Date: Mon, 11 May 1998 13:02:58 -0500 From: ch <chobbsnopsamst.net> Subject: Re: 9000 CSE Boost Guage
sounds likde it might be a problem with the apc system. There are several vaccum hoses that come off the TURBO and go into the APC solenoid. check them for leaks or cracks and replace if necessary. Colin capitalistnopsamnet wrote: > The boost guage fluctuates wildly under full boost, resulting in a limited > surging feeling. > The dealer replaced the brain under warranty and checked the pressure switch > located near the radiator. No difference! > > I checked and cleaned connections on what I believe to be the knock sensor > (the brass switch between the plenum runners on the intake). No difference. > > I am open to suggestions. > > fred