I have a 99 ford f250 superduty, 5.4liter, 145,000 miles, standard. replaced the alternator now the battery wont hold a charge.
Nov 13, 2007 at 9:57 AM
Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
Advertisement
MIKE H R
AUTOMOTIVE REPAIR CONTRIBUTOR
3,094 POSTS
the internal voltage regulator could be bad. sometimes even new parts are defective. Take it to a automotive store and have them check the altinator.