What makes your card read check gages and could it be the need of a tune up on 2004 GMC Envoy

my car has cut off when i turn the defrost on high and it reads car stop check gages. When i turn ac or defrost on the car runs like its in high idle, if i come to a stop sign or red light the car starts to idle and trys to go by itself auto zone code says rich in fuel

Asked by for the 2004 GMC Envoy
1 answer
What gauges are not normal?