CHEVROLET EXHAUST EMISSION TUNE UP LABELS EMISSION YEAR MODEL AND USAGE CODE STANDARDS PART NO 1983 X 2 8Z w M T M17 DSN Fcd 14065547 1983 X 2 8Z w M T M17 DSR Fed 14065548 1983 X 2 8X w A T MD9 DSU Calif 14065551 1983 X 2 8X W IVI T M19 DSW Calif 14065552 1983 X 2 8Z w A T MD9 DTA Calif 14065556 1983 X 2 8Z w M T M17 DTB Calif 14065557 1983 X 2 8Z w M T M17 DTC Calif 14065558 1983 X 2 8X w M T MD9 NM5 Export Canada NM8 Export DUN 14065578 1983 X 2 8X w M T M19 NM5 Export Canada NM8 Export DUR 14065579 1983 X 2 8X w M T M19 NM5 Export Canada exc NM8 Export DAF 14062281 1983 X 2 8X w A T MD9 NM5 Export Canada exc NM8 Export DAH 14062282 WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION 89 Y 470