Mechanics

ENGINE KNOCK

2003 Cadillac DTS

Engine Mechanical problem
2003 Cadillac DTS V8 Two Wheel Drive Automatic 66000 miles

CHANGED MY OWN OIL CAR WAS RUNNING FINE BEFORE OIL CHANGE. FILLED IT UP LET IDLE TO CHECK FOR LEAAKS AFTER SEVERAL MINUTES STARTED KNOCKING. OIL WAS FULL HAD PUT 5/30 OIL IN CAHANGED IT AGAIN PUT IN 40 WT. STILL KNOCKING. NO DEALER IN TOWN MY MECHANIC SAYS HAVE TO PULL ENGINE TO CHECK. HELP
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RKUEHL
November 5, 2009.



Was filter changed? If yes replace filter with AC Delco

Docfixit
Nov 5, 2009.