engine removal on 2002 Pontiac Aztek

do you have to remove engine with subframe to replace head gaskets

Asked by for the 2002 Pontiac Aztek
You can do the job with the engine in the vehicle. It's involved, though.
If you want to find a GM specialist, here's a directory link for you:
https://repairpal.com/directory?address=12010&car_brand_names=Pontiac