Walker 250-21001 | Oxygen Sensor

Part Number
250-21001
Oxygen Sensor 1-W Direct Fit

Fits: AM General Hummer, American Motors Eagle, Buick Century, Buick Commercial Chassis, Buick Electra, Buick Estate Wagon, Buick LeSabre, Buick Park Avenue, Buick Reatta, Buick Regal, Buick Riviera, Buick Roadmaster, Buick Skyhawk, Buick Skylark, Buick Somerset, Buick Somerset Regal, Cadillac Brougham, Cadillac Cimarron, Cadillac Commercial Chassis, Cadillac DeVille, Cadillac Eldorado, Cadillac Fleetwood, Cadillac Seville, Chevrolet Astro, Chevrolet Beretta, Chevrolet Blazer, Chevrolet C10, Chevrolet C10 Suburban, Chevrolet C1500, Chevrolet C1500 Suburban, Chevrolet C20, Chevrolet C20 Suburban, Chevrolet C2500, Chevrolet C2500 Suburban, Chevrolet C30, Chevrolet C35, Chevrolet C3500, Chevrolet C3500HD, Chevrolet Camaro, Chevrolet Caprice, Chevrolet Cavalier, Chevrolet Celebrity, Chevrolet Chevette, Chevrolet Citation, Chevrolet Citation II, Chevrolet Corsica, Chevrolet Corvette, Chevrolet El Camino

Special Price $20.00 Regular Price $23.99
---------OR---------
In stock
Free Shipping
Estimated Ship Date: 1 Business Day or Less
Walker Products Engine Management and Oxygen/Air-Fuel sensors have been engineered and developed to be an Original Equipment Manufacturers replacement for many vehicles worldwide. Every part number is manufactured for the specific application, fitment position on the vehicle, and will provide the relevant diagnostic system feedback as required by the ECU. Newer vehicles will store fault codes in the ECU, some will relate to the affected sensor and its associated systems. A failed sensor might make itself known by causing the engine to run poorly, increase fuel consumption, exhaust emissions, or illuminating a (MIL) malfunction indicator light. The sensor, wiring harness, and connector should also be checked for physical damage. This will most likely also cause their operational life to be shortened. We are an Automotive ISO9001/TS 16949 certified company, with un-paralleled customer service, marketing, and shipping. Our electronic and paper catalogs are designed for today’s fast paced marketplace, along with our eye catching packaging. Since 1946, Walker Products has been the number one choice for the engine management sensors and fuel system components needed for your vehicle.


BRAND: Walker Products




FEATURES:


