How do you remove ac evaporator on gmc van?

To remove the AC evaporator on a GMC van, first, disconnect the battery and safely discharge the AC system to avoid refrigerant exposure. Next, remove the dashboard or any components obstructing access to the evaporator case. Unbolt the evaporator from the case, disconnect the refrigerant lines and any electrical connectors, then carefully extract the evaporator from the vehicle. Be sure to follow any specific service manual instructions for your van model for additional details.