NAVISTAR IS RECALLING CERTAIN MODEL YEAR MY 2001-2008 WORKHORSE W20, W21 AND W22 CHASSIS AND CERTAIN MODEL YEAR 2009 THROUGH 2011 MONACO RV ADMIRAL, ARISTA, MONARCH, AND RIPTIDE RECREATIONAL VEHICLES EQUIPPED WITH AXLES THAT INCLUDE BOSCH ZOPS OR ZOHT PIN SLIDE HYDRAULIC DISC BRAKES. WHEN COMBINED WITH OCCASIONAL OR SEASONAL VEHICLE OPERATION MAY EXPERIENCE CALIPERS STICKING IN THE APPLIED POSITION. THIS CAN RESULT IN ABNORMAL HEAT GENERATION AT THE WHEEL END CAUSING BRAKE DRAG. THE DRIVER WOULD NORMALLY HAVE WARNING OF THE BRAKE DRAG IF UNDETECTED BY THE DRIVER.
Safety risk
THE TEMPERATURE INCREASE AT THE WHEEL END CAN EVENTUALLY LEAD TO SOFT PEDAL CONDITIONS DUE TO BRAKE FLUID BOIL, AND POSSIBLE EXTENDED STOPPING DISTANCE INCREASING THE RISK OF A CRASH.
Manufacturer remedy
WORKHORSE DEALERS WILL REPLACE ALL FOUR BOSCH BRAKE CALIPER ASSEMBLIES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON SEPTEMBER 16, 2010. OWNERS MAY CONTACT WORKHORSE AT 1-877-246-7731.
ON CERTAIN MOTOR HOME AND TRUCK CHASSIS EQUIPPED WITH GENERAL MOTORS 8.1L V8 ENGINES, IMPROPER HARDENING DURING THE HEAT TREATMENT PROCESS CAN CAUSE THE FUEL RAIL PULSE DAMPER RETAINER CLIP TO FRACTURE, RESULTING IN INADEQUATE RETENTION OF THE DAMPER. IF THE DAMPER BECOMES LOOSE, FUEL COULD BE PUMPED BY THE FUEL PUMP INTO THE UNDER HOOD AREA.
Safety risk
IN THE PRESENCE OF AN IGNITION SOURCE, A FIRE COULD RESULT.
Manufacturer remedy
DEALERS WILL REPLACE THE FUEL RAIL PULSE DAMPER RETAINER CLIPS ON THESE ENGINES FREE OF CHARGE. THE RECALL BEGAN ON SEPTEMBER 1, 2006. OWNERS MAY CONTACT WORKHORSE AT 877-294-6773.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
Component
Complaints
Median mileage
Service brakes, hydraulic
3
30,000 mi
Electrical system: instrument cluster/panel
1
—
Service brakes, hydraulic: antilock/traction control/electronic limited slip
1
17,600 mi
Service brakes, hydraulic: antilock/traction control/electronic limited slip: ABS warning light
1
17,600 mi
Service brakes, hydraulic: foundation components: disc: caliper
1
10,506 mi
Service brakes, hydraulic: foundation components: disc: rotor
1
10,506 mi
Service brakes, hydraulic: foundation components: drum: wheel cylinders
1
20,100 mi
Visibility
1
—
Wheels
1
10,920 mi
The 2003 model has roughly the same number of complaints as this one. The 2005 model has 4 times as many complaints as this one. These figures reflect raw complaint counts, not failure rates. Higher-selling model years naturally receive more complaints.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.