FUEL EXHAUST CARBLIIRETION 3 675 BLOCK CONNECTOR GASKET HARNESS NUT PIPE Emission Control Co1n t 86 H 3 0L 25526357 1 17 75 HARNESS PCV PURGE FUEL PRESS REG PGO 7 23 A 88 91 H 3 8C LN3 25531805 1 1 7 CI NUT VLV ADAPT PIPE O9 667 88 91 H 3 8C LN3 25532504 1 18 65 PIPE EGR VLV EXH MANIF TO EGR VLV ADAP PG3 49 15 3 680 ADAPTER GASKET PLUG STUD Emission Control 88 91 H 3 8C LN3 25530446 1 61 75 ADAPTER EGR VLV THROT BODY 03 335 PG3 49 28 88 91 H 3 8C LN3 25532503 1 8 151 ADAPTER EGR VLV TO THROT BODY ADAPT O3 671 PG3 49 19 86 87 H 25530599 1 851 GASKET EGR VLV PG3 38 66 88 H 3 8 3 25530599 1 851 GASKET EGR VLV PG3 38 66 88 91 H 3 8C LN3 25535027 1 79 GASKET EGR VLV PG3 49 18 86 87 H 1635540 2 1 50 STUD EGR VLV 03 275 PG3 37 17 88 H 3 8 3 LG3 LEADED FUEL EMIS NM8 EXPORT 25509274 1 68 PLUG EXH OXY SEN HOLE 08 971 89 91 H 3 8C LN3 LEAOED FUEL EMIS NM8 EXPORT 25509274 1 68 PLUG EXH OXY SEN HOLE 08 971 92 H 3 8L L27 LEADED FUEL A EMIS NM8 EXPORT 25509274 1 68 PLUG OXY SEN I IOLE O8 971 3 682 BFIAC KET BUFFER CONNECTOR GASKET SEALER SENSOR SHIELD Emission Control Sensors NOTE FOR 1988 91 AIR FLOW SENSOR REFER TO A R CLEANER CHART THROTTLE BODY CHART 86 H A C C60 25515879 1 1 IE I0 BRACKET VEH SPD SEN BUFFER PG3 38 57 87 H 25526139 1 44 BRACKET VEH SPD SEN BUFFER PG3 38 57 88 H 3 8 3 A C C60 25515879 1 1 30 BRACKET VEH SPD SEN BUFFER PG3 38 57 86 H 25071437 1 49 50 BUFFER VEH SPD SEN PG3 37 56 87 H 25071223 1 34 50 BUFFER VEH SPD SEN PG3 41 56 88 H 3 8 3 25071223 1 34 50 BUFFER VEH SPD SEN PG3 41 56 92 H 12101899 1 16 55 CONNECTOR ENG COOL TEMP SEN BLACI 08 965 88 92 H 12085495 1 24 25 CONNECTOR MASS AIR FLOW SEN W LEADS 02 535 87 89 H 12085498 AR 19 05 CONNECTOR VEH SPD SEN 2F M P 280 W LEADS 02 535 92 H 12101899 1 16 55 CONNECTOR VEH SPD SEN BLACK 08 965 89 91 H 3 8C LN3 5617102 1 4 GASKET OXY SEN 03 670 PGO 41 110 92 H 3 8L L27 5617102 1 4 GASKET OXY SEN 03 670 PGO 41 110 86 89 H 5613695 1 36 75 SEALER OXY SEN PGO 41 111 90 91 H 3 8C LN3 5613695 1 36 75 SEALER OXY SEN HOLE PLUG PGO 41 111 92 H 3 8L L27 5613695 AR 36 75 SEALER OXY SEN HOLE PLUG PGO 41 111 86 H 25036751 1 N L SENSOR A CL AIR TEMP 2 BLADE TERM 3 8 18 THD STAMPED AC12V 92 H 3 8L L27 25037313 1 29 00 SENSOR A CL AIR TEMP 03 415 PG3 24 1 90 91 H 3 8C LN3 25036979 I N l SENSOR ENG COOL TEMP NTERFACES W ECM 2 BLADE TERM NAL 3 8 18 THD 01 150 PG3 38 65 92 H 3 8L L27 25036979 1 N L SENSOR ENG COOL TEMPUNTERFACES W ECM REQUIRED WHEN CHECK ENGINE LIGHT GOES ON WITH CODES 14 OR 15 2 BLADE TERMINAL 3 8 18 THD O1 150 PG3 38 65 88 91 H 3 8C LN3 25105107 1 28 57 SENSOR EXH OXY WITH WIRE LEAD 1 W RE M18X1 5 THD PG3 38 70 92 H 3 8L L27 25105107 1 28 57 SENSOR EXH OXY 1 W RE M18X1 5 THD PG3 38 70 86 87 H 25105107 1 28 57 SENSOR EXH OXYGEN 1 WIRE PG3 38 70 86 H 25007936 1 135 00 SENSOR MASS AIR FLOW PG3 21 8 87 H 25007834 1 13500 SENSOR MASS AIR FLOW PG3 21 8 88 H 3 8 3 25007834 1 135 00 SENSOR MASS AIR FLOW PG3 21 8 92 H 3 8L L2 7 24500737 1 165 00 SENSOR THROT BODY AIR FLOW PG3 19 1 t 1992 GENERAL MOTORS SERVICE PARTS 0PERATIONS BUICI 44I I j 4 92 zz z r 3 675 3 682