climate control

[qector]

loosing vacuum in face position when going up hill , all piping in good order, any suggestions.

 

[HSVKEV260R8]

Re:- Loss of Vacuum in AC when on face.

Unfortunately, if the engine doesn't produce enough vacuum (ie:- under heavy acceleration or load) it does cause this to happen, though only temporarily. No suggested fix.

 

[davey g-force]

This has been covered before several times. Here's the latest thread on the subject:

http://forums.justcommodores.com.au/showthread.php?t=55657