TechnicianVision · Knowledge base
General Motors: Who Requires Or Recommends MIG Brazing?
I-CAR · December 30, 2020 · General Motors, Chevrolet, GMC, Buick, Cadillac
Summary
This article clarifies General Motors' position on MIG brazing, stating that despite general manual references, GM only approves MIG brazing to replace factory MIG brazing. Technicians must only perform MIG brazing where specifically indicated in vehicle-specific repair procedures and must use 8 mm x 16 mm slotted holes when applicable.
What to do on the job
Only perform MIG brazing where specifically designated in the vehicle-specific repair procedures to replace factory MIG brazing, and use 8 mm x 16 mm slotted holes as required.
How to use it
Use this document to defend repair plans against insurers who may push for MIG brazing as a generic substitute for spot welds. This document proves that GM strictly limits MIG brazing to locations where it was used during factory assembly and explicitly detailed in the vehicle-specific service manual.
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