Bfarm thks. I edited signature, it is the 5.3L. The ticking does not go away, but the OP fluctuation levels off. I saw somewhere that it could be heAt shield noise? Noticed that while in gear w/ park brake set it rattles a bit when the brake pedal is depressed then subsides when I let off. In...
My 2004 Chevy Suburban is making a metallic ticking sound near transmission and drive shaft. It increases with acceleration i(in time with engine) while in forward or reverse gears, and is intermittent when idling. My oil pressure is also elevated and rises and falls 40-60/70 with acceleration...