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2003
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Envoy 4WD V8-5.3L VIN P
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A/C - Poor Rear Seat Heater Performance
A/C - Poor Rear Seat Heater Performance
This TSB number 05-01-37-002, dated 05/09/05 has been superceded by TSB number 05-01-37-002A , dated 11/01/05