Thank you for the response.How do I know what HU model my radio is and what is the menu?Do you mean my manual?

i have an 04 xc70 with 80k that has the most annoying radio problem.Whenever I turn the radio on it keeps channel changing constantly.Any feedback on this problem is appreciated.

Thank you for the info

Looked at the car,propshaft is not there and the owner doesn't have it.The rest of the car is pretty sound.Does the absence of the shaft have any ill affects on the car at all?

Thanks Lee,Can always count on you for sound advice.Have you ever heard of transmission problems with this particular model car?

Looking at a 98xcv70 122k one owner with some service records.Anything I should be concerned about?Any advice would be greatly appreciated.

I think I'll change the O2 sensor and I'll check the IAC and post the results....thanx

I can make it hiccup now by idling in one position for more than 2 or 3 minutes while I'm in park or drive seems to make no difference.The idle will drop abruptly about 200 rpms and just as quick it returns to normal(really annoying).When I bought the car(5 weeks ago)it had a check engine light that...

The hiccup is no longer temp sensitive,it did it when the outside temp was 80+.The one constant seems to be when sitting at a light for more than a couple of minutes it will hiccup everytime.Other than that its random.A tuneup seemed to make no difference.I read that E Showell has the same problem e...

Its temp sensitive and now it doesn't do it.The outside temp is 75+ today and no hiccup,but I know that once the ambient on my dash reads 60 or less "hiccup".Its probably why the guy sold it to me so reasonable,its really a nice car and I fixed the abs module yesterday.Replaced it with a J...