  • Walker Products 250-21001 Oxygen Sensor 1-W Direct Fit
  • Walker Premium Oxygen Sensors are 100% OEM quality. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements.
  • Designed to meet or exceed OE specifications in form, fit and function. Global coverage for import and/or domestic applications. Direct fit replacement. Performance meets or exceeds OE performance. Increase fuel economy and lower emissions
  • Walker Products 250-21001 O2 Sensor
  • 1999-1980 AM General,American Motors,Buick,Cadillac,Chevrolet,Geo,GMC,Isuzu,Jeep,Oldsmobile,Pontiac,Renault,Suzuki| 6000(2.5L,2.8L,3.1L),88(3.8L),98(3.0L,3.8L,4.1L,5.0L),Achieva(2.3L,2.4L,3.3L),Alliance(1.4L,1.7L),Amigo(2.3L,2.6L),Astro(2.5L,4.3L),Beretta(2.0L,2.2L,2.3L,2.8L,3.1L),Blazer(5.0L,5.7L),Bonneville(3.8L,4.1L,4.3L,5.0L),Bravada(4.3L),Brougham(5.0L,5.7L),C10 Suburban(5.0L,5.7L),C10(4.1L,4.3L,5.0L,5.7L),C1500 Suburban(5.0L,5.7L),C1500(4.1L,4.3L,5.0L,5.7L,7.4L),C20 Suburban(5.0L,5.7L,7.4L),C20(4.1L,4.3L,4.8L,5.0L,5.7L,7.4L),C2500 Suburban(5.0L,5.7L,7.4L),C2500(4.1L,4.3L,5.0L,5.7L,7.4L),C30(4.8L,5.7L,7.4L),C3500(5.7L,7.4L),C3500HD(5.7L,7.4L),Caballero(3.8L,4.3L,5.0L),Calais(2.3L,2.5L,3.0L),Camaro(2.5L,2.8L,3.1L,3.4L,5.0L,5.7L),Caprice(3.8L,4.3L,4.4L,5.0L,5.7L),Cavalier(1.8L,2.0L,2.2L,2.3L,2.4L,2.8L,3.1L),Celebrity(2.5L,2.8L,3.1L),Century(2.2L,2.5L,2.8L,3.0L,3.3L,3.8L),Cherokee(2.8L),Chevette(1.6L),Cimarron(1.8L,2.0L,2.8L),Citation II(2.5L,2.8L),Citation(2.5L,2.8L),Comanche(2.8L),Commercial Chassis(4.1L,5.0L,5.7L),Corsica(2.0L,2.2L,2.8L,3.1L),Corvette(5.7L),Custom Cruiser(5.0L,5.7L),Cutlass Calais(2.3L,2.5L,3.0L,3.3L,3.8L,4.3L,5.0L),Cutlass Ciera(2.2L,2.5L,2.8L,3.0L,3.3L,3.8L),Cutlass Cruiser(2.5L,2.8L,3.3L,3.8L,4.3L,5.0L),Cutlass Salon(3.8L,5.0L),Cutlass Supreme(2.3L,2.8L,3.1L,3.4L,3.8L,4.3L,5.0L),Delta 88(3.0L,3.8L,4.3L,5.0L),DeVille(4.1L,4.3L),Eagle(4.2L),El Camino(3.8L,4.3L,5.0L),Eldorado(4.1L,5.7L),Electra(3.0L,3.8L,4.1L,5.0L),Encore(1.4L,1.7L),Estate Wagon(5.0L),Fiero(2.5L,2.8L),Firebird(2.5L,2.8L,3.1L,3.4L,3.8L,5.0L,5.7L),Firenza(1.8L,2.0L,2.8L),Fleetwood(4.1L,4.3L,5.0L,5.7L),G10(4.1L,4.3L,5.0L,5.7L),G1500(4.1L,4.3L,5.0L,5.7L),G20(4.1L,4.3L,5.0L,5.7L),G2500(4.1L,4.3L,5.0L,5.7L),G30(4.1L,4.3L,5.0L,5.7L,7.4L),G3500(4.1L,4.3L,5.7L,7.4L),Grand Am(2.0L,2.3L,2.4L,2.5L,3.0L,3.3L),Grand Prix(2.3L,2.8L,3.1L,3.4L,3.8L,4.1L,4.3L,5.0L),Hombre(2.2L),Hummer(5.7L),I-Mark(1.5L,1.6L,1.8L),Impala(3.8L,4.4L,5.0L,5.7L),Impulse(1.9L,2.0L,2.3L),J10(4.2L),J2000 Sunbird(1.8L,2.
  • Oxygen Sensor
  • Engine Management, OEM Replacement, Oxygen Sensor, Catalytic Converter Failure, Rich Fuel Mixture, O2 Sensor, O2
  • Walker Products 250-21001 Oxygen Sensor 1-W Direct Fit


SPECIFICS:


CA_Prop65_NickelWARNING: This product can expose you to chemicals, including Nickel and Nickel Alloyed Stainless Steel, which are known to the State of California to cause cancer or birth defects or other reproductive harm. www.p65warnings.ca.gov
Connector GenderFemale
Connector ShapeRadiused Polygon
Mounting TypeThreaded
Overall Length15.67
Sensor TypeNon Heated
Thread Diameter18.0
Universal Or Specific FitSpecific
Wire Gauge Measurement20
Wire Quantity1
Wiring Harness Length12.13





