| Make : MACK | Model : CH | Year : 1989 |
| Build Dates : 19881101 - 19891001 | ||
| NHTSA Campaign ID Number : 89V178000 | ||
| Date Owners Notified: 19891110 | Date Received by ODI: 19891023 | Date Added to Database: 19891031 |
| Manufacturer(s) Involved: MACK TRUCKS, INCORPORATED | ||
| Manufacturer(s) Responsible for the Recall: MACK TRUCKS, INC | ||
| Manufacturer Campaign Number: | ||
| Component: SERVICE BRAKES, AIR:CONTROLS:FOOT CONTROL | ||
| Potential Number of Units Affected: 3652 | ||
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Summary of the Safety Concern:
INTERNAL COMPONENTS OF THE E-12 DUAL CIRCUIT AIR BRAKE VALVES MAY BE MISASSEMBLED SO THAT ONE OF THE TAPERED SNAP RINGS IS UPSIDE DOWN. |
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Consequence:
THE SNAP RING CAN COME OUT CAUSING THE VALVE TOMALFUNCTION AND APPLY THE TRUCK'S BRAKE SYSTEM WITHOUT WARNING; THIS COULDRESULT IN LOSS OF CONTROL AND A CRASH. |
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Remedy:
REPLACE MISASSEMBLED VALVES. |
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| Report Initiator: MFR | Vehicles Report | |
| Regulation Part Number: | Federal Motor Vehicle Safety Standard Number: | |
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Notes:
CUSTOMERS CAN ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION S AUTO SAFETY HOTLINE AT 1-888-DASH-2-DOT (1-888-327-4236). |
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