07-26-2009, 02:52 pm
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| Corvette Enthusiast Join Date: Jul 2009 Posts: 6
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|  Rich
I have a 91 Corvette and my Tachometer is reading about twice the actual RPM that it is running. How do I fix that. It is not the ZR1 but a basic 350 | ||||||||||||||||||||
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07-28-2009, 06:26 pm
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| GM World Class Certified Technician  Join Date: Nov 2006 Location: New Haven Ct Posts: 5,141
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HI there, You would have to check the actual data being fed into the speedo. This is done with a Tech 2. Allthebest, c4c5 | ||||||||||||||||||||
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| The Following User Says Thank You to c4c5specialist For This Useful Post: | randrews54 (07-29-2009) |
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