Low oil light flashes. Oil is low a quart to a quart and a half every thousand miles. The oil pressure light states there is no oil pressure and to shut off the engine. Recently brought it to the dealer and now the dealer states it may be an internal engine problem. No definitive diagnosis and it is very costly. This problem has been ongoing for years....
2007 GMC Yukon XL engine complaints
Page 2 of 2: complaints 11 to 11 of 11, newest first, as owners wrote them.
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