Vehicle recall 89V209000 · November 29, 1989

Marmon Chdt Series and HDT Series

Non-dot "push-on" type hoses were used in certain accessory non-brake air systems, without isolation of that system by a check valve, pressure protection valve, or other means of…

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

Summary: Non-dot "push-on" type hoses were used in certain accessory non-brake air systems, without isolation of that system by a check valve, pressure protection valve, or other means of system separation.
Consequence: Trucks do not comply with FMVSS 106; there could be anunchecked loss of air pressure in the brakes that could result in the loss ofservice brakes and truck control.
Remedy: Install pressure protection valve(s) in the air system to isolate all accessory air lines from the brake system.
Notes: System: air brake hoses / FMVSS 106VEHICLE description: comventional and coe trucks.

Recall details

NHTSA campaign: 89V209000
Reported to NHTSA: November 29, 1989
Filed by: MARMON MOTOR COMPANY
Owner notification: December 28, 1989
Vehicles potentially affected: 3,970
Initiated by: the manufacturer
Components: Service brakes, hydraulic › Foundation components › Hoses, lines/piping, and fittings

Recall 89V209000 on nhtsa.gov, with the manufacturer’s documents

Vehicles covered

As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.

Marmon Chdt Series (1974-1989): 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, 1975, 1974
Marmon HDT Series (1974-1989): 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, 1975, 1974

Has your Marmon been repaired?

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