GM Service Manual Online
For 1990-2009 cars only
  1. Clean any grease and any road dirt from the wheel.
  2. Clean the rubber from the bead seat using a wire brush or steel wool.
  3. Notice: Do not heat wheels in an attempt to soften them for straightening or repair damage from striking curbs, etc. Do not weld wheels. The alloy used in these wheels is heat-treated and uncontrolled heating from welding affects the properties of the material.

  4. Inspect the gutter areas for bulges. Remove any bulges that you find.
  5. Bulges will cause the following conditions:

    • Uneven seating of the side ring
    • Uneven seating of the lock ring
    • Chipping of the gutter
  6. Inspect the mounting area for bulges. Smooth any bulges that you find.
  7. Inspect the fixed flange area for nicks and gouges that may cause rim fracture.

Wheel Mounting

Problem

Possible Cause

Correction

Tire Slippage on Rim

Improper storage or operating conditions

Correct as required.

Poor maintenance

Follow the proper maintenance procedures.

Rust, corrosion or faulty bead seating

Correct as required.

Loss of pressure

Follow the proper maintenance procedures.

Tire Mounting Difficulties

Mismatched tire and rim size

Correct as required.

Over inflation of the tires

Follow the proper maintenance procedures.

Corrosion and dirt

Correct as required.