Where is the crank positioning sensor on 2009 HHR Chevy?

On a 2009 Chevy HHR, the crankshaft position sensor is located near the bottom of the engine, typically on the engine block, near the crankshaft pulley. It is usually positioned on the driver’s side, close to the transmission bell housing. You may need to remove some components for easier access, so it's advisable to consult a service manual for specific details and diagrams.