2003 Chevy Trailblazer lock/window switch

If the windows work on the other doors then it's probably your switchs. The driver's door is the master. But check your relays and fuses first to see if anyof those aren't working.

You can purchase these at a dealership but it will be very expensive there. If there are any local junkyards you can try there or you can go to www. Junkyardog. Com and type in your info and several junkyards from accross the u.S. Wil contact you via email if they have it and how much it will be. Make sure to tell them all the things you have on yours, like heated mirrors, power mirrors, and such. Include your model of truck like a ls le, etc. You acn also try an auto parts store for a new one. They may have it as well or able to get it. Also check online by typing in your truck-2003 trailblazer power window switch. It may be cheaper there too.