2000 Denali Electrical Problems

[ryanjames77]

what would be the problem in an electrical system where every time i try to put the windows down or turn the windshield wipers on i lose power to the windows ,wipers,and radio.this problem is happening on a daily basis and somtimes lasts over an hour.when the power comes back on if i try to work the windows or wipers, i lose power to all three again. THIS HAS BEEN VERY FRUSTRATING,ANY HELP WOULD BE GREATLY APPRECIATED!!!!! P.S.ive found 7 people online with this same issue .[2000 yukon denali 5.7L]

[ChevyTech007]

You need to have the ignition switch replaced. All components listed are on the same feed from the switch. Fairly common problem.