heat

Hi! The heat in my truck works but will not switch over to defrost or on my feet. Can any one PLEASE tell me what the problem is? Also, I have to fill my anti-freeze often and can smell it thru the vents, although I haven't seen it leaking on the ground or anywhere else. Can anyone advise as to...

Just sign up. Working on 2002 Tahoe for my daughter. She thinks grankids need heat in rear to work. All works just no heat cool air only:

Well, for about a year my heater control knob only worked in two positions.......then it only worked in the second position....now....well, you guessed it...the fan doesn't work AT ALL! The only heat I get is when I drive fast now, including defogging the window...so I guess it's time to do...

I have a 2001 Chevy Tahoe, with 6 way power front seats. I just bought leather heated seats from a crashed 2002 Tahoe. Is there a conversion kit/harness or something I can buy to to use the "heat" feature on the seats? Thank you very much..