Technician Talk

About my f150 alt it started to malfunctioning

  • My battery lite comes on and my Windows don't go down and my a.c. does not work if that not all I have no manual for it and the battery is new please help me by the way my name is andy

  • Hi Andy, it does sound like something in the electrical system, such as the alternator not charging, or a bad connection at the battery.

    We have a lot of good diagnostics for electrical troubleshooting. To subscribe to the information, enter the year, make, and model of your truck at ChiltonDIY.com