APPLICATIONS:


  • 1983-1986 Chevrolet C10 Suburban - Position: Upstream
  • 1982-1989 Isuzu I-Mark - Position: Upstream
    • B1S1
  • 1987-1993 Chevrolet Beretta - Position: Upstream
  • 1992-1992 Chevrolet Metro - Position: Upstream
    • B1S1
  • 1982-1991 Pontiac 6000 - Position: Upstream
  • 1991-1992 Cadillac Brougham - Position: Upstream Left
  • 1987-1991 GMC V3500 - Position: Upstream
  • 1982-1982 Cadillac Fleetwood - Position: Upstream
  • 1990-1995 Pontiac Trans Sport - Position: Upstream
  • 1991-1992 Cadillac Brougham - Position: Upstream Right
  • 1982-1993 Pontiac Grand Prix - Position: Upstream
  • 1988-1991 Oldsmobile Cutlass Calais - Position: Upstream
  • 1982-1993 Buick Riviera - Position: Upstream
  • 1988-1995 Chevrolet C3500 - Position: Upstream
  • 1983-1986 Chevrolet K20 - Position: Upstream
  • 1991-1993 Isuzu Stylus - Position: Upstream
    • B1S1
  • 1986-1986 GMC C1500 Suburban - Position: Upstream
    • Calif-ESV Only
  • 1987-1987 Chevrolet V20 - Position: Upstream
  • 1987-1987 GMC V1500 - Position: Upstream
  • 1986-1986 Renault Encore - Position: Upstream
    • B1S1
  • 1987-1991 GMC R2500 Suburban - Position: Upstream
  • 1985-1988 GMC S15 Jimmy - Position: Upstream
    • B1S1
  • 1983-1983 GMC S15 Jimmy - Position: Upstream
    • B1S1
  • 1983-1988 Chevrolet S10 Blazer - Position: Upstream
    • B1S1
  • 1992-1995 GMC K2500 Suburban - Position: Upstream
  • 1985-1985 Buick Somerset Regal - Position: Upstream
  • 1982-1984 Oldsmobile Cutlass Calais - Position: Upstream
  • 1992-1998 Oldsmobile Achieva - Position: Upstream
    • B1S1
  • 1987-1990 Oldsmobile Cutlass Cruiser - Position: Upstream
    • B1S1
  • 1987-1993 Oldsmobile Cutlass Cruiser - Position: Upstream
  • 1999-1999 Pontiac Grand Am - Position: Upstream
    • w/o EGR Valve B1S1
  • 1985-1987 Cadillac Seville - Position: Upstream
  • 1983-1986 GMC C1500 Suburban - Position: Upstream
  • 1982-1993 Pontiac Bonneville - Position: Upstream
  • 2003-2005 Chevrolet Vectra - Position: Upstream
    • B1S1
  • 1987-1992 Chevrolet Sprint - Position: Upstream
    • B1S1
  • 1980-1995 Chevrolet G20 - Position: Upstream
  • 1985-1985 Chevrolet C20 Suburban - Position: Upstream
    • Calif-ESV Only
  • 1992-1993 Oldsmobile 88 - Position: Upstream
  • 1982-1993 Buick Skylark - Position: Upstream
  • 1993-1993 Isuzu Pickup - Position: Upstream
    • To 9/92 B1S1
  • 1992-1995 GMC C1500 Suburban - Position: Upstream
  • 1987-1987 GMC R1500 - Position: Upstream
  • 1988-1995 Chevrolet C1500 - Position: Upstream
  • 1992-1995 GMC Yukon - Position: Upstream
  • 1985-1987 Oldsmobile Calais - Position: Upstream
    • B1S1
  • 1983-1991 GMC S15 Jimmy - Position: Upstream
  • 1987-1987 Chevrolet V10 - Position: Upstream
    • Calif-ESV
  • 2000-2000 Chevrolet P30 - Position: Upstream
  • 1981-1987 Pontiac T1000 - Position: Upstream
    • B1S1
