New to the forums but thought I would see what you all think.
2011 Silverado 5.3 has been in the shop for a month now. They replaced the lifters and oil pump and this noise will not go away.



P.S. It does it at 45 seconds. This noise does not go away after it reaches operating temps

 

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I am sorry you are experiencing this issue with your Silverado. Have you contacted Chevrolet Customer Service regarding this issue?

If you have, would you please provide your case number, so I can look into this further.

If you have not, I would be happy to look into this further for you. If you would like to proceed, please PM me the following information: your full name, address, phone number, vehicle mileage, VIN and the name and city of your dealer.

I look forward to your reply.

Louis
GM Customer Service

 

GM had sent a new motor to the dealer. Should be up and running by Friday


Thanks

 

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That’s great news. Keep us posted.

Louis
GM Customer Service