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Sierra 1500 4WD V8-5.3L Hybrid
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04-00-89-020A - 10/01/05
04-00-89-020A - 10/01/05
This TSB number 04-00-89-020A, dated 10/01/05 has been superceded by TSB number 04-00-89-020B , dated 10/17/05