Preparing New Part

2023 BMW M3 Base, Standard TransSECTION Preparing New Part
  • Remove adhesive residue on the vehicle flange surfaces
  • Mark and carry out a separating cut (1)  on the outer wheel arch section as per the separating cut (2)  on the vehicle with a material allowance of 15 mm
    G14642083Courtesy of BMW OF NORTH AMERICA, INC.
  • Adjust the new outer wheel arch section together with the side panel

    Prepare the new part in areas (1)  and (2)  for joining by welding

    NOTE: TECHNICAL INFORMATION 
    For additional information see: SPOT-WELD BONDING STEEL COMPONENTS  .
    G14642084Courtesy of BMW OF NORTH AMERICA, INC.
  • In area (2)  , observe the procedure for the replacement of spot-welded adhesive joints for the standard production
  • Prepare area (1)  of separating cut for joining by welding
    G14642085Courtesy of BMW OF NORTH AMERICA, INC.
  • Prepare areas (1)  for joining by welding
    G14642086Courtesy of BMW OF NORTH AMERICA, INC.
  • Adjust new part C-pillar reinforcement
  • Prepare areas (1)  and (2)  for joining by welding
    G14642087Courtesy of BMW OF NORTH AMERICA, INC.
  • Adjust new part C-pillar support and prepare in areas (1)  for joining by welding
G14642088Courtesy of BMW OF NORTH AMERICA, INC.

Replacing the coarse thread bolt and threaded weld bolts (steel surface) 

NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details
  • Replace the coarse thread bolt (1)  and the threaded weld bolt (2) 

    Parts:  Coarse thread bolt, threaded weld bolt

    Take the number and position from the component to be replaced or the add-ons

  • Weld the coarse thread bolt (1)  and threaded weld bolt (2)  onto the new part
G14194403Courtesy of BMW OF NORTH AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.