Valve Stem Seal - I’ve been told that my 2010 Gran Turismo 550i needs valve stem seals replaced for $6,000!!! BMW push components in order to boost fuel economy wherever possible. This is a huge job and was the subject of a class-action lawsuit against BMW concerning oil consumption. This increased contact area provides better heat dissipation from the valve stem seal and helps eliminate oil accumulation. Do not remove the engine from the vehicle. AFFECTED ENGINES & MODELS This problem affects BMW’s with 8-cylinder N62 Engine (2003-2008), and N63 Engine (2009-2013): such as 545i, 550i, 645i, 650i, 745i, 750i, 750li, and BMW X5. It is a seal above the engine. Fast Battery Drainage. The complaint for this class action alleges that the N63 engine, which BMW placed in many of its vehicles between 2008 and 2013, is defective, and that it causes problems involving burning oil, engine quality, and batteries. Valve Stem Seal 2 Answers. Complaint for Class Action Alleging BMW N63 Engine Defects. 2009-2012 BMW … The attached valve seal replacement procedure supersedes the current version of the ISTA/D valve seal replacement repair instructions. Mark helpful. This BMW equipped with the N63 engine had an oil consumption issue where 1qt had to be added every 4 days and was blowing smoke from the tailpipe with a blue tint when accelerating post-warmup. This is caused by the aged rubber on the valve stem seals that hardens and cracks which will lose its ability to seal the valve guide. To top off the maintenance on this vehicle the valve stem seals went out. I have a 2009 BMW X5. These seals provide a larger sealing area between the valve stem seal and valve guide which significantly reduces the size of the pocket between the underside of the seal and the top of the valve guide. October 26, 2015. Not sure if you know but the valve stem seals and battery are one of the items covered under the BMW class action BANG lawsuit. BMW N63 OEM Valve Stem Seal Kit. The car has 64,000 on it. I’ve been told that my 2010 Gran Turismo 550i needs valve stem seals replaced for $6,000!!! While not technically part of the engine, it is an important component for the N63. If you Drive a BMW equipped with an 8 cylinder engine for long enough, chances are, eventually you will need the valve stem seals replaced. In the efforts of BMW’s Efficient Dynamics. BMW fought long and hard to avoid this situation but ultimately they have to fix a larger issue which is oil consumption, for those impacted. The BMW class-action lawsuit includes the following vehicles purchased or leased in the U.S. or Puerto Rico and equipped with N63 engines. 4.8 need valve stem repair, I locate in … Report; GuruVK3T1 answered 2 years ago Hi. If one of these conditions is verified, replace the intake and exhaust valve stem seals using special tool P/N 83 30 2 408 268. I was told that it is the result of a faulty part that is now part of a class action lawsuit. Long story short, this valve cover gasket replacement took four hours to complete. Seeking quality BMM master mechanic who can replace valve stem seals on my 2006 BMW 750LI Ken my e-mail kwh1953@aol.com.