Originally Posted by Mad_Coachman
It sometimes takes up to 5 or 10 minutes for my air conditioning to blow through the vents. It blows through the defroster initially..What could be causing the delay?
I found it.....it was a split vacuum hose going to my HVAC box at the firewall. I was also getting P0171 codes and one piece(4 inches) of new vacuum hose fixed both issues!!!