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Date: Tue, 15 Aug 2000 20:43:39 +0100
From: "Dave Murray" <dave500nospamnopsamternet.com>
Subject: Re: overheating fuelpump ?!


Robin <XXXdasguptaXXXnopsamnl> wrote in message news:39985854.5224267nopsam.wxs.nl... > Dear fellow Saabers, > > During my holidaytrip to Italy I encountered an strange problem with > the fuel pump. Or at least that is what I expect it to be. > > After I had driven for about 500 km, I had to drive throught the St. > Gotthard tunnel (17 km) in Switzerland. Maximum speed inside the > tunnel is 80 km/h. In the middle of the tunnel I felt that the car > ('87 9000i, 350.000km, manual) lost power, and I could not keep up > with the other cars, even as hard as I tried to step on the gas. The > car just slowed down and came to a standstill in the middle of this > tunnel. About 7 km from one end of the tunnel and 10 km from the other > end..... > > After the Police had towed me away, out of the tunnel, the guy in the > garage told me that it happens more often, especially with Saab cars. > Whenever the fueltank is nearly empty (20 liters left in the tank), > and the weather is quite hot, the fuelpump will overheat and just stop > working....... This is due to the fact that the fuelpump needs the > fuel in the tank to cool itself down. After i had filled the tank up > with some nice, cool fuel, the problem vanished and since then the car > has been driving like normal. > > Has any of you encountered the same kind of problem with the fuelpump? > Is it really overheating of the fuelpump that caused the problem or > could it be something else. The fuelpump has been changed about 25.000 > km ago. Can somebody give some feedback on this problem? Have I > overlooked some other possibilities? > > Thanks in advance, > > Robin > '87 9000i 350.000km manual > > > (remove XXX from emailaddress) I have had 3 fuel pumps on my `88 9000i (second hand, the brand new price is ridiculous) and always the same problem, -----the inability of the pump to maintain the required pressure. the engine would always start but when you pressed the accelerator it would die. On my searches through scrapyards I found many different types of pump in cars around this age, indicating that saab know they are a problem. Regards Dave.

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