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dimmer switch sun tach install question

77Jimmy

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Atlanta, GA
I'm in the process of installing a Sun tach. When it came time to wire up the white wire from the tach in w/ the dimmer switch (so the lights in the tach would dim w/ the rest of the lights) I cut the light blue wire coming out the back of the dimmer and wired in the white wire w/ a splitter. <font color="red"> Did I get the right wire? </font color> That seems to be what Chilton's and Haynes were saying in their wiring diagrams.

Sorry, I couldn't test it b/c I have an aftermarket distributor (Delco Ramy) and I don't have the connector that goes it to it (on order from Napa).
 
When I hooked mine up I just spliced into the pos. wire that goes to the AC/Heater control light.
 
I always cheat, just hook it up to a switchable power sorce so it on when ever the vichile is on. It doesn't dim, but it's lit up.
 
On your fuse block there should be a terminal that is labled panel lights, just put a female spade terminal on the tach wire and plug it in.
 
Grab the factory radio harness. There is a wire on the dimmer circuit in it. That's where I have spliced on for both my tach and tranny temp gage light. I think it's brown. Put a test light to it and dim the lights would be the easy test to make sure you got the right one. There is also a switch power in the same harness.
 

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