I am running it without the stat but did for about 30 miles before I did the flush too. And was fine then. And problem happens from the moment it is started. and averaging close to a hundred degrees every day here so even without the stat it is reaching normal operating temp.

1999 Volvo S80 T6 I have been losing coolant slowly and decided to replace all the coolant lines and flush the system. I removed the thermostat and drained the system, added a radiator flush, and after idling engine for required time I used straight water to flush everything clear. I then let everyt...

Awesome. Thanks. Gotta love the connections you cant see...lol

I found a Vacuum line this evening that isnt hooked up and trying to find where it connects to. It is the small vacuum line at the top of the bypass valve between the intercooler and the ETM. On a 99 S80 T6. Can't beleive Ive missed this line being off when Ive been under the hood before.

developed another problem today. One of the water lines going to the oil cooler started dripping today. It seems I had a small hole where I tightened the clamp. When I was fixing it I saw a little oil on the back of the engine below the exhaust manifold. Perhaps an 1/8 of a cup or less. Little enoug...

It runs good but a little lower performance than it should have. Gas mileage is about the same it has been since i got it last June. No odd noises. Just replaced oil cooler last week but it was throwing these codes long before that. MAF values at idle reading between 0.959010840504217, lb/min and 0....

i have 4 codes showing on my 99 S80 T6. I'm trying to find any info as to what to look for first. Ive found a few posts regarding one of the codes but they listed two conflictin solutions so I thought maybe the other codes I have will help to narrow it down. Thank you for any help. Codes are P0172, ...