GM Service Manual Online
For 1990-2009 cars only

Wheel Nuts Description for Buick LeSabre 1998

All models use metric wheel nuts and wheel studs. The nut does have the word metric stamped on the face and the stud has the letter M stamped into the threaded end. The word metric is stamped on the head.

The thread size of the metric wheel nuts and wheel studs are M 12 x 1.5. This signifies:

    • M = Metric
    • 12 = Diameter in millimeters
    • 1.5 = Millimeters per thread

If a broken stud is found, refer to Wheel Stud Replacement in Front Suspension or Wheel Stud Replacement in Rear Suspension.