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2008
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Sierra 3500 2WD V8-6.6L DSL Turbo
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Navigation Radio - Adaptation After Radio/Battery R/R
Navigation Radio - Adaptation After Radio/Battery R/R
This TSB number 08-08-44-023, dated 06/18/08 has been superceded by TSB number 08-08-44-023A , dated 05/23/11