2004 Chevrolet Silverado 1500 HD Q&A

2004 Chevrolet Silverado 1500 HD Question: my heater on a 2004 silverado LS

when i turn on the heat is blows cold air on driver side and hot air on passenger side what do i need to do to fix it -
Answer 1
Replace the lower temp/blend door actuator. -
Comment 1
thank you very much and where would that actuator be located under the dash -
Comment 2
The bottom right of center, at the hump. -
Comment 3
Thanks for the help. I replaced the actuator and that fixed the problem thank you very much for your help. ROB RODEN -
Comment 4
Don't plug it in until it has been installed first. -