The defect
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.
The risk
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.
The remedy
INSTALL PRESSURE PROTECTION VALVE(S) IN THE AIR SYSTEM TO ISOLATE ALL ACCESSORY AIR LINES FROM THE BRAKE SYSTEM.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Marmon Chdt Series | 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989 |
| Marmon HDT Series | 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989 |
Components: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Marmon Chdt Series | 1981 | 0 | 1 |
| Marmon Chdt Series | 1982 | 0 | 1 |
| Marmon Chdt Series | 1983 | 0 | 1 |
| Marmon Chdt Series | 1984 | 0 | 1 |
| Marmon Chdt Series | 1985 | 0 | 1 |
| Marmon Chdt Series | 1986 | 0 | 1 |
| Marmon Chdt Series | 1987 | 0 | 1 |
| Marmon Chdt Series | 1988 | 0 | 1 |
| Marmon Chdt Series | 1989 | 0 | 1 |
| Marmon HDT Series | 1981 | 0 | 1 |
| Marmon HDT Series | 1982 | 0 | 1 |
| Marmon HDT Series | 1983 | 0 | 1 |
| Marmon HDT Series | 1984 | 0 | 1 |
| Marmon HDT Series | 1985 | 0 | 1 |
| Marmon HDT Series | 1986 | 0 | 1 |
| Marmon HDT Series | 1987 | 0 | 1 |
| Marmon HDT Series | 1988 | 0 | 1 |
| Marmon HDT Series | 1989 | 0 | 1 |
Other service brakes, hydraulic recalls in 1989
23 of the 234 recall campaigns reported to NHTSA in 1989 concerned the service brakes, hydraulic; MARMON MOTOR COMPANY filed 4 campaigns in all.
| 89V235000 26 Dec 1989 | JAGUAR ROVER TRIUMPH INC. |
| 89V227000 18 Dec 1989 | FREIGHTLINER CORP. |
| 89V224000 11 Dec 1989 | NAVISTAR INTL CORP. |
| 89V223000 11 Dec 1989 | FORD MOTOR COMPANY |
| 89V221000 8 Dec 1989 | VOLKSWAGEN OF AMERICA,INC |
| 89V213000 5 Dec 1989 | DAIHATSU AMERICA, INC. |
| 89V206000 21 Nov 1989 | SHELBY AUTOMOBILES, INC. |
| 89V202000 16 Nov 1989 | BLUE BIRD BODY COMPANY |
NHTSA recalls (public domain) · all recalls of 1989