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Home >> Chevrolet >> 2021 >> Suburban Commercial, RWD >> Repair and Diagnosis >> Collision >> Body Panels >> Body Panel Replacement >> Body Panel Replacement >> Rocker Inner Panel Reinforcement Replacement >> Removal Procedure

Removal Procedure

Fig 1: Rocker Inner Panel Reinforcement Replacement Component Location
GM5439021Courtesy of GENERAL MOTORS COMPANY
WARNING:

Refer to Approved Equipment for Collision Repair Warning .

WARNING:

Refer to Collision Sectioning Warning .

WARNING:

Refer to Glass and Sheet Metal Handling Warning .

NOTE:

Squeeze Type Resistance Spot Welds (STRSW) are recommended. If access to use Squeeze Type Resistance Spot Welds is not possible, MIG/MAG 8 mm (5/16 in) plug welds may be used to replace those specific welds, unless otherwise noted:

NOTE:

Left shown, right similar.

NOTE:

The rocker reinforcement is dual phase steel. DUAL PHASE STEEL

NOTE:

Refer to Collision Repair Specifications

  1. Disable the SIR system. SIR Disabling and Enabling
  2. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection (9C1, 5W4)Battery Negative Cable Disconnection and Connection (KL9)
  3. Remove all related panels and components.
  4. Remove underbody outer rail. Underbody Outer Front Side Rail Replacement (Inner) Underbody Outer Front Side Rail Replacement (Outer) 
  5. Remove the sealers and anti-corrosion materials from the repair area as necessary. Anti-Corrosion Treatment and Repair
    GM5439024Courtesy of GENERAL MOTORS COMPANY
    6. NOTE:

    Do not damage or cut attaching panels and reinforcements

  6. Remove all spot welds (1). [19x]
    GM5439020Courtesy of GENERAL MOTORS COMPANY
  7. Apply heat to shaded area (1) to release adhesive.
    GM5439022Courtesy of GENERAL MOTORS COMPANY
  8. Remove rocker reinforcement (1) from the vehicle.
  9. Remove remaining adhesive from vehicle.
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