I own a 09 Chevy 1500 crew cab with the 5.3 with in 60000 miles 4 cam shafts they changed one valve cover with new egr valve now im at 75342 now the motor is using about 2qt every 1000 mile brought it to the dealer now there telling me I need a new motor 8000$ gm is will to offer some assistants but u would think after the 3 cam shaft while it was in warranty gm would of been like there is something wrong with this motor I do tow a jeep a couple times a year a few hours from and home and the rest of it is city driving I was just about to give up on gm now the are buying my truck back and giving me a very nice down payment towards a new truck a dealers cost