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mean green machine
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123 Posts
Discussion Starter #1
do you guys think a dealer could recalibrate my speedo after 3.08 to 4.10 in my 2000 S10. 4l60e 4.3. if so how much
 

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zippy
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733 Posts
dealer can't, no. they can only change to what would be an optional gear. you're going to need something from like pcmforless, hypertech, bill mach, ed wright, etc.
 
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