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2003
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Envoy 4WD L6-4.2L VIN S
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Driveline - AWD/4WD System/Lamps Inoperative
Driveline - AWD/4WD System/Lamps Inoperative
This TSB number 02-04-21-006A, dated 10/01/02 has been superceded by TSB number 02-04-21-006E , dated 07/20/06