Recent content by MattDRN

I have an 03 Tahoe with the factory tow package, I have the harness to hard wire to, then plug in the controller, but when I do that it does not engage the brakes on the trailer. is there a fuse or relay I need to install to have it work? If so, where would it be? I looked under the hood but...

thank you for your response!, I will check the actuator this weekend. I assume it is the one in the hvac box under passenger side dash. I actually just bought the truck a week ago today and now I am finding all sorts of oddities like when I put the left directional on, it will flash the four...

I have an 03 tahoe LT, the front climate control only blows warm air if the temp is set to 90, other than that it is ice cold air. It doesnt matter if on auto or manual, or what the fan speed is. Any sugestions?

I know this is an old thread, but I have a related issue with my 03 tahoe.. sort of. Mine will only blow cold air unless the temp is set to 90. It doesnt matter if it is on auto or manual, where the fan speed is set to, or outside/inside temp. does anyone have any sugestions where to start looking?