SERVICE BRAKES, HYDRAULIC
2004 Workhorse W20
Recalls, owner-reported complaints, investigations and safety data
Data refreshed
Overview
Our database contains 7 NHTSA owner-reported complaints for the 2004 Workhorse W20, most frequently naming the brakes, electrical and other / unspecified categories. 2 safety recalls have been issued covering this model year; and 2 NHTSA investigations name it.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Complaint activity over time
When owners filed reports about this model year
View as table
| Month | Complaints filed | Cumulative |
|---|---|---|
| Sep 2007 | 2 | 2 |
| Feb 2008 | 2 | 4 |
| Sep 2008 | 1 | 5 |
| Oct 2008 | 1 | 6 |
| Jun 2009 | 1 | 7 |
What owners report
Complaints grouped by the component NHTSA recorded
- Brakes666.7%
- Electrical111.1%
- Other / unspecified111.1%
- Visibility111.1%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Safety recalls
2 campaigns cover this model year
Recalls apply to specific vehicles, not to every vehicle of a model year. Check your VIN with NHTSA or your manufacturer's dealer to confirm whether a recall affects your vehicle.
Check a VIN on NHTSA.govENGINE AND ENGINE COOLING
Safety investigations
NHTSA inquiries naming this vehicle. An investigation is not a finding of a defect.
OVERHEATING DISC BRAKE CALIPER
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.
OVERHEATED BRAKE CALIPERS
ON JUNE 25, 2007, THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION TO INVESTIGATE ALLEGED OVERHEATING DISC BRAKE CALIPERS AND POOR BRAKE PERFORMANCE IN MODEL YEAR (MY) 2000-2005 WORKHORSE CHASSIS RECREATIONAL VEHICLES.CURRENTLY ODI IS AWARE OF 651 SPECIFIC COMPLAINTS ON THE SUBJECT VEHICLES (ODI AND WORKHORSE COMPLAINT POPULATION).ODI ANALYSIS OF THE WARRANTY AND COMPLAINT DATA FURNISHED BY WORKHORSE ON SEPTEMBER 11, 2007, IN RESPONSE TO ODI'S INFORMATION REQUEST INDICATES A DRAMATIC DROP IN BRAKE RELATED COMPLAINTS AFTER THE MAY 2004 BUILD DATE.AT THAT TIME, WORKHORSE INCORPORATED INTO PRODUCTION ZERK FITTINGS AND GREASING OF THE BRAKE MASTER CYLINDER'S BELL CRANK LINKAGE.ODI IS ALSO AWARE OF 3,782 UNIQUE WARRANTY COUNTS RELATED TO THE ALLEGED DEFECT IN THE SUBJECT POPULATION.A REVIEW OF THE WARRANTY CLAIMS REVEALS THAT OF THE CLAIMS FILED, ONLY 88 WERE SUBMITTED ON VEHICLES PRODUCED AFTER THE MAY 2004 PRODUCTION LINE CHANGE (ADDITION OF ZERK FITTINGS).ODI INTENDS TO OBTAIN AN UNDERSTANDING OF WHY THERE ARE SEEMINGLY SIGNIFICANT DIFFERENCES IN THE COMPLAINT DATA AND WARRANTY CLAIMS BEFORE AND AFTER THE MAY 2004 DESIGN CHANGE AND THE SAFETY CONSEQUENCES OF THE PRE-CHANGE DESIGN. THIS INVESTIGATION HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA07-016) FOR FURTHER INVESTIGATION.
Recent owner complaints
Reports submitted to NHTSA, shown in the owner's own words
WE DO NOT FEEL THAT THE INSTRUMENT PANEL CLUSTER ON OUR MOTORHOME HAS EVER BEEN LARGE ENOUGH OR CLEAR ENOUGH FOR EASY READING. WE HAVE ALWAYS BEEN UNHAPPY WITH THE VISIBILITY AND JUST RECENTLY THE TRANSMISSION INDICATORS FOR 3 AND 1 GEAR HAVE FADED COMPLETELY. AT PRESENT WE HAVE AN APPOINTMENT TO GET THE PANEL REPLACED. *TR
- NHTSA ID
- 10275057
- Incident
- May 1, 2009
WHILE DRIVING ON US441 NEAR TAVARES FL GOT A WARNING LIGHT FOR ANTI LOCK BRAKES. PULLED OVER INTO A SHOPPING AREA. LEFT FRONT WHEEL AND RIGHT REAR DUAL WHEEL WERE HOT. RESTARTED ENGINE GOT A BRAKE FAILURE WARNING ON DASH MESSAGE CENTER. LET BRAKES COOL FOR APPROXIMATELY 90 MINUTES. DROVE HOME THEN TO WORKHORSE REPAIR CENTER WITHOUT FURTHER TROUBLE. COURTESY CHEVROLET REPLACED 4 ROTORS 4 CALIPERS 2 ANTI LOCK SENSOR AND REPLACED BRAKE FLUID. *TR
- NHTSA ID
- 10247194
- Incident
- Oct 13, 2008
- Mileage
- 38,133 mi
