drove 1 block to store this morning in my 2012 sierra oil pressure pegged out then dropped to 0 and check light came on. i have 170k and 2 week old oil so could this be an oil sensor?

Asked by Feb 12, 2017 at 12:25 PM

Question type: Maintenance & Repair

1 Answer

104,085

It could be a sender for the gauge, or it could also be a failing oil pressure bypass valve in the oil pump. I would not drive it as if it is an oil pressure failure you could seriously damage the engine.

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