Brakes:hydraulic:differential:proportional valve
Defect Summary
Trucks will experience reduced braking at low brake application pressures when operating in the bobtail mode.
Safety Consequence
Reduced braking creates the potential for an accident.
Corrective Action
Replace front axle ratio valves with standard valving that does not reduce application pressure.
Similar Recalls
Other recalls from Freightliner Llc or involving Service Brakes, Hydraulic.
FAQ: Recall 89V129000
Your rights, the repair process, and what each field on this page means.
What is recall 89V129000?
NHTSA recall 89V129000 was issued by Freightliner Llc on August 7, 1989. It addresses: Brakes:hydraulic:differential:proportional valve. The recall affects approximately 41 vehicles, with the defect involving the Service Brakes, Hydraulic component.
How do I get this recall repaired?
Contact any authorized Freightliner Llc dealer and reference NHTSA recall ID 89V129000 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.