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K 1500 Truck 4WD V8-6.0L VIN U
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Emissions - MIL/SES ON/DTC P0446 Set
Emissions - MIL/SES ON/DTC P0446 Set
This TSB number 02-06-04-037D, dated 04/16/08 has been superceded by TSB number 02-06-04-037J , dated 03/20/12