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Sierra 2500 4WD V8-6.6L DSL Turbo
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09-08-64-012B - 11/01/2010
09-08-64-012B - 11/01/2010
This TSB number 09-08-64-012B, dated 11/01/10 has been superceded by TSB number 09-08-64-012C , dated 11/22/10