codes P1131 P1151 and P0171

ok i have 3 codes that come up when i put it on a code scanner and i need to know how or what i should do to fix them and if theres away i could clean parts or something so i dont have to replace them that would be good to or any info what help out alot

p1131 which is Ho2s lack of switching bank 1

p1151 which is Ho2s lack of switching bank 2

p0171 which is fuel system lean bank 1

Sounds like you have an intake leak. If I had to guess its the intake manifold gaskets or a hose is lose.

yeah i was going to try the carb cleaner trick and see if i can hear it