHORSE CHASSIS ARE BEING RECALLED BY WORKHORSE (04V-084).THIS INVESTIGATION IS CLOSED.FURTHER DETAILS ARE PROVIDED ON PAGES 2, 3, AND 4.COPIES OF BOTH SAFETY RECALLS ARE ATTACHED.