C7: SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE

Go Back To 1983 GENERAL MOTORS CORP. Directory

NHTSA Campaign Number:	84V120000
Vehicle/Equipment Make:	GMC
Vehicle/Equipment Model:	C7
Model Year:	1983
Manufacturer Campaign Number:
Manufacturer Component Description:	SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE
Manufacturers Involved in Recall:	GENERAL MOTORS CORP.
Manufacturered:	19821201 - 19830801
Type of Report:	V (Vehicle, Equipment or Tire)
Potential Number of Units Affected:	3948
Date Owner Notified By Manufacturer:	19841017
Recall Initiated By:	19841017
Manufacturer Responsible For Recall:	GENERAL MOTORS CORP.
Report Received Date:	19841002
Record Creation Date:	19841113
Regulation Part Number:
Federal Motor Vehicle Safety Standard Number:
Defect Summary:	THE DUAL AIR RESERVOIRS OF SOME TRUCKS WERE EQUIPPED WITH CARBON STEEL SPRINGS INSTEAD OF STAINLESS STEEL SPRINGS, AS INTENDED. THE CARBON STEEL SPRING IS MORE SUSCEPTIBLE TO RUSTING THAN THE STAINLESS STEEL SPRING. THIS RUSTING COULD CAUSE THE CHECK VALVE TO FAIL, CAUSING TOTAL LOSS OF FRONT AND REAR BRAKES.
Consequence Summary:
Corrective Summary:	THE AIR TANK WILL BE INSPECTED AND, IF NECESSARY, THE AIR VALVE WILL BE REPLACED WITH ONE CONTAINING A STAINLESS STEEL SPRING.

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