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Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 42 (Tires And Wheels) >> Repair Instructions >> Tire Repair >> Internal Inspection

Internal Inspection

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
  1. Dismount the tire from the wheel. Tire Dismounting and Mounting 
  2. GM4960767

    Place the tire in an appropriate, well-lighted tire spreader.

  3. Spread the beads and mark the puncture with a tire crayon.
  4. Inspect the inner tire for any signs of unrepairable damage. Replace the tire if necessary.
  5. Remove the puncturing object, noting the direction of the penetration.
  6. Probe the injury with a blunt awl in order to determine the extent and direction of the injury.
  7. Remove any loose foreign material from the injury.
  8. Punctures exceeding 6.35 mm (0.25 in) should not be repaired.
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