often when I start the car I get blue smoke then it stops and readout says "OK" on 2001 Saab 9-3

There is no more smoke after that and if I stop the car and in an hour or so I restart the car there is no smoke. Car did pass emission test.

Asked by for the 2001 Saab 9-3
1 answer
poss valve seal issue seek a diag and est