Q: i have a 2008 buick enclave my car has the bucking and stalling what should be done

asked by on March 22, 2018

I purchased a 2008 buick enclave the check engine light came on and the codes are po420 po171 po741 is there any relations in the codes and if I get the air flow intake and the snorkel fixed can this stop the problem please need advice

My car has 149648 miles.
My car has an automatic transmission.

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