Metric wheel/nuts and bolts are identified in the followingway:
The wheel/nut has the word Metric stamped on the face.The letter M is stamped on the end of the wheel bolt.The thread sizes of metric wheel/nuts and the bolts areindicated by the following example: M12 x 1.5.
M = Metric12 = Diameter in millimeters1.5 = Millimeters gap per thread#13-00-89-006: Warranty Administration – Changes in Powertrain Warranty Coverage Effective with 2010 Model Year - (May 28, 2013)
Subject:Warranty Administration – Changes in Powertrain Warranty Coverage Effective with 2010Model YearModels: 2010-2014 GM Passenger Cars and Trucks Following a competitive assessment, effective with the 2010 Model Year and beyond,General Motors made changes to the 5 year/100,000 mile (160,00 ...