Can a dealership calibrate my speedometer???
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Can a dealership calibrate my speedometer???
I was just wondering if a dealership could program my pcm for 4.30 gear ratio that I had installed.....or is it just speed shops??? Dealership is 2 min. away & Rev Xtreme is 1hr away, and I don't have the $$$ for a hand held....any helpful suggestions are welcomed, thanx fellas
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Damn, looks like i gotta drive to Rev xtreme......Unless, if there are any local tech residents willin to make a quick $50 to program my gear ratio....I have a 1998 pcm though.......if not, thanx anyhow
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i'm a tech at a dealer, ther eis no way that i know of that we can recali you speedo other then calling GM and having them change the software for the pcm and then we can update the PCM with the tech 2
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How much will it cost me???
Originally Posted by phoenix
i'm a tech at a dealer, ther eis no way that i know of that we can recali you speedo other then calling GM and having them change the software for the pcm and then we can update the PCM with the tech 2