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Tahoe / Yukon Service Manual

Front Crossmember Bracket Replacement

Materials Structure Adhesive Metal Panel Bonding Structure Rivet [SR1 3X] Fastener Specifications Removal Procedure

Front Crossmember Bracket Replacement — figure 1
Front Crossmember Bracket Replacement — figure 1
  1. Disable the SIR system. SIR Disabling and Enabling
  2. Disconnect the battery negative cable. Battery Negative Cable Disconnection and Connection
  3. Remove all related panels and components.
  4. Remove the sealers and anti-corrosion materials from the repair area as necessary. Anti-Corrosion Treatment and Repair
Front Crossmember Bracket Replacement — figure 2
Front Crossmember Bracket Replacement — figure 2
  1. Remove all spot welds (1). [3X]
Front Crossmember Bracket Replacement — figure 3
Front Crossmember Bracket Replacement — figure 3
  1. Apply heat to shaded area (1) to release adhesive.
Front Crossmember Bracket Replacement — figure 4
Front Crossmember Bracket Replacement — figure 4
  1. Remove bracket (1) from the vehicle.
  2. Remove remaining adhesive from vehicle. Installation Procedure
  1. Prepare bracket per installation requirements.
Front Crossmember Bracket Replacement — figure 5
Front Crossmember Bracket Replacement — figure 5
  1. Position bracket (1) to vehicle using 3–dimensional measuring equipment.
Front Crossmember Bracket Replacement — figure 6
Front Crossmember Bracket Replacement — figure 6

  1. Drill 6.7 mm (17/64”) hole (1) on bracket and vehicle for rivet installation. [3X]

  2. Remove the bracket (1) from the vehicle.

Front Crossmember Bracket Replacement — figure 7
Front Crossmember Bracket Replacement — figure 7

  1. Clean and prepare bracket and vehicle for adhesive according to adhesive manufacturer’s recommendations. Metal Panel Bonding

  2. Apply structural adhesive on the mating surfaces of bracket and vehicle according to adhesive manufacturer’s recommendations. Metal Panel Bonding

  3. Install bracket (1) to vehicle and clamp into place.

Front Crossmember Bracket Replacement — figure 8
Front Crossmember Bracket Replacement — figure 8
  1. Install rivets (1) in bracket. [SR1 3X] Fastener Specifications
  2. Install all related panels and components.
  3. Apply the sealers and anti-corrosion materials to the repair area as necessary. Anti-Corrosion Treatment and Repair
  1. Paint the repaired area. Basecoat/Clearcoat Paint Systems
  2. Install all related panels and components.
  3. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  4. Enable the SIR System. SIR Disabling and Enabling.