I understand that you are reaching out to your fellow forum members for advice whether what you are experiencing is normal. I might not be able to provide you an answer to your question but I would be happy to assist you if you find that you have a vehicle issue that needs to be addressed. Please private message me if I can be of any assistance.
GM Customer Care[/QUO
I bet if the truck is still covered under the bumper to bumper warranty GM needs to help it out. Obviously not the guy posted here.