Where is the oil pressure sensor located on a 2010 GMC Sierra? (video)
What causes oil pressure warning?
The most common reason a low oil pressure warning light is coming on is because of low oil level. It can also be caused by a faulty oil pump, pickup tube, clogged oil filter, or an internal oil leak. It may be a false alarm, caused by a bad oil pressure sensor or faulty wirings. via
What should the oil pressure be on a 2010 Silverado?
At normal operating temp, the oil pressure is at 25-30 psi at idle. At crusing speed, 65mph(1500rpm) it is about 40 psi. via
How do you change the oil pressure sensor on a 2008 GMC Sierra? (video)