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Iceburgh · 04-07-2015, 02:10 PM

If you get a speedo that uses GPS they work with anything....simply needs 12v switched power. No hook up required to the PCM

04-07-2015, 02:10 PM	#6
Iceburgh Registered User Join Date: Jan 2014 Location: New Bloomfield pa. Posts: 644	Re: ls1 swap which speedo / tachometer ?? If you get a speedo that uses GPS they work with anything....simply needs 12v switched power. No hook up required to the PCM __________________ 1953 suburban build http://67-72chevytrucks.com/vboard/s...d.php?t=621331