Autocar/air suspension height control valve
Defect Summary
On certain trucks, the air suspension height control valve may not be installed correctly.
Safety 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.
Corrective Action
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.
Similar Recalls
Other recalls from Autocar, Llc or involving Suspension.
FAQ: Recall 04V594000
Your rights, the repair process, and what each field on this page means.
What is recall 04V594000?
NHTSA recall 04V594000 was issued by Autocar, Llc on December 20, 2004. It addresses: Autocar/air suspension height control valve. The recall affects approximately 20 vehicles, with the defect involving the Suspension component.
How do I get this recall repaired?
Contact any authorized Autocar, Llc dealer and reference NHTSA recall ID 04V594000 or the manufacturer campaign number A-0404. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.