tachometer?

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i have a aftermarket tachometer and the needle just recently started jumping a few hundred rpms does any body know why this is happening and how i can fix this

2007-03-04 16:23:57 · 3 answers · asked by Steve R 2 in Cars & Transportation ➔ Maintenance & Repairs

3 answers

might be your timeing belt or brokeing Vac Line

2007-03-05 16:45:27 · answer #1 · answered by davedebo198305 4 · 0⤊ 0⤋

Check all your connections to the tacho and the coil also any earth wires which feed the tacho as well as the supply

2007-03-04 16:32:11 · answer #2 · answered by Anonymous · 0⤊ 0⤋

double check your connections on everything especially the signal from distributor or coil

2007-03-04 16:28:12 · answer #3 · answered by red77chevy350 4 · 0⤊ 0⤋