1998 Cadillac Catera Q&A

1998 Cadillac Catera Question: i have a 1998 cadillac catera got oil in spark plugs and resouir and it misfires

oil in spark plugs and oil in the coolant resouir -
Answer 1
poss headgasket issue get a diag and est -
Answer 2
Headgasket issue and probably valve gaskets as well. Get estimate. -