COOLING SYSTEM GlRILLE QIL SYSTEM 1 800 CONNllECTOR RELAY SENSOlR SWITCH Oil Pressure or Temperature COl h I 87 90 H ELEK GA CSTR lJ52 GA UB3 GA CSTR U21 1647135 1 28 50 SENSOR F PMP SW ENG OIL PRESS GA 3 BLADE TERM 1 4 18 THD PGO 10 64 90 91 H 3 8C LN3 GA U 33 GA CSTR U2 I ELE GA CSTR U52 1644131 1 26 50 SENSOR F PMP SW ENG OIL PRESS GA 4 BLADE TERM 1 4 18 THD PG3 49 58 92 H 3 8L L27 GA UEI3 25605389 1 20 112 SENSOR F PMP SW ENG OIL PRESS GA 4 BLADE TERMINAL 1 4 18 THD PG3 54 41 86 H DIGITAL U52 10045775 1 N I SENSOR OIL PRESS F PUMP SW 3 BLADE TERM 8O PSI 1 4 18 THD PGO 10 64 89 H SPEEDO TRIP ODOM lJ23 25037205 1 N SWITCH F PMP ENG OIL PRESS IND 3 BLADE TERM 1 4 18 THD PGO 10 64 90 91 H SPEEDO TRIP OD OM lJ23 25535479 1 11 30 SWITCH F PMP ENG OIL PRESS IND 4 BLADE TERM 1 4 18 THD 92 H SPEEDO TRIP OD OM U23 25535479 1 11 30 SWITCH F PMP ENG OIL PRESS IND B6 H EXC RAl LY GA UI4 DIGITALU52 25036378 1 N SWITCH OIL PRESS 3 BLADE TERM 1 4 18 THD PGO 10 64 86 H EXC DIGITAL U52 25036378 1 N i SWITCH OIL PRESS IND F PUMP 3 BLADE TERM 1 4 18 THD PGO 10 64 87 88 H EXC DIGITAL U52 3A UB3 U21 25037205 1 N Il SWITCH OIL PRESS IND F PUMP 3 BLADE TERM 1 4 18 THD PGO 10 64 1 803 GAGE Oil Pressure Gage NOTE FOR 1985 1991 REFER TO INSTRUMENT Cl USTER ZIHART GRP 9 735 1 836 FILTER Oil Filter NOTE SEE GROUP 2 270 FOR TUNE UP PARTS CHART 86 H 3 8B 3 25010792 I N ll FILTER O L PF47 PGO 3 55 86 87 H 3 0L 25010792 1 N l FILTER O L PF47 PGO 3 55 87 H 3 8 3 25010792 1 N I FILTER OlL PF47 PGO 3 55 88 91 H 3 8C LN3 25010792 I N ll FILTER OlL PF47 PGO 3 55 92 H 3 8L L27 25010792 1 N ll FILTER OIL PF47 PGO 3 55 1 837 VALVEE Oil Filter 86 87 H 25011523 1 4 45 VALVE OIL FLTR BYPASS PGO 3 57 91 H 3 8C LN3 25010497 I 3 85 VALVE OIL FLTR BYPASS PGO 26 72 1 840 AD AF TER BOLT CLlP GASI llET PAN RETAINER STUD Oil Filter 86 H 3 0L 3 8B 3 25537083 1 49 00 ADAPTER OIL FLTR W BYPASS VLV PGO 10 63 87 88 H 3 8 3 25537083 1 49 00 ADAPTER OIL FLTR W BYPASS VLV PGO 10 63 88 91 H 3 8C LN3 25537083 1 49 00 ADAPTER OIL FLTR W BYPASS VLV PGO 10 63 92 H 3 8L L27 2ND lDES 24500371 1 58 75 ADAPTER OIL FLTR W BYPASS VLV HAS A VERTICAL MOUNTED OIL FILTER AND ADAPTER CSTG 24500345 PGO 35 77 92 H 3 8L L27 1ST DES 24501300 I 49 50 ADAPTER OIL FLTR W BYPASS VLV HAS A HORIZONTAL MOUNTED OIL FILTER AND ADAPTER CSTG 25535435 PGO 35 77 86 H 3 88 3 25534181 4 78 BOLT FLTR ADAP 5 16 18X1 53 01 113 PGO 3 52 87 88 H 3 8 3 25534181 4 78 BOLT FLTR ADAP 5 16 18X1 53 01 113 PGO 3 52 88 91 H 3 8C LN3 25534181 4 78 BOLT OIL FLTR ADAP 5 16 I8X1 53 01 113 PGO 3 52 92 H 3 8L L27 52362086 1 19 CLIP OIL FLTR DRIP PAN 86 89 H 25534742 1 1 20 GASKET OIL FLTR ADAP PGO 3 56 88 91 H 3 8C LN3 25537087 1 52 GASKET OIL FLTR ADAP PGO 26 69 92 H 3 8L L27 25534742 1 1 20 GASKET OIL FLTR ADAP PGO 3 56 92 H 3 8L L27 24500643 1 3 10 PAN OIL FLTR DRIP 92 H 3 8L L27 24501057 1 25 RETAINER OIL FLTR DRIP PAN TO TRANS EXT PUSH IN 1992 GENERAL MOTORS SERVICE PARTS OlPERATIONS BUICK 44H t 4 92 1 21 1 800 1 840