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    Son's Fiero project update - the alternator debacle

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    • Green Truck
      Green Truck last edited by

      As I've posted before, my son bought an 85 Pontiac Fiero GT earlier this summer as a project/driver.

      1000002865.jpg

      He's made quite a bit of progress on it. He's taken it to the 40th Fiero celebration, done a few laps on the M1 Concourse track. Gotten a ticket for drag racing on Woodward Ave 🙄

      Parts availability on these is good, with some strong vendors. There is also a fairly strong forum that is filled with information. We've had one issue we couldn't figure out. The alternator on the car had the wrong pulley, so it was shredding belts and squealing. This seems like an easy thing to fix, but it wasn't. First I went to Rock Auto only to find that all of the listings tell you to reuse your pulley, meaning they wouldn't have the correct pulley either. Next stop was Ebay, where I wrote to about a dozen vendors with 85 Fiero V6 alternators listed asking if they indeed came off of a Fiero, and came with the pulley. One guys responded yes, and sent me an alternator from a much older car with a V belt style pulley.

      We ignored the problem for a while, and finally got serious about it a few weeks ago. After doing some searching, I posted to the Fiero Forum looking for parts section. One guy responded that he had an 85 GT with a blown engine, and he'd sell me the alternator for $50 shipped. I paid him immediately. A while later someone posted that If you get the Remy alternator from Rock Auto for an 88 V6, and the pigtail connector from one of the Fiero vendors, you can have a better alternator that has the correct pulley.

      So I'm now four alternators into this, and all four have different pulleys. The new one for the 88 is correct with 4 ribs. It's now on the car ( I won't bore you with the wrenching fun). It doesn't squeal, and the car runs better than it ever has.

      Have a great week Oppo.

      1995 K1500 Silverado | 1983 GMC Caballero | 1967 Pontiac GTO | 1958 Chevy Biscayne
      1969 Honda Trail 90 | 1972 Suzuki TS 185 | 1972 Suzuki TS 125 | 1973 Honda Trail 90

      theturbomrt MUSASHI66 HFV_Junkyardin jminer 4 Replies Last reply Reply Quote 21
      • theturbomrt
        theturbomrt @Green Truck last edited by theturbomrt

        @Green-Truck said in Son's Fiero project update - the alternator debacle:

        gotten a ticket for drag racing on Woodward Ave

        Good, then all is right in the world

        1 Reply Last reply Reply Quote 2
        • MUSASHI66
          MUSASHI66 @Green Truck last edited by

          @Green-Truck Makes you wonder how the old timers wrenched before internet. Those part counter guys with decades of knowledge in their heads were irreplaceable.

          2023 BMW X3 M40i | 2022 Toyota Tundra | 2019 FIAT Abarth 500 | Orbea Rise

          Green Truck 1 Reply Last reply Reply Quote 5
          • Green Truck
            Green Truck @MUSASHI66 last edited by

            @MUSASHI66 said in Son's Fiero project update - the alternator debacle:

            Those part counter guys with decades of knowledge in their heads were irreplaceable.

            Exactly

            1995 K1500 Silverado | 1983 GMC Caballero | 1967 Pontiac GTO | 1958 Chevy Biscayne
            1969 Honda Trail 90 | 1972 Suzuki TS 185 | 1972 Suzuki TS 125 | 1973 Honda Trail 90

            theturbomrt 1 Reply Last reply Reply Quote 1
            • theturbomrt
              theturbomrt @Green Truck last edited by

              @Green-Truck said in Son's Fiero project update - the alternator debacle:

              @MUSASHI66 said in Son's Fiero project update - the alternator debacle:

              Those part counter guys with decades of knowledge in their heads were irreplaceable.

              Exactly

              And now they ask you whether you have leather seats when you're there for spark plugs, because "that's what the computer is asking"

              1 Reply Last reply Reply Quote 3
              • HFV_Junkyardin
                HFV_Junkyardin @Green Truck last edited by

                @Green-Truck NICE

                (Speedy Speed Boy woa oh woa oh)
                (Speed Boy Speed Boy woa oh woa oh)

                1 Reply Last reply Reply Quote 1
                • jminer
                  jminer @Green Truck last edited by

                  @Green-Truck solid fix! Strange old cars have all sorts of random problems like this. It's an adventure to fixing them!

                  Former hoarder of motorcycles, recent CA transplant, nerd.

                  1 Reply Last reply Reply Quote 1
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