07 buban conuming oil

Discussion in 'GM Powertrain' started by pacheco, Mar 9, 2010.

  1. pacheco

    pacheco New Member

    got the 5.3 all aluminum engine.uses 1 quart by the time i hit 3k miles.is this a common problem with these engine.i don't see any leaks all dry in engine bay.only has 31k miles.:grrrrrr:
     

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