How to: Change Oil Pressure Sending Unit / Switch

[aveo$3d@n08]

Thank you so much for this post.

[09-A5-SL]

2009 Aveo5 LS
Not sure what's up but, finally found oil pressure sensor in front under the exhaust manifold. No connection to, or even just laying there not connected. Nothing on the OBDII though about code. Stumped.