Pontiac grand am trouble codes?

TheBlueBeast

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i got a buddy car to work on, its an 01 pontiac grand am, with a dealer installed 02 2.4l i4, without EGR, auto trans.

ive got two codes

P1138
HO2 sensor voltage high during decel fuel shutoff

and

P0440
Evaporative Emission system

thats word for word off the reader
im a disel mech, i dont have a clue about evap systems off the top opf my head....is there any good information on pontiac troubleshooting or good forums that are helpful?
 
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