Brakes:air systems:air supply:check valve
Defect Summary
The check valve, located on the inlet side of the primary and secondary air tanks may crack in the female fitting area and cause a slow loss of air. A leaking valve will reduce air pressure and partial or complete loss of brakes on those axles that depend upon that part of the system could occur.
Corrective Action
The dealer will inspect and, if necessary, install new air check valves.
Similar Recalls
Other recalls from Freightliner Llc or involving Service Brakes, Air.
FAQ: Recall 78V146000
Your rights, the repair process, and what each field on this page means.
What is recall 78V146000?
NHTSA recall 78V146000 was issued by Freightliner Llc on June 21, 1978. It addresses: Brakes:air systems:air supply:check valve. The recall affects approximately 65 vehicles, with the defect involving the Service Brakes, Air component.
How do I get this recall repaired?
Contact any authorized Freightliner Llc dealer and reference NHTSA recall ID 78V146000 or the manufacturer campaign number NR (Not Reported). 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.