1971 buick gs

Discussion in 'The Bench' started by ray morris, Jan 28, 2020.

  1. ray morris

    ray morris Well-Known Member

    I have a problem on my car the fan switch only operates on a couple of speeds can anyone help with this issue ???
     
  2. Robin Cook

    Robin Cook 70 GS350(455Tribute) 65 gran sport

    Good mornin!
    That would most likely be the blower resistor, located in the air book rhs under dash, 3 wire plug to it.
     
  3. ray morris

    ray morris Well-Known Member

    Can you still buy this part ???
     
  4. ray morris

    ray morris Well-Known Member

    Does anyone have a nos one for sale gm ???
     
  5. 70 GMuscle

    70 GMuscle Plan B

    Check the fan relay on the firewall. Mine was burnt up and the wiring to when we bought the 70 in 88.
     
  6. thepartsman

    thepartsman Back Ordered Again ?

    Resistor had 2 types in 1971.

    early had the last 3 digits of the part number on terminal side part #9791201
    late design had the letter "C" on the terminal side. part #487089
     
  7. Dr. Roger

    Dr. Roger Stock enthusiast

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