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Home >> Mercedes Benz >> 2021 >> GLS63 AMG >> Repair and Diagnosis >> Collision >> Body Panels >> Collision - Front End And Fire Wall - 167 Chassis >> Front End And Fire Wall Body Repair >> Upper Front Longitudinal Member Partial Removal - Ar62.20-P-1287-01ME

Upper Front Longitudinal Member Partial Removal - Ar62.20-P-1287-01ME

Model 167 

IMPORTANT The following operation steps are shown on the left side of the vehicle in model 167.1. In case of damage on the right side of the vehicle, these steps must be performed analogously.

The higher-level service document as well as the safety information in the service document must be observed.

  1. Expose solder seam at striker plate (2) and cut off (area A).
  2. Expose spot welds at striker plate (2) and cut off (areas B).
  3. Remove striker plate (2).
    G14791332Courtesy of MERCEDES-BENZ USA
  4. Mark separating point on strut (3) and cut (area L).
  5. Expose spot welds on strut (3) and cut out (areas C).
    G14791349Courtesy of MERCEDES-BENZ USA
  6. Heat strut (3) in crosshatched areas.

    IMPORTANT Cross-hatched areas are bonded with adhesive.

  7. Remove strut (3).
    G14791350Courtesy of MERCEDES-BENZ USA
    G14791351Courtesy of MERCEDES-BENZ USA
  8. Expose and separate solder seams on striker plate (4) (area D).
  9. Expose spot welds on striker plate (4) and cut off (areas E).
  10. Remove striker plate (4).
  11. Expose spot welds on bracket (1.1) and cut off (area F).
  12. Take off the bracket (1.1).
    G14791386Courtesy of MERCEDES-BENZ USA
  13. Mark the separating point on the upper front longitudinal member (1) and cut (area G).

    NOTES Do not cut too deeply. Otherwise the components below can be damaged and weakened.

    IMPORTANTDimensions  :

    g = approx. 77 mm.

    G14791387Courtesy of MERCEDES-BENZ USA
  14. Expose spot welds on the upper front longitudinal member (1) and cut off (areas H, K).
  15. Bend open sheet metal lug (arrow).
    G14791388Courtesy of MERCEDES-BENZ USA
  16. Heat upper front longitudinal member (1) in crosshatched areas.

    IMPORTANT Cross-hatched areas are bonded with adhesive.

  17. Remove upper front longitudinal member (1).
    G14791389Courtesy of MERCEDES-BENZ USA
    G14791390Courtesy of MERCEDES-BENZ USA
  18. Sand down mating surfaces to bare metal in cross-hatched areas.

    IMPORTANT Sand down spot weld flanges to bare metal on both sides.

  19. Remove grinding dust and drill chips.
  20. Coat insides of spot weld flanges with zinc dust paint.

    NOTES Do not coat bonding surfaces with zinc dust paint (areas M).

    Otherwise adhesion problems may occur.

    IMPORTANT Observe pretreatment of bonding surfaces.

  21. Sand down mating surfaces to bare metal in cross-hatched areas.

    IMPORTANT Sand down spot weld flanges to bare metal on both sides.

  22. Remove grinding dust and drill chips.
  23. Coat insides of spot weld flanges with zinc dust paint.

    NOTES Do not coat bonding surfaces with zinc dust paint (areas N).

    Otherwise adhesion problems may occur.

    IMPORTANT Observe pretreatment of bonding surfaces.

    G14791391Courtesy of MERCEDES-BENZ USA