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1968 GMC Gmc Recalls

  1. Recall Description

    THE FAST IDLE CAM ON QUADRA-JET CARBURETORS CAN CRACK AND ULTIMATELY BREAK APART. IF THIS OCCURS AND PARTS FALL INTO THE THROTTLE LINKAGE, IT COULD CAUSE THE THROTTLE TO STICK IN A PARTIALLY OPEN POSITION.

    Possible Effects

    UNEXPECTED LOSS OF THROTTLE CONTROL MAY RESULT IN ANACCIDENT.

    Action

    INSTALL A NEW IMPROVED FAST IDLE CAM.

    Notes

    SYSTEM: FUEL; CARBURETOR.VEHICLE DESCRIPTION: PASSENGER CARS.

    Recall Manufacture Dates

    -

    Vehicles Affected

    2966979

  2. Recall Description

    Possible Effects

    Action

    Notes

    GMC CAMPAIGN NO C-73-C-1.VARIOUS MODELS INTERCITY, TRANSIT AND SUBURBANCOACHES.POSSIBILITY THAT THE BOLT INSTALLED IN THE POWER STEERING BOOSTERPISTON ROD SOCKET CLAMP WAS OF INSUFFICIENT STRENGTH TO PROVIDE ADEQUATECLAMPING.ALSO, THE ANCHOR BRACKET SECURING THE POWER STEERING BOOSTERCYLINDER MAY NOT CONFORM TO MATERIAL SPECIFICATIONS.IF THESE CONDITIONSEXISTS IT COULD RESULT IN BREAKAGE OF THE BRACKET OR SEPARATION OF THE PISTONROD FROM THE SOCKET AND EITHER COULD RESULT IN LOSS OF VEHICLE CONTROL.(CORRECT BY INSPECTING AND REPLACING BOLTS AND ANCHOR BRACKET WHERE NECESSARY).MODEL DOMSTART DOMEND PD4106 1963 NOV 1965 MAY.PD4107 1965 NOV 1969 MAY.PD4108 1970 FEB 1971 AUG.P8M4108A 1972 MAY 1972 JUN.P8M4108A 1972 DEC 1973FEB.PD4903 1968 MAR 1969 MAY.PD4905 1969 DEC 1971 JUL.P8M4905A 1971 DEC1972 MAY.P8M4905A 1972 DEC 1973 MAY.TDH4519 TDH5303 TDH5304 TDM4519 TDM5303TDM5304 T6H4521 T6H4521A T6H4523(A) T6H5305 T6H5305A T6H5306 T6H5306AT6H5307(A) T6H5308(A) T6M5305A T6M5306 T6M5306A T8H5305 T8H5305A T8H5306T8H5306A T8H5307(A) T8H5308(A) SDH4502 SDH5302 SDM4502 SDM5302 S6H4503 S6H4503AS6H4504A S6M4503 S6M4503A S6M4504A S8H5303A S8H5304A S8M5303A S8M5304A

    Recall Manufacture Dates

    1963-04-01 - 1973-04-01

    Vehicles Affected

    3915

  3. Recall Description

    Possible Effects

    Action

    Notes

    GMC CAMPAIGN NO C-69-C-1.ALL COACHES ASSEMBLED AFTER APRIL 1963, EXCEPTTDH/TGH 3501 AND 3502.COACH EQUIPPED W/POWER STEERING.POSSIBILITY THATBOOSTER CONTROL BALL STUD HOUSING ON POWER STEERING-EQUIPPED COACHES COULDDEVELOP FATIGUE CRACKS AFTER EXTENDED USE AND MILEAGE.IF CONDITION DEVELOPSCOULD RESULT IN COMPLETE BALL STUD HOUSING FAILURE AND LOSS OF STEERINGCONTROL.THIS IS FOLLOW-UP AND ADDITION TO CAMPAIGN 68-0020, INITIATED3-11-68.(CORRECT BY INSPECTING AND REPLACING PRESENT HOUSING WITH ONE OF NEWFORGING DESIGN, WHERE NECESSARY.)

    Recall Manufacture Dates

    1963-05-01 - 1969-12-01

    Vehicles Affected

    2459

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