1990 GMC Sierra "oil pressure gauge" Questions

oil pressure gauge problem My oil pressure gauge goes all the way up whenever I start my truck up. Any ideas of what would cause this to happen? Try a new oil sending unit. The right way is to hook up

oil pressure at zero its possible that the oil gauge go to bad, the oil pressure sending unit may have gone bad, the oil pump may have quit. I suggest you find the oil pressure line coming off engine,

Oil pressure really high My oil gauge is saying my oil pressure is really high all of a sudden. What do I do? It drives fine still but it looks bad. get the oil pressure sender and gauge checked most ...

...oil pressure gauge reads full. The gauge zeroes out when you shut the truck off yet it goes up to maximum when I start it again. Nothing seems wrong with the truck. What's up? The gauge is reading ...

oil pressure pegged 2000 Safarri 4.3 vortec, why is the oil pressure gauge pegged. It blew the "O" ring on the oil filter and I replaced it thinking it was faulty now discovered the oil pressure gauge

oil pressure is jumping from 20lbs to 0lbs,truck almost dies then the oil pressure jumps back up to 30lbs then back to 10lbs , just recently my oil pressure seems to have been dropping a little bit ...

oil pressure gauge has pegged tothe high side Probably pressure sending gauge. Can't recall its exact location gotta be in block between ( or next to oil filter) and cam shaft. Unplug it put your ...

...oil pressure. my 94 sierra has a 305 5.0 v8. the gauge will start up showing normal pressure but as i drive say 20 miles it shows in the red low pressure. but im not hearing knocking or ticking ...

oil pressure high all the time Your gauge shows a high reading You have to determine the actual oil pressure with a gauge,then trouble shoot the dash gauge, for whatever it's problem is

...oil pressure low with high engine noise during Eng start up oil pressure very low almost zero with nicking noise oil pressure will increase if Eng speed increase suspect oil pump CHECK THE OIL PUMP ...