tach going crazy
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Joined: Dec 2009
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tach going crazy
i have an 86 iroc and the tach is being really wierd it doesnt work at all wen started but wen the ignition is turned to the on position the needle moves higher and higher as more power is drawn from the battery... please help me!!!!!!!!!!!!!
Senior Member
Joined: Mar 2006
Posts: 926
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From: CALI
Car: 85' Trans Am !best car ever!
Engine: 305tpi 215hp LB9 two bolt,
Transmission: th-700r4
Axle/Gears: stock (3.27)
Re: tach going crazy
try unplugging your tach, your tach is controlled by the ignition coil. maybe its the coil, couldnt hurt to test it
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