By Geza-aka-Zombo - Mon Jan 11, 2021 7:18 am
- Mon Jan 11, 2021 7:18 am
#49832
Once in a while, when stopped (high vacuum condition), I'm hearing a fairly rapid/steady puffing sound from somewhere behind the IP. It's like pup pup pup pup pup pup, at maybe 3 Hz ( 3 pups/sec) I assume it is some kind of leak in the HVAC control system. Thoughts?
Geza
'87 Porsche 928 S4 Auto (3rd owner)
Original owner of:
'97 Porsche 986 5 Speed
'99.5 Audi A4 Avant 2.8 5 Speed
'16 Ford GT350 Track Pack
'87 Porsche 928 S4 Auto (3rd owner)
Original owner of:
'97 Porsche 986 5 Speed
'99.5 Audi A4 Avant 2.8 5 Speed
'16 Ford GT350 Track Pack