3 3putter Joined Jun 24, 2004 Messages 460 Location Memphis, TN. Jun 24, 2013 #1 Would use of a high mileage oil help cure a slight upper pan gasket leak on a 2006 Buick LuCerne with the Northstar V8 engine? 83k on the ticker.
Would use of a high mileage oil help cure a slight upper pan gasket leak on a 2006 Buick LuCerne with the Northstar V8 engine? 83k on the ticker.
bdcardinal Joined Jun 3, 2005 Messages 17,870 Location Santa Barbara, CA Jun 24, 2013 #2 Worth a try I guess. How bad is the leak? Try cleaning the area before adding anything and see if that is where it is actually coming from.
Worth a try I guess. How bad is the leak? Try cleaning the area before adding anything and see if that is where it is actually coming from.
N NMBurb02 Joined Sep 12, 2012 Messages 1,981 Location Greatest Earth on Show, UT Jun 24, 2013 #3 It might take more than one OCI, but it is worth the couple bucks extra per OC to try it.
A artificialist Joined Sep 23, 2007 Messages 8,598 Location Florida Jun 27, 2013 #4 It might work, but remember that Northstar engines can be prone to oil pan leaks.
Trav Joined Nov 20, 2006 Messages 31,190 Location MA, Mittelfranken.de Jun 28, 2013 #5 Lot of silicone and Anaerobic sealer in the N* HM oil don't have any effect on these. Once the N* comes unglued its hard to reseal them without a tear down.
Lot of silicone and Anaerobic sealer in the N* HM oil don't have any effect on these. Once the N* comes unglued its hard to reseal them without a tear down.
M michaelluscher Joined Oct 7, 2012 Messages 5,365 Location Staten Island, NY Jun 29, 2013 #6 Could try some AT-205 and hope... But your probably gonna have to replace it.