The car; 96 Buick Lesabre, 3.8L, 115K miles. Oil pressure is up 50 cold and 40 hot at 2000 rpm. Lifter noise at start up for 2-3 minutes. Several lifters not pumped up. the UIM and LIM was just repaired. Seafoam was added to oil and changed, new oil and AC del... Login to read more.