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Old 03-14-2010, 06:03 PM   #3
Jer4251
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Drives: 2013 ZL1, 2008 TBSS, 1990 IROC-Z
Join Date: Sep 2009
Location: Georgia
Posts: 1,157
in the older cars, it was just a resister in the dash sensor.
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2013 ZL1 Vert
1990 IROC-Z Vert
2000 Z28 coupe
2014 Sierra Denali
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