hi there i was wondering can anyone help me with my tapping 1998 v70. The car runs fine and has just done 9600 miles but ive got this annoying tapping sound when the engine starts to warm up its fine when the engine is cold. ive changed the oil a few times put aut rex to help clean the engine ive also witters hydrolic tapping oil in,no change im at a loss the car runs fine other than this dam tapping please can anyone help please