Vehicle recall 04V594000 · December 20, 2004
Autocar WX, Wxll and 1 more model
On certain trucks, the air suspension height control valve may not be installed correctly.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- On certain trucks, the air suspension height control valve may not be installed correctly.
- Consequence
- In the event of a suspension air bag failure or rupture of the air line, there could be a loss of air pressure in the 'b' system air reservoir that supplies air pressure for the front steer axle brakes. This condition would increase stopping distance of the vehicle and under certain conditions could result in a crash.
- Remedy
- Dealers will inspect and install a pressure protection valve if necessary. The recall began January 4 2005. Owners should contact autocar at 1-877-973-3486.
- Notes
- Autocar recall no. A-0404.CUSTOMERS can also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Recall details
- NHTSA campaign
- 04V594000
- Reported to NHTSA
- December 20, 2004
- Filed by
- AUTOCAR, LLC
- Manufacturer campaign
- A-0404
- Owner notification
- January 4, 2005
- Vehicles potentially affected
- 20
- Initiated by
- the manufacturer
- Components
- Suspension › Front › Springs › Air suspension › Lines and fittings
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Autocar WX (2004): 2004
- Autocar Wxll (2004): 2004
- Autocar WXR (2004): 2004
Has your Autocar been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Autocar dealer can also check your VIN. Recall repairs are free.