Bogs down when it goes into passing gear,when at idle u can rev it up then let off and it dies wont go back to idle,check engine light says fuel too lean

You have a vacume leak check all vacume hoses for cracks or out of place

The MAF (mass air flow sensor ) can cause all of these symptoms. the sensor is located on the tube between the air filter and the throttle body.the throttle position sensor can also cause this and is located on the throttle in the engine compartment