prom

  1. T

    ECM trouble dtc 51 PROM error

    I recently purchased a 1988 Cheyenne K2500 4X4 and a couple of days ago the truck stalled while idling at a red light and the power seems low when accelerating. I got home and noticed the SES light came on so I checked for any codes and I got code 51 which says there an error with PROM. I...
  2. J

    5.7 tbi swap ecu chip

    I have a 1991 Chevy c1500, originally a 4.3tbi, however I recently swapped to to a 5.7tbi junkyard engine. So far I have got it running and everything seems to be working okay other than it smelling like it is running really rich. From other post I have read about this swap everyone recommends...
  3. H

    5.0 manual trans swap bin file

    Since the trans in my stock 1995 c1500 with a 5.0 (305) died on me this morning, I have decided it is time to finally put in a manual. for this, I've decided to just go with a nv3500, (the truck is completely stock and makes very little power so I'm not too worried about strength). I can't find...

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