My mechanic and I have verified that we are not seeing any abnormal drop in pressure overnight. It looks as if I'm going to have to pull the car and either work on it myself or junk it! One item that keeps popping up is the temp sensor. It does throw the alarm on occasion and is presently in the on ...

Compression checks out fine. Engine runs Fine when warmed up. One other oddity that leads me to believe there is some possible electrical issue is the bank of three relays under the hood. When I change these out with the ones from my other 1990 the car will not shut off. Also at sometime someone ran...

Yes the in-tank pump works. At least by sound and the pressure at the rail comes right up when the key is turned on.

I'm on my second 1990 760. The 1st was great 200K. Purchased a new one 70K. This car has always started hard. It gets much worse in the colder weather. Car is tuned and runs well when warm. Needs 20-40 seconds of cranking to start and runs rough for a few minutes. Car will start just fine for the re...