Alternator not charging

Asked by GuruXB1ZF Oct 20, 2018 at 03:39 PM about the 1990 Mercury Grand Marquis

Question type: Maintenance & Repair

I have a 1990 grand marquis. Have replaced the
alternator and battery. Have continuity to
everything it needs. But it won't charge the
alternator. Am getting 11- 12 volts running and off.
Anything helps.

2 Answers
64,510

firebird338 answered 5 years ago

Check for burnt fuseable link wire going to alternator or check for blown alternator fuse

3 people found this helpful.
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GuruXQVW5 answered 5 years ago

This is a question for you guys I had switch from the 65amp 3 wire alt and i upgraded to a 100amp 2 wire alt and don't no how to wire it up bye the way it's a 1990 Mercury grand marquis and were is the voltage regulator located

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