Well I am officialy Volvo Free. Sold both of them. Thanks for everyone's help.

I tried the reset procedure below the best I could(Lights in a few spots) 3 times. An additional 180 miles and still 6 modules are not ready. Took her to Carmax they wanted to give me $1500.00?? I had a good laugh and came home. I gave up. Anyone want a 98 XC70 cheap?? . Start the engine and acceler...

I have driven her for 130 miles and the modules will not be ready. I tried the reset procudure but not correctly since there are traffic lights all over where I live. The tags expire in 2 days and not sure what to do!!!!!!!

The only time it does it is when I take my foot off the gas. It makes a loud click. No vibration I can tell of.

One last question. When I take my foot off the gas the car makes a clunking noise from the bottom!!!! What could that be. It is a metallic sound coming from the rear of teh car. Is that bad?

I think my RMS already leaks!!!!

What is a RMS??

First off let me say you guys are amazing and thanks for all of your help. I wish I had checked on the problems when I first bought the car would have junked it. After ran for 10 minutes it does smoke from the dipstick!!! What parts do i need. What goes wrong when the car has been driven with a clog...

How do you check if a PVC is plugged? What is the fix? Thanks

Thanks hopefully check engine light will not come back on if it does dont know.