Originally posted by a95dohcLS:
..If there is a slight vacuum leak, why are the problems only happening during cold weather? ..


I will venture a guess. When it is cold, the metal contracts more and probably takes a longer time to expand. In addition, the rubber hoses and plastic are less pliable resulting in a vacuum leak at the joints.

"Always do the cheap and easy ones first." 1996 V6 ATX 96K miles