Complaints by model year
Each bar is one model year. The most recent years are still collecting complaints.
NHTSA ODI complaints (public domain) · updated 23 Oct 2026
Year by year
| Model year | Complaints | Recalls |
|---|---|---|
| 2008 | 0 | 1 |
| 2007 | 0 | 1 |
| 2006 | 3 | 2 |
| 2005 | 3 | 2 |
| 2004 W20 | 7 | 2 |
| 2003 W20 | 11 | 1 |
| 2002 W20 | 6 | 2 |
| 2001 | 2 | 3 |
| 2000 | 1 | 1 |
A model year gets its own page when it has enough data for at least three sections
Most common problems
- Service brakes, hydraulic27
- Parking brake2
- Electrical system2
- Wheels1
- Visibility1
- Steering1
- Service brakes, air1
NHTSA ODI complaints, all model years
Recalls
5 campaigns cover the W20.
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.
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.
CERTAIN CHASSIS MAY HAVE BEEN EQUIPPED WITH INCORRECT STEERING INTERMEDIATE SHAFTS. THE SPLINE CAN STRIP WHILE THE STEERING WHEEL IS BEING TURNED.
ON CERTAIN MOTORHOME CHASSIS EQUIPPED WITH BOSCH ZOPS, THE PADS CAN DRAG ON THE ROTOR SURFACE DUE TO THE PIN SLIDE.
VEHICLE DESCRIPTION: MOTOR HOME AND COMMERCIAL CHASSIS. THE REAR AXLE U-BOLTS MAY NOT BE TIGHTENED CORRECTLY DUE TO RANDOM FAILURE OF PRODUCTION TOOLING IN THE SPECIFIED TIME SPAN.
NHTSA recalls