3BAR Manifold Pressure MAP Sensor 1982-2004 Buick, GMC, Cadillac, Chevrolet, GEO In order to avoid return hassle and save yours and our time, you must cross-check indicated reference part numbers against those found on your old unit. Do not rely on vehicles compatibility list, which is presented for the reference purpose and shouldn't be your guide to determine compatibility. If you are unsure, you may call local dealership (auto parts dept.) to obtain correct part numbers or ask your mechanic. If you would like us to help you, please contact us and provide your vehicle's detailed info such as: Make/Model/Year/Engine/Full VIN# and we will do our best to find compatibility. PART REFERENCE NUMBERS: OEM: AIRTEX/WELLS: 16040749 12223861 12223861K 5S2556 SU504 STANDARD MOTOR: AC-DELCO: AS210 2131562 213101 DELPHI: PS10081 *Please cross-check indicated OEM reference codes against those found on your current unit. You may call local dealership (auto parts dept.) to obtain correct numbers. COMPATIBLE VEHICLES: * Models presented for reference purpose only! MAKE / MODEL: YEAR: BUICK CENTURY 1982-2004 ELECTRA 1985 ELECTRA ESTATE WAGON 1988-1989 ESTATE WAGON 1990 LESABRE ESTATE WAGON 1988-1989 REGAL 1985-1996 RENDEZVOUS 2002-2003 RIVIERA 1985 ROADMASTER 1991-1996 SKYHAWK 1982-1989 SKYHAWK (CAN) 1983-1984 SKYLARK 1982-1998 SOMERSET 1987 SOMERSET REGAL 1985-1986 CADILLAC BROUGHAM 1990-1992 CIMARRON 1983-1988 DEVILLE 1985 ELDORADO 1985 FLEETWOOD 1993-1996 FLEETWOOOD BROUGHAM (FWD) 1985 FLEETWOOD BROUGHAM (RWD) 1985-1990 SEVILLE 1985 CHEVROLET ASTRO VAN 1985-1994 BERETTA 1987-1996 BERETTA GTZ 1993 BLAZER 4x2 1987 BLAZER 4x4 1988-1994 BLAZER S10 / T10 1985-1994 CAMARO 1982-1995 CAMARO IROC-Z 1990 CAMARO RS 1992-1993 CAMARO Z28 1991-1997 CAVALIER 1983-1997 CAVALIER (CAN) 1984 CITATION 1982-1983 CITATION II 1984-1985 CORSICA 1987-1996 CORVETTE 1982-1992 CORVETTE LT1 1993-1996 CORVETTE LT4 1996 CORVETTE ZR1 1990-1995 EL CAMINO 1985-1987 IMPALA 2000-2004 LLV 1987-1995 LUMINA 1990-2001 LUMINA APV 1990-1996 LUMINA COUPE 1991-1994 LUMINA EURO COUPE 1992 MALIBU 1997-2003 MONTE CARLO 1985-2004 MONTE CARLO Z34 1995 PICKUP C1500 / K1500 1988-1996 PICKUP C2500 / K2500 1988-1998 PICKUP C3500 / K3500 1988-1995 PICKUP S10 / T10 1985-1997 SUBURBAN C1500 / C2500 / K1500 1992-1995 SUBURBAN C2500 1992-1995 TAHOE 1995-1998 VAN G10 1987-1995 VAN G20 1984-1995 VAN G30 1987-1996 VAN EXPRESS G3500 1996 VENTURE 1997-2004 GEO STORM 1990-1993 STORM GSi 1991-1993 GMC CABALLERO 1985-1987 JIMMY (FULL SIZE) 1987-1991 JIMMY S15 / T15 1985-1994 SONOMA 1991-1997 ENVOY XL 2003-2004 JIMMY S15/T15 1996-2001 SAFARI VAN 1985-1994 TYPHOON 1992-1993 VAN G1500 1987-1995 VAN G2500 1984-1995 VAN G3500 1987-1996 YUKON 1992-1997 ISUZU HOMBRE 1996-1997 PICKUP 1987-1995 RODEO 1991-1997 STYLUS 1991 TROOPER 1992-1997 TROOPER II 1987-1991 TROOPER LX 1993-1995 OLDSMOBILE ACHIEVA 1992-1998 ALERO 1999-2004 CALAIS 1985-1987 CUTLASS 1985-1999 CUTLASS CALAIS 1988-1991 CUTLASS CIERA 1982-1996 CUTLAS SUPREME 1985-1997 FIRENZA 1982-1988 FIRENZA (CAN) 1983-1984 OMEGA 1982-1984 SILHOETTE 1990-2004 TORONADO 1985 PONTIAC 2000 1983-1984 6000 1982-1991 AZTEK 2001-2003 BONEVILLE 1986 FIERO 1984-1988 FIREBIRD 1982-1997 GRAND AM 1985-2004 GRAND PRIX 1986-2003 J2000 1982-1984 LEMANS 1988-1993 MONTANA 1999-2004 PARISIENNE 1985-1986 PHOENIX 1982-1984 SAFARI WAGON 1988-1989 SUNBIRD 1985-1994 SUNFIRE 1995-1997 TRANS SPORT 1990-1998