Buick Regal: Metric Wheel Nuts and Bolts Description

Metric Wheel Nuts And Bolts Are Identified In The Following Way:

• 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 Are Indicated By The Following Example: M12 X 1.5

• M = Metric
• 12 = Bolt Diameter In Millimeters
• 1.5 = Millimeters Gap Per Thread

REPLACEMENT WHEELS DESCRIPTION

Replace The Wheel If Any Of The Following Conditions Exist:

• The Wheel Exhibits Excessive Runout.
• The Wheel Is Bent.
• The Wheel Is Cracked.
• The Wheel Is Severely Rusted.
• The Wheel Is Severely Corroded.

NOTE: Air Leaks Caused By Porosity On Aluminum Wheels Are Repairable.

WARNING: If You Are Replacing The Wheel(S), The Wheel Stud(S), The Wheel Nut(S) Or The Wheel Bolt(S), Install Only New Gm Original Equipment Parts. Installation Of Used Parts Or Non-Gm Original Equipment Parts May Cause The Wheel To Loosen, Loss Of Tire Air Pressure, Poor Vehicle Handling And Loss Of Vehicle Control Resulting In Personal Injury.

• The Wheel Leaks Air.

CAUTION: The Use Of Non-Gm Original Equipment Wheels May Cause:

• Damage To The Wheel Bearing, The Wheel Fasteners And The Wheel
• Tire Damage Caused By The Modified Clearance To The Adjacent Vehicle Components
• Adverse Vehicle Steering Stability Caused By The Modified Scrub Radius
• Damage To The Vehicle Caused By The Modified Ground Clearance
• Speedometer And Odometer Inaccuracy

Replace The Wheel, The Wheel Studs And The Wheel/Nuts, Or The Wheel Bolts If Applicable, If Any Of The Following Conditions Exist:

• The Wheel Has Elongated Bolt Holes.
• The Wheel/Nuts, Or Bolts If Applicable, Loosen Repeatedly.

Steel Wheel Identification Is Stamped Into The Wheel Near The Valve Stem.

Aluminum Wheel Identification Is Cast Into The Inboard Side Of The Wheel.

READ NEXT: