my mitsubishi gt300 battery will not hold a charge....battery is new altenator is new

Asked by Jul 22, 2017 at 07:26 PM about the 1993 Mitsubishi 3000GT 2 Dr SL Hatchback

Question type: Maintenance & Repair

alternator is 6months old.  I put a new battery in but it is weak or dead every
day.  Am I missing something

2 Answers

990

Parasitic drain. Look it up on YouTube. You have a circuit pulling more than 50 milliamperes which is draining your battery overnight. There are many videos on YouTube about how to find and fix. There are also videos on how to test alternator. I would do that also.

1 of 1 people found this helpful.
145

My guess either bad grounds or possible alt is bad

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