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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 594 (Tires And Wheels) >> Diagnostic Information and Procedures >> Tire Diagnosis - Irregular or Premature Wear >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the front tire wear.
  2. Inspect the rear tire wear.
  3. Rotate the tires if any of the following conditions exist:
    • The amount of time or mileage since the last tire rotation matches the maintenance schedule.
    • The outer tread blocks are worn more than the middle tread blocks (1). See Figure.
    • The outer tread blocks are worn more than the inner tread blocks (2). See Figure.
    • The middle tread blocks are worn more than the outer tread blocks (4). See Figure.
  4. Measure the wheel alignment if any of the following conditions exist:
    • The tread blocks have feathered edges (3). See Figure.
    • The outer tread blocks are worn more than the inner tread blocks (2). See Figure.
    • The inner tread blocks are worn more than the outer tread blocks (2). See Figure.
  5. Inspect the struts or the shock absorbers if the tire tread exhibits a cupped appearance (3). See Figure.
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