The battery light may illuminate on the instrument panel because the alternator wire harness connector is damaged. A new connector kit is available and should be installed to correct this concern.
Average mileage: 75,666 (7,000–165,000)
8 people reported this problem
I have a 2004 F150 my battery light n it also says check power system. Now I changed alternator still I had the problem then I got a optima battery. My radio started going on and off and dashpanel shut down then comes back on. So now I'm going to try the alternator harness connector n wires. Casuse its sayin check power system. So please someone let me know is this the problem?