Try replaceing the filter or the fuel pressure regulator.
Check with manual gauge - if pressure normal - could be defevtive oil pressure sensor or gauge
Could be any number of problems. Low fuel pressure, vacuum leak, bad idle air control valve, throttle stop screw set slightly too low.
It is listed in the 1991 Pontiac Firebird Operations Manual
How do you replace starter on2.3 cy 1991 pontiac grand am
If your 1991 Dodge Dynasty has no oil pressure, it could be due to several issues, such as a faulty oil pump, a clogged oil filter, or low oil levels. Additionally, a malfunctioning oil pressure sending unit or a problem with the engine's internal components could also be the cause. It's crucial to address this issue immediately, as running the engine without adequate oil pressure can lead to severe engine damage. Consider checking the oil level and condition first, and if the problem persists, consult a mechanic for further diagnosis.
A 1991 Honda Accord could be overheating if the radiator has a leak. There could also be a problem with the head gasket.
Where is the rear washer fluid reservoir located on a 1991 Pontiac Transport
engine off and ignition on: 23 to 31 psi engine at idle: 13 to 20 psi
No
Have you tried replacing the starter? it also could be the fuel regulator
In a 1991 Pontiac Grand Am : According to my Chilton's Auto Repair Manual : ( 13.6 U.S. gallons )
Bad oil pressure sending unit?