Questions & Answers for: GMC valve noise

...noise. like a bent valve. took off the heads , valves ok. could it be a lifter? what else wood make a ticking tapping sound? Sometimes the fuel injectors make noise simular to lifters not a auto ...

...filter it a anti drain back valve and that should help make that noise go away quicker. Hi, this could be caused by the hydraulic lifters. As soon as they get sufficient oil pressure, they quiet

...concerns me because it sounds as if there is not enough oil pressure. Thanks valve train noise is common in this line of engine and in no way will harm the engine, it is just a sticky cam ...

...valve train noise or detonation. The noise migration is due to system pressure imbalances and is not an indication of a component part malfunction such as faulty check valves. Perform strategy-based ...

...a very annoying noise till warmed up. Once the valve adjustment is done, have an oil change. This can make the engine run smooth again. Hope this helps and thank you for using FixYa! Have a good

...noise and then will be about to shut off and it doesnt sound right plezz can you help me? its a 1997 gmc 5.7 1500 With the Engine in the number 1 firing position, adjust the exhaust valves for ...

noise.VALVE LASH NOISEIf you can rule out lubrication-related problems as a cause, the next step would be to remove the valve cover(s) and check valve lash. On older import engines, mechanical lifters

engine noise 1500 noise worse with acceleration engine worn out, bearings, lifters, cam, intake & exhaust valves , valve guides, all BAD !!!!! SOME MORE THAN OTHERS ! maybe i'm wrong ?

...or out of adjustment. If it's bend then has to replace the valve that make noise. If it's out of adjust or gap is too wide then just adjust to the correct gap. you should be good to go. Good Luck ...

...noise that vary with the rpm indicates a tappet/ cam follower fault or worn rocker bushes and shafts . Where teh racker touches the valve end may be worn and have a spot that is slippng on the valve ...