1990 battend drains overnight

Asked by Guru5ZKVQ Jan 21, 2018 at 09:13 AM about the 1990 Chevrolet C/K 1500 Extended Cab LB RWD

Question type: Maintenance & Repair

Starts with a jump  and will keep staring on its own after it is ran.battery is
new.after 5 or 6 hrs.after it ran crankin power is less and less

2 Answers
34,310

charles answered 6 years ago

sounds like you have a draw on that circuit.

1 people found this helpful.
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101,685

KenF answered 6 years ago

Have the charging circuit tested, most auto parts stores will do this for free. This will confirm if you have a good alternator. If you still have a problem then look for a parasitic drain.

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