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Sierra 2500 4WD V8-6.6L DSL Turbo
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A/T - Fluid/Oil Leak from Transmission Vent
A/T - Fluid/Oil Leak from Transmission Vent
This TSB number 10-07-30-001C, dated 04/13/11 has been superceded by TSB number 10-07-30-001D , dated 02/22/13