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Thread: 93 prom chip help

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  1. #1
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    Question 93 prom chip help

    i have a 93 gmc sierra c1500 ext cab it came with a 305 a 4l60e and the 3.08 gears. i want to put a 350 in it. i need to know which prom chip to use. i know the 93 uses the 16168625 computer. i seen two prom chips on ebay one is the bdjy and the other is bhaw. i dont know which one is for my truck. does any one know what trucks these are for or which one i need if there are any other ones i dont know about thanks

  2. #2
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    Nov 2011
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    Kentucky
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    Re: 93 prom chip help

    my 93 chevy k1500 has the 16168625 with a BDJY PROM

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