Usually have to add coolant just about every time I drive it. I will check the radiator, but suspect it's not that considering I just replaced it in the fall. Thanks for the response.

The AC on my 99 s80 works great and is nice and cold, but when sitting in traffic the car begins to overheat. When the AC is turned off the temp gauge drops to the middle. When the AC is turned back on the temp gauge rises again until you start moving and it goes back to the middle. Any ideas? The r...

How did you get the cooling hose off? The green clip is also broken on my 99 s80.

I just replaced the coolant expansion tank on my 99 s80. It is a fairly simple job, even if you don't know what you're doing, like me. It also had a pin-sized hole in it and the nipple on the bottom was completely broken. I am not sure how different the setup on the 01 turbo is, but wasn't too diffi...

I purchased a used 99 s80 2.9L from an individual about 2 1/2 years ago. The car has had cooling system issues since we've had it and then began to run hot when the A/C was on and we were sitting in traffic. I have replaced the thermostat, coolant expansion tank, and upper radiator hose within the l...