1999 gmc Sierra 5.3 hypertech

By Goldensierra
August 9, 2016 in 1999-2013 Silverado 1500 & Sierra 1500

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Goldensierra

Posted August 9, 2016

So a guy on Craigslist offered to sell me a used hypertech power programmer 3 for 75 dollars, he's willing to let me plug it in and make sure it works too, you guys are more knowledgable than I am, do you think that's a good deal?

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