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2003
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K 1500 Yukon 4WD V8-5.3L VIN T
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Superceded Bulletins
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Drivetrain - 4WD Light ON/4WD Inoperative
Drivetrain - 4WD Light ON/4WD Inoperative
This TSB number 03-04-21-001, dated 02/01/03 has been superceded by TSB number 03-04-21-001D , dated 12/04/03