ON 9/6/07, THE L.F. BRAKE ON MY MOTORHOME SEIZED UP AND OVERHEATED THE BRAKE ROTOR FOR ALMOST 10 MILES UNTIL I NOTICED SEVERE SHAKING IN THE STEERING WHEEL & SMELLED "BURNT BRAKE LINING" WHEN I STOPPED. I WAS DRIVING IN NORMAL CITY TRAFFIC NEAR ALLIANCE, OHIO; -NOT EXCESSIVE STOP AND GO, BUT THERE WAS MAYBE 4 RED LIGHTS OVER THE COURSE OF 3 MILES DISTANCE (AT 30 MPH) TO STOP. MY STOPPING WAS "NORMAL", NOT SUDDEN OR ERRATIC. THE LEFT FRONT HUB & WHEEL GOT SO HOT FROM THE CALIPER/BRAKE ASSY. SEIZING THAT IT BOILED AWAY ALL OF THE 90W LUBE ON THE WHEEL BEARINGS AND BLEW OUT THE RUBBER PLUG ON THE LUBE SIGHT GLASS. I LET IT COOL DOWN FOR AN HOUR, THEN LOOKED AT THE INNER SIDE OF THE L.F. WHEEL TO SEE IF I'D HAVE TO LOOSEN/PRY AWAY THE SEIZED BRAKE PAD OR CALIPER ASSEMBLY. SURPRISE, THE BRAKE PADS WERE ALREADY SITTING BACK AWAY FROM THE ROTOR; -THE CALIPER HAD APPARENTLY RETRACTED BY ITSELF AFTER COOLING DOWN. I PROCEEDED SLOWLY TO THE CAMPGROUND, 5 MILES AWAY, AND MADE ARRANGEMENTS TO GET SOME 90W LUBE OIL. LUBE WAS REPLACED THE NEXT DAY AND THE WHEEL BEARINGS STILL FELT GOOD; ANOTHER SIGHT CAP SEAL WAS INSTALLED. ON 9/12/07, I TOOK THE COACH TO MAINLINE TRUCK & TRAILER (A WORKHORSE CHASSIS SERVICE DEALER) IN SOLON, OHIO, FOR SERVICE. IN A NUTSHELL, I ENDED UP PAYING $828.28 TO REPAIR THE DAMAGE AND SERVICE MY COACH FOR FUTURE "PEACE OF MIND". THE FOLLOWING WORK WAS PERFORMED: SERVICED ALL CALIPER SLIDE PINS, LUBE, & BOOTS ON ALL 4 WHEELS; CONFIRM CORRECT CALIPER OPERATION ON ALL 4; REPLACE ABS WHEEL SENSOR ON LEFT FRONT; RESET ABS WARNING LIGHT; INSPECT ALL 4 ROTORS FOR CRACKS; REPLACE LF WHEEL BEARING INNER SEAL; INSPECT LF BEARINGS; INSPECT REAR AXLE HUB SEALS; ETC. ON 9/18/08, AT 11,891 MILES, MY RIGHT FRONT BRAKE SEIZED UP UNEXPECTEDLY! THIS TIME ALONG A 45 MPH STATE HWY WITH VERY INFREQUENT BRAKING. I BELIEVE THE PROBLEM HERE IS FAULTY ABS CONTROLLER AND OR THE BOSCH BRAKES. THEY DO NOT ALWAYS RELEASE THE CALIPERS. WORKHORSE IGNORES THIS PROBLEM! *TR
- NHTSA ID
- 10243450
- Incident
- Sep 7, 2007
- Mileage
- 10,920 mi
THE BRAKES WERE FADING SO I HAD THEM INSPECTED BY LES SCHWAB TIRES. THEY INFORMED ME THAT ALL 4 ROTORS HAD CRACKS IN THEM AND THEY WERE A SAFETY ISSUE. I HAVE ABOUT 30,000 MILES ON THE 2004 SOUTHWIND MOTORHOME WORKHORSE CHASIS. I AM RESPONDING TO NHTSA ACTION NUMBER: EA07016. *TR
- NHTSA ID
- 10217086
- Incident
- Jan 28, 2008
- Mileage
- 30,000 mi
RIGHT FRONT DISC BRAKE OVERHEATED AND CAUSED OIL SEAL FAILURE RESULTING IN CONTAMINATION OF DISC BRAKE LINING CONTAMINATION AND REDUCED BRAKE EFFECTIVENESS. *TR
- NHTSA ID
- 10216819
- Incident
- Jan 18, 2008
- Mileage
- 17,600 mi
THIS IS A BRAKE FAILURE ON ,MY 2004 ALLEGRO MOTORHOME BUILT ON A W-20 CHASSIS MANUFACTURED BY WORKJORSE CUSTOM CHASSIS. ON THE DATE IN QUESTION, THE RIGHT REAR BRAKE LOCKED UP AND OVERHEATED. THE LEFT REAR BRAKE OVERHEATED. THESE ACTIONS CAUSED REPLACEMENT OF THE RIGHT REAR CALIPER, ROTER, SEALS AND SLIDE PINS. THE CALIPER AND SLIDE PINS WERE REPLACED ON THE LEFT REAR BRAKE. THE CALIPERS AND SLIDE ON BOTH FRONT BRAKES WERE REPLACED DUE TO OVERHEATING. OLD PARTS ARE AVAILABLE FOR INSPECTION. THE WORK WAS PERFORMED AT AN AUTHORIZED WORKHORSE SERVICE CENTER AND THE COAST CAN BE PROVIDED UPON REQUEST
- NHTSA ID
- 10202938
- Incident
- Aug 20, 2007
- Mileage
- 20,100 mi
DRIVING RV NORMALLY ABOUT 40 MPH WHEN REQUIRED TO STOP. BRAKE PEDAL WENT TO THE FLOOR. PUMPED VIGOROUSLY AND GOT A SMALL AMOUNT OF PEDAL. WHEN UNIT COOLED, WAS ABLE TO DRIVE SLOWLY FOR REPAIR. LEFT REAR ROTOR WAS SCORED AND THE CALIPER WAS STICKING, CAUSING THE BRAKE FLUID TO BOIL. *JB UPDATED 12/12/07 *BF UPDATED 12/12/07 *TR
- NHTSA ID
- 10201868
- Incident
- Sep 19, 2006
- Mileage
- 10,506 mi
Compare model years
Complaint and recall counts across every year of this model
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers. Older model years have had longer for reports to accumulate.