2004 Workhorse W22 Recalls
NHTSA lists 2 recall campaigns for the 2004 Workhorse W22. A recall applies only to vehicles built within the affected range, so check your own VIN at nhtsa.gov/recalls. Repairs for recalls are free at a franchised dealer.
- Service brakes, hydraulicCovers: Workhorse W22 2001–2008, Tiffin Allegro BAY 2001–2009, Forest River Georgetown 2000–2006, 2008 +7 more
Reported issue: 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…
Possible consequence: 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.
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.
- Engine and engine coolingCovers: Workhorse W22 2004–2006, W24 2004–2006, P32 2004–2006 +2 more
Reported issue: 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.
Possible consequence: In the presence of an ignition source, a fire could result.
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.
← All problems reported for the 2004 Workhorse W22
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.