HI I HAVE A 350 AND I HAVE A NEW ALTERNATOR AND BATTERY BUT EVERY TIME I GIVE IT GAS THE ALT. LIGHT COMES ONE AND MY GAGE DROPS IN NEG. CAN SOMEONE PLEASE HELP ME
sounds like a grounding problem check your grounds
check the voltage regulator. I think its an external regulator located on the firewall. If its faulty, that could be your problem.
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