Oil pressure problems on a 95 s10 blazer with a 4.3l. low oil pressure?

Rev the engine to see if the pressure runs up to 65-75 psi. You should idle about 35 to 45 psi. If not, you need to change the pump. Though if you are burning oil, your rings or bores might be shot.Oil pressure problems on a 95 s10 blazer with a 4.3l. low oil pressure?
GM's always run low pressure at idle. If you have an actual gauge, watch the needle- if the pressure rises and stays there while you are at regular speeds, don't even worry about it.Oil pressure problems on a 95 s10 blazer with a 4.3l. low oil pressure?
Most likely the oil pump has crapped out.