k1500 computer reprogram for bigger tires?
CF Junior Member
Joined: Oct 2010
Posts: 42
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http://www.transmissioncenter.org/GM...eter_Gears.htm i just came up with this on a Google search should get you on the right track.
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bigohagen
Silverado, Sierra & Fullsize Pick-ups
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Apr 21, 2008 7:49 AM
