The 2007 Workhorse W22 has 1 NHTSA recall campaign affecting an estimated 48,876 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 6 complaints with NHTSA, most often about the service brakes, hydraulic. Last updated July 5, 2026.
Recall campaigns
SERVICE BRAKES, HYDRAULIC09V1100002009-04-0348,876 affected
Defect
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…
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.
Complaints by component
SERVICE BRAKES, HYDRAULIC
3
SERVICE BRAKES
1
TIRES:VALVE
1
VISIBILITY
1
Total complaints6
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The contact owns a 2007 workhorse w22. The contact stated that while driving at an undisclosed speed, the driver's and passenger's window panels fogged up, causing the contact to not be able to see the roadway. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The…”
“Letter from senator schumer on behalf of constituent re 2008 tiffin allegro open road safety defect issues. *smd 2007 workhorse w22. The consumer stated the right front tire had a slow leak. The rv was taken to the dealer, and had the valve stem replaced. When remounting the wheel, the mechanic…”
“Letter from senator schumer on behalf of constituent re 2008 tiffin allegro open road safety defect issues. *smd 2007 workhorse w22. The consumer stated the right front tire had a slow leak. The rv was taken to the dealer, and had the valve stem replaced. When remounting the wheel, the mechanic…”
“Tl* the contact owns a 2007 workhorse chassis w22 equipped on a 2008 fleetwood pace arrow rv. The contact was driving approximately 60 mph with the cruise control activated when the vehicle came to a complete stop, but the engine did not stall. The failure recurred seven times. The vehicle was…”
“2007 fleetwood bounder 32w on a 2007 workhorse w22 chassis had brake failure. *nj the consumer stated the rear calipers apparently dragged which caused excessive heat and loss of effective braking. After the consumer returned home, he received two warnings on the dash which said brake failure and…”
“Tl*the contact owns a 2005 winnabego adventurer rv. The vehicle was equipped with a workhorse chassis w22. The contact received a recall notification letter regarding the workhorse chassis under nhtsa campaign id number 09v110000 (service brakes, hydraulic). However, the repair part was…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2007 Workhorse W22 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.