Date: Sun, 22 Jan 2006 10:51:17 -0000
From: "Pidgeonpost" <>
Subject: Re: Classic 900 Turbo problem

"Craig's Saab C900 Site" <> wrote in message news:dqvmnl$lqc$ > "SuperGlide" <> writes: > >>Hello again...well the mighty Saab is acting up again....This time she >>picked the hottest day of the year to it with the temp pushing 45 degree >>outside....So here are the symptoms etc: > >>Not sure if this is related but...I missed a gear changing down (2nd >>instead >>of 4th) so the engine had a bit of a hard time revving etc, I recon the >>fuel >>cut-off may have even kicked in..and some time after the problems all >>started. > >>1. When cold she runs fine >>2. When hot she misses a lot and sometimes struggles to pick up revs etc. >>She is drivable, but only just enough to crawl home. > > Perhaps there is a blockage in the fuel supply system? I've still got to > investigate that aspect with the 8V turbo car I'm repairing. > >>3. When I stop the car, the engine is very hot... >>4. There is water (green antifreeze stuff) in the water reservoir. >>5. I can unscrew the top off the reservoir with no problems...i.e. there >>is >>NO pressure. >>6. If I squeeze the top radiator hose I can see the fluid level in the >>reservoir rise. >>7. Odd but the Radiator hoses do NOT appear to be under any pressure at >>all. > > Is the car losing coolant at all? Have you checked the thermostat and it's > housing? Do all the coolant hoses (to/from heater valve, large and small > hose to coolant tank, etc. get hot to indicate there is flow through > all paths in the coolant system? > > Regards, > > Craig. > -- > Craig's Saab C900 Page at | Craig's Classic Saab Workshop - Sydney > .au > | and other > URL's > Email: | For Saab 99/C900/9000 Enthusiasts > World-Wide! > Alternate: | Web-forums, galleries, library, links, > etc. ....regarding the fuel problem, could it be fuel starvation as Craig suggests aggravated by the high ambient temperature? As for overheating, what does the temperature gauge read? If it's high it may be worth removing the thermostat temporarily or replacing it. Other than that it's down to the business of eliminating one thing at a time I guess....slow and painful..>!

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