Steering: hydraulic power assist system (GMC)
Vehicle recall 73V-169. NHTSA received GENERAL MOTORS CORP.’s report on Aug 15, 1973.
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The short answer
NHTSA received GENERAL MOTORS CORP.’s report on Aug 15, 1973. Copied from NHTSA on Oct 28, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
The notice gives no hazard in a field of its own.
NHTSA, Recalls flat file before 2010. Released Oct 28, 2026. Updated daily.
- NHTSA’s part: Steering: hydraulic power assist system.
What should you do?
The notice gives no remedy in a field of its own.
NHTSA, Recalls flat file before 2010. Released Oct 28, 2026. Updated daily.
- How to reach the firm: 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
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 3,915 vehicles potentially involved, across everything this recall names.
NHTSA, Recalls flat file before 2010. Released Oct 28, 2026. Updated daily.
- GMC GMCand 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and 1973, before the model years listed here
Who is recalling it?
- Made by GENERAL MOTORS CORP..
NHTSA, Recalls flat file before 2010. Released Oct 28, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- This recall names only model years before 2015, which have no pages here. Your VIN, at NHTSA, says which recalls are open on a vehicle.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file before 2010 (FLAT_RCL_PRE_2010).
Released Oct 28, 2026 and checked Oct 28, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 28, 2026.