  • 1991-1991 Oldsmobile Bravada - Position: Upstream
  • 1991-1998 GMC Sonoma - Position: Upstream
    • B1S1
  • 1986-1986 Jeep Comanche - Position: Upstream
  • 1987-1987 GMC V2500 - Position: Upstream
  • 1985-1990 Chevrolet Astro - Position: Upstream
    • B1S1
  • 1987-1990 Cadillac Brougham - Position: Upstream
  • 1982-1989 Buick Skyhawk - Position: Upstream
    • B1S1
  • 1988-1995 Chevrolet C2500 - Position: Upstream
  • 1989-1989 Geo Spectrum - Position: Upstream
    • B1S1
  • 1988-1994 Isuzu Pickup - Position: Upstream
    • B1S1
  • 1995-1995 Chevrolet Tahoe - Position: Upstream
    • Non-Heated
  • 1989-1991 Chevrolet V2500 Suburban - Position: Upstream
  • 1980-1982 Chevrolet LUV - Position: Upstream
    • B1S1
  • 1987-1988 Chevrolet R30 - Position: Upstream
  • 1982-1993 Buick LeSabre - Position: Upstream
  • 1985-1986 Cadillac Eldorado - Position: Upstream
  • 1985-1998 Pontiac Grand Am - Position: Upstream
    • B1S1
  • 1982-1985 Chevrolet Impala - Position: Upstream
  • 1993-1995 Chevrolet Camaro - Position: Upstream Left
  • 1993-1995 Pontiac Firebird - Position: Upstream Left
  • 1991-1992 Isuzu Rodeo - Position: Upstream
    • B1S1
  • 1987-1996 Chevrolet Corsica - Position: Upstream
    • B1S1
  • 1989-1991 Chevrolet R2500 Suburban - Position: Upstream
  • 1989-1993 Geo Metro - Position: Upstream
    • B1S1
  • 1984-1985 Pontiac J2000 Sunbird - Position: Upstream
    • B1S1
  • 1991-1993 GMC Sonoma - Position: Upstream
  • 1991-1993 Buick Commercial Chassis - Position: Upstream
  • 1984-1985 Chevrolet Citation II - Position: Upstream
    • B1S1
  • 1985-1988 Cadillac Cimarron - Position: Upstream
  • 1992-1995 GMC K1500 Suburban - Position: Upstream
  • 1982-1992 Buick Regal - Position: Upstream
  • 1996-1998 Isuzu Hombre - Position: Upstream
    • B1S1
  • 1987-1988 Chevrolet R10 Suburban - Position: Upstream
  • 1983-1986 Chevrolet C20 - Position: Upstream
  • 1984-1987 Jeep Wagoneer - Position: Upstream
  • 1987-1995 Chevrolet LLV - Position: Upstream
    • B1S1
  • 1982-1990 GMC S15 - Position: Upstream
    • B1S1
  • 1985-1987 Oldsmobile Cutlass Salon - Position: Upstream
  • 1992-1995 Chevrolet K2500 Suburban - Position: Upstream
  • 1982-1982 Cadillac Eldorado - Position: Upstream
  • 1990-1995 Chevrolet Lumina APV - Position: Upstream
  • 1992-1995 Chevrolet C2500 Suburban - Position: Upstream
  • 1988-1995 GMC K3500 - Position: Upstream
  • 1987-1987 Chevrolet R20 - Position: Upstream
    • Calif-ESV
  • 1984-1985 Chevrolet Citation II - Position: Upstream
  • 1982-1995 GMC G2500 - Position: Upstream
  • 1985-1988 Chevrolet Spectrum - Position: Upstream
    • B1S1
  • 1993-1993 Oldsmobile Cutlass Supreme - Position: Upstream
    • Non Calif-ESV, 1 Wire Sensor
  • 1984-1989 Chevrolet Corvette - Position: Upstream
  • 1982-1984 Oldsmobile Omega - Position: Upstream
    • B1S1
