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Home >> Mercedes Benz >> 2018 >> GLS550 >> Repair and Diagnosis >> Collision >> Body Panels >> Collision - Roof - 166 Chassis >> Testing & Repair >> Prepare Center Roof Paneling For Installation - Ar65.10-P-1000-03GY

Prepare Center Roof Paneling For Installation - Ar65.10-P-1000-03GY

Model 164.1 

with code 414 (Sliding sunroof) 

Model 166 

with code 414 (Sliding sunroof) 

Shown on model 164.1 

  1. Grind mating surfaces down to bare metal in crosshatched areas A to D.

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

    G12084385Courtesy of MERCEDES-BENZ USA
  2. Grind mating surfaces down to bare metal in crosshatched areas AA, AB, BA and DA.

    IMPORTANT Only on model 164.1

  3. Remove shavings.
  4. Coat insides of spot weld flanges with zinc dust paint.
    G12084386Courtesy of MERCEDES-BENZ USA