blue smoke/bad fuel miles

:banghead: i have a 1991 volvo 740 turbo and it is blowing blue smoke out the tail. it is also getting bad fuel mileage(15pm on the highway). it blows the smoke when i let off the fuel. i'm not using any oil. someone please any suggestions!!! :banghead:

Let a man look at it darling. You are after all only a female:rofl:

Let a man look at it darling. You are after all only a female:rofl:
You registered to post a smart reply to a 3 year old thread demeaning women?

You are my hero :loser:

Hey man I anit got it gainst all women but I drove behide that girl in rig lines saw her have lots of accidents. This broad knows nothing. I respect female that can drive this ole girl cannot.dr:shakehead ive

I would try to clean the carbeurator. Seems It may be adjusted bad