GMC B6P042 1983: SERVICE BRAKES, AIR:DRUM:CHAMBER
| Make : GMC | Model : B6P042 | Year : 1983 |
| Build Dates : 1982-10-01 - 1987-06-01 | ||
| NHTSA CAMPAIGN ID Number : 87V121000 | ||
| Date Owner's Notified: 1987-08-06 | Date Received by ODI: 1987-08-03 | Date Added to Database: 1987-08-07 |
| Manufacturers Involved: GENERAL MOTORS CORP. | ||
| Manufacturer's Responsible for the Recall: GENERAL MOTORS CORP. | ||
| Manufacturer Campaign Number: | ||
| Component: SERVICE BRAKES, AIR:DRUM:CHAMBER | ||
| Potential Number Of Units Affected : 7870 | ||
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Summary:
SEVERE BRAKE CHATTER MAY CAUSE THE BRAKE CHAMBER MOUNTING BRACKETS ON EITHER SIDE TO DEVELOP CRACKS IN THE WELD AREA WHERE THE S CAM SHAFT TUBE ATTACHES TO THE CHAMBER SUPPORT SECTION. |
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Consequence:
BRACKETS CAN BREAK, RESULTING IN LOSS OF BRAKING ABILITYAT THAT FRONT WHEEL, AND POSSIBLY RESTRICTED STEERING, WHICH COULD LEAD TO AVEHICLE CRASH WITHOUT PRIOR WARNING. |
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Remedy:
AS NECESSARY, INSTALL NEW REINFORCED FRONT BRAKE CHAMBER MOUNTING BRACKETS AND INSTALL A FRONT BRAKE LIMITING VALVE ON VEHICLES WITHOUT ONE. |
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| Report Initiator: MFR | V Report | |
| Regulation Part Number: | Federal Motor Vehicle Safety Standard Number: | |
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Notes:
SYSTEM: BRAKESVEHICLE DESCRIPTION: SCHOOL BUSES EQUIPPED WITH 7,500 LB. FRONT AXLE AND MEDIUMDUTY TRUCKS EQUIPPED WITH A 7,000 LB. FRONT AXLE. |
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