1979 MACK U SERIES RECALL - #80V052000
RECALL FOR PARKING BRAKE : DRIVELINE : AIR
ON CERTAIN VEHICLES, THE KNOB THAT OPERATES THE TRACTOR PARK VALVE MAY BREAK OFF, RENDERING THE VALVE INOPERABLE.
Information provided by the National Highway Traffic Safety Administration.
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| Vehicle |
1979 MACK U SERIES |
|
| Manufacturer |
MACK TRUCKS, INCORPORATED |
| Manufactured between |
7/1/1979 - 1/1/1980 |
| Recalled on |
7/18/1980 |
| Influenced by |
MACK TRUCKS, INCORPORATED |
| Owners Notified on |
10/20/1980 |
| # Affected |
9,666 |
| Recalled for |
PARKING BRAKE:DRIVELINE:AIR |
|
|
| Description |
ON CERTAIN VEHICLES, THE KNOB THAT OPERATES THE TRACTOR PARK VALVE MAY BREAK OFF, RENDERING THE VALVE INOPERABLE. |
| Consequences |
|
| Corrective action |
DEFECTIVE KNOBS WILL BE REPLACED WITH AN IMPROVED TYPE, WITHOUT CHARGE TO OWNER. |
| Notes |
VEHICLE DESCRIPTION: TRUCKS.SYSTEM: SERVICE BRAKES; TRACTOR PARK VALVE CONTROL KNOB.CONSEQUENCES OF DEFECT: THE PURPOSE OF THE TRACTOR PARK VALVE IS TO ALLOW THEDRIVER TO APPLY THE TRACTOR SPRING EMERGENCY/PARKING BRAKE INDEPENDENTLY OF THETRAILER EMERGENCY PARKING BRAKES. IF THE KNOB IS BROKEN, THE TRACTOR PARKINGBRAKES CANNOT BE APPLIED. IF PARKED ON AN INCLINE AND LEFT UNATTENDED, VEHICLECOULD ROLL FREE AND CAUSE ACCIDENT AND INJURY. |
| See also |
1979 MACK U SERIES Recall for STEERING, GEAR BOX (OTHER THAN RACK AND PINION)
1979 MACK U SERIES Recall for SERVICE BRAKES, AIR, CONTROLS, HAND CONTROL/VALVE
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