Hello Allen,

An SAE Paper search provides a long list, SAE Papers I've found useful regarding GDI deposit problems included:

SAE Paper 2001-01-2030, 2001-01-2028, 2001-01-1202, 2000-01-2021, 1999-01-3690, 1999-01-3656, 1999-01-1498, 970627.

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