First fix is common of intake bolt replacement per TSB 02-06-01-035





GM allows 1 qt of oil usage per 100 gallons of fuel burned due to the various operating conditions that this engine may be used in. If high oil consumption is still the case after bolt replacment, verify high usage and then replace intake gaskets with 89017539.

First fix is common of intake bolt replacement per TSB 02-06-01-035





GM allows 1 qt of oil usage per 100 gallons of fuel burned due to the various operating conditions that this engine may be used in. If high oil consumption is still the case after bolt replacment, verify high usage and then replace intake gaskets with 89017539.





So that's about 1 qt./50 to 100 miles http://www.dieselplace.com/forum/smileys/hihi.gif