Q: check engine light on Told it is airflow problem What does this pertain to? on 2004 GMC Envoy

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Just had car serviced came home and light came on.Was not on before it was serviced. Could it be something they did on did not do when it was serviced?
(2) Answers
return to the shop and ask them to check if they left something undone. have them check the code and see if it was related to there repair.