IN MOST CASES ITS THE OIL PUMP OR VERY LITTLE OIL IN THE ENGINE (MORE LIKE LESS THAN A QUART)
Low oil pressure can be caused by multiple faults. A blown gasket, a cracked head, a leak in the line, or even a low level can cause low oil pressure.
One of the causes for low oil pressure in a Chevy Tahoe could be a clogged or dirty oil filter. Changing the filter may get rid of the problem.
The light you refer to is not a low oil level light. It indicates low oil pressure. You may have plenty of oil in the engine but you have low oil pressure. Can be weak oil pump, worn bearings, or can be just a defective oil pressure sending unit.
It means you have low oil pressure. This might be caused by actually haveing low oil pressure, or maybe the oil pressure sending unit is defective. You should have this looked at by a professional mechanic. Do not continue to drive the vehicle in this condition.
low or no oil pressure
Faulty sensor, low oil level, thin oil, plugged filter, worn bearings, worn pump,...........ANS 2 - A faulty sensor can not cause low oil pressure.
Low oil pressure. Such as a bad oil pump.
Compromised oil system, faulty engine oil rifle pressure 1 sensor.
Compromised oil system, faulty engine oil rifle pressure 1 sensor.
Low oil pressure.Oil level extremely low. Faulty oil pressure sending unit. High mileage/worn engine bearings.
low oil pressure can be caused by a blocked or part blocked gause at the bottom of the oil pump, the oil pump itself or a faulty oil pressure sensor unit. Try replacing the oil pressure sensor first as this was the problem with my one.
it needs a tune up