Vehicle recall 90V079000 · April 24, 1990
Marmon 57L, 57P and 1 more model
Low air warning pressure switch may not activate the warning signal until pressure has dropped to 55 PSI, rather than at the required 60 PSI.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Low air warning pressure switch may not activate the warning signal until pressure has dropped to 55 PSI, rather than at the required 60 PSI.
- Consequence
- Driver would not receive proper warning of low air pressure in air brake system and this condition could result in a vehicle crash; also, vehicle would not comply with FMVSS 121.
- Remedy
- Replace inappropriate air warning pressure switches.
- Notes
- System: air brakes; low air pressure warning switch - FMVSS 121.VEHICLE description: class 8 trucks and truck tractors.
Recall details
- NHTSA campaign
- 90V079000
- Reported to NHTSA
- April 24, 1990
- Filed by
- MARMON MOTOR COMPANY
- Owner notification
- May 8, 1990
- Vehicles potentially affected
- 315
- Initiated by
- NHTSA’s Office of Vehicle Safety Compliance
- Components
- Service brakes, air › Antilock › ABS warning light
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Marmon 57L (1988-1990): 1990, 1989, 1988
- Marmon 57P (1988-1990): 1990, 1989, 1988
- Marmon 86P (1988-1990): 1990, 1989, 1988
Has your Marmon 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 Marmon dealer can also check your VIN. Recall repairs are free.