One problem related to engine oil leaking has been reported for the 2008 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 GMC Sierra 1500 based on all problems reported for the 2008 Sierra 1500.
I have the 5. 3l engine and it is consuming 3-5 qua of oil about 3 times between oil changes. I have a small leak but doesn't warrant the oil being lost a.