When preparing a design under GCCH-1, you must distinguish between different types of corporate documents: GCCH-1 Standard
of the GCCH-1 manual (revisions are often tied to specific vehicle programs). Review the Global SOR When preparing a design under GCCH-1, you must
: By using GCCH1, GM ensures that a control panel designed in North America is functionally and structurally identical to one in Europe or Asia, simplifying parts procurement and technician training. Key Technical Focus Areas When preparing a design under GCCH-1