1992 GMC Yukon Q&A

1992 GMC Yukon Question: Air Conditioner Coil

I have been told that there is a coil that needs to be cleaned in order for the air conditioner to blow cold air. Any idea where it is located and how I get to it? -
Answer 1
could be the condenser or could be the evap. condenser is in front of the radiator and the evap is inside the dash. Roy -