Why does my 05 Colorado fan only work on 4?
Why does my 05 Colorado fan only work on 4? Hi, My 05 Colorado fan only works on high (#4) 1, 2 and 3 nothing blows, turn it to 4 and it blows hard like it is supposed to. I figure it can't be a fuse as it blows on 4. Any ideas? Yup, common problem, the connector to the blower will show it as being burnt and you have to replace some items. When do you need to replace the a / C on a Chevy Colorado? After many years of driving your vehicle in a variety of weather...