I JUST CHANGED HEAD GASKETS ON A 1998 CADILLAC CATERA 3L V6. ALL WENT WELL EXCEPT THE RIGHT GASKET SEEMED TO LINE UP POORLY WITH THE WATERJACET ON THE FRONT OF THE HEAD. WELL, NOW I AM GETTING OIL INTO THE COOLING SYSTEM AND CAN NOT FIND ANY TSB OR INFO ON WHA... Login to read more.