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1999 Pontiac Montana NOT CHARGING

Tiny
STANLEYTREES
  • MEMBER
  • 1999 PONTIAC MONTANA
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 155,555 MILES
I HAVE REPLACED THE BATTERY AND THE ALTERNATOR, AND IS STILL NOT CHARGING THIS IS THE THIRD ALTERNATOR I'VE PUT IN THIS VAN, WHAT DO I HAVE TO LOOK FOR, FRIENDS VAN- HE SAID HE TOOK TO A MECH, AND THEY REPLACED SOMETHING IN THE BRAIN BOX WITHIN THE AIR FILTER BOX, EIC OR SOMETHING TO THAT NATURE
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Monday, December 24th, 2007 AT 4:31 PM

1 Reply

Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
Check the alternator charge rate at the main terminal at the alternator, you will want approx 13.4 to 14.5 Volts, If not, the alternator and /or the voltage regulator is faulty. Start there.

Mark (mhpautos)
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Tuesday, December 25th, 2007 AT 5:38 AM

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