1999 Pontiac Montana NOT CHARGING

1999 PONTIAC MONTANA
155,555 MILES • 6 CYL • 2WD • AUTOMATIC
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STANLEYTREES
  • MEMBER
  • 1 POST
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
Dec 24, 2007 at 4:31 PM
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MHPAUTOS
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
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)
Dec 25, 2007 at 5:38 AM
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