Quote:
Originally Posted by Captain J
In old trucks, it maybe caused by bad ground at the sending unit or bad gauge, if you know basic electricity you can check, remove the the gauge and do a direct test to it, by hooking a ground & power from the battrey to the gauge and see if the needles move full deflection. If it moves and stay fully defected then gauge is ok, that tells you’ve bad ground at the sending unit, if it keep bouncing then bad gauge. I hope this help. Capt J.
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Yes this helps. Thank you very much.