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Home › Chevrolet › 2021 › Suburban Commercial, RWD › Repair and Diagnosis › Collision › Body Panels › Body Panel Replacement › Body Panel Replacement › Front Full Frame Sectioning › Removal Procedure

Removal Procedure

Fig 1: Front Full Frame Sectioning Component Location
GM5041608Courtesy 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:

    Left shown, right similar

    NOTE:

    The frame rail is high strength low alloy steel. HIGH STRENGTH LOW ALLOY 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 frame rail reinforcement. Frame Brace Replacement 
  5. Remove the sealers and anti-corrosion materials from the repair area as necessary. Anti-Corrosion Treatment and Repair
    GM5041613Courtesy of GENERAL MOTORS COMPANY
    6. NOTE:

    Do not damage or cut attaching panels and reinforcements.

  6. Using a grinding wheel or equivalent, remove the weld (1) from the front section of the frame rail.
    GM5041606Courtesy of GENERAL MOTORS COMPANY
    7. NOTE:

    Do not damage or cut attaching panels and reinforcements.

  7. Using a grinding wheel or equivalent, remove the weld (1) from the front section of the frame rail.
    GM5041610Courtesy of GENERAL MOTORS COMPANY
  8. Remove frame rail (1) from the vehicle.
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