you have to keep your pen near something hot....
SHAVE IT ALL OFF!!!!!! Gell it, spike it, put a hat over it! :)
If you need to ask the question, then the answer is "You take it to someone who knows something about electronics and pay them to fix it." There are so many potential things that could be wrong with an amplifier that we can't possibly give you an exhaustive list of "how to fix" it.
Rob Gell was born in 1952.
William Gell died in 1836.
William Gell was born in 1777.
Alfred Gell was born in 1945.
Alfred Gell died in 1997.
Frederick Gell was born in 1820.
Frederick Gell died in 1902.
Frank Gell died in 2008.
either replace the sending unit or the dash gauge, that is if there is electricity getting to the sending unit.
lie-nin-coo-gell with a hard g in gell