2004 Colorado issues
 

have a 2004 Colorado 3.5 runs great, starts right up, run it for 30 minutes shut down starts right up. if i run it for 30 minutes wait an hour hard start smells flooded will clean out in a couple minutes runs fine . if i run it for 30 minutes shut off wait 3 hours starts fine. has new intake new cam sensors plugs coils injectors. cleaned map sensor .