  • 1982-1982 Chevrolet Corvette - Position: Upstream
  • 1993-1993 Cadillac Fleetwood - Position: Upstream
  • 1990-1993 Chevrolet Corvette - Position: Upstream Right
  • 1983-1989 Chevrolet P20 - Position: Upstream
  • 1983-1986 Chevrolet C30 - Position: Upstream
  • 1982-1998 Buick Skylark - Position: Upstream
    • B1S1
  • 1990-1991 Pontiac Grand Prix - Position: Upstream
    • B1S1
  • 1986-1986 Renault Encore - Position: Upstream
    • Connector-GM B1S1
  • 1982-1998 Chevrolet S10 - Position: Upstream
    • B1S1
  • 1991-1992 Isuzu Rodeo - Position: Upstream
  • 1989-1991 Chevrolet V3500 - Position: Upstream
  • 1982-1986 Cadillac Cimarron - Position: Upstream
    • B1S1
  • 1985-1987 Cadillac Commercial Chassis - Position: Upstream
  • 1982-1986 Pontiac Firebird - Position: Upstream
    • B1S1
  • 1987-1991 GMC V2500 Suburban - Position: Upstream
  • 1982-1995 GMC G1500 - Position: Upstream
  • 1987-1989 Pontiac Safari - Position: Upstream
  • 1985-1987 Oldsmobile Calais - Position: Upstream
  • 1982-1991 Pontiac 6000 - Position: Upstream
    • B1S1
  • 1989-1991 Chevrolet Tracker - Position: Upstream
    • B1S1
  • 1992-1995 Chevrolet K1500 Suburban - Position: Upstream
  • 1990-1993 Chevrolet Corvette - Position: Upstream Left
  • 1988-1995 Chevrolet K3500 - Position: Upstream
  • 1982-1987 GMC Caballero - Position: Upstream
  • 1985-1987 Cadillac DeVille - Position: Upstream
  • 1983-1986 GMC C1500 - Position: Upstream
  • 1985-1991 GMC Safari - Position: Upstream
  • 1983-1986 Chevrolet K5 Blazer - Position: Upstream
  • 1990-1994 Chevrolet Lumina - Position: Upstream
  • 1988-1989 GMC P2500 - Position: Upstream
  • 1982-1992 Pontiac Firebird - Position: Upstream
  • 1988-1991 Oldsmobile Cutlass Calais - Position: Upstream
    • B1S1
  • 1983-1986 Chevrolet K30 - Position: Upstream
  • 1987-1987 Chevrolet V10 - Position: Upstream
  • 1993-1993 Chevrolet Lumina - Position: Upstream
    • Non Calif-ESV
  • 1982-1993 Chevrolet Caprice - Position: Upstream
  • 1995-1995 Chevrolet Suburban 1500 - Position: Upstream
  • 1992-1993 Oldsmobile Achieva - Position: Upstream
  • 1982-1996 Oldsmobile Cutlass Ciera - Position: Upstream
    • B1S1
  • 1987-1988 Chevrolet R20 - Position: Upstream
  • 1991-1993 Buick Park Avenue - Position: Upstream
  • 1985-1994 Chevrolet Cavalier - Position: Upstream
  • 1982-1990 Buick Electra - Position: Upstream
  • 1990-1992 Suzuki Swift - Position: Upstream
    • B1S1
  • 1982-1983 Oldsmobile Cutlass Cruiser - Position: Upstream
  • 1987-1987 Chevrolet R10 - Position: Upstream
  • 1982-1987 Chevrolet El Camino - Position: Upstream
  • 1982-1992 Oldsmobile Cutlass Supreme - Position: Upstream
  • 1988-1995 Chevrolet K1500 - Position: Upstream
  • 1982-1983 Buick Estate Wagon - Position: Upstream
  • 1983-1986 Chevrolet K10 - Position: Upstream
  • 1987-1988 Chevrolet V30 - Position: Upstream
  • 1988-1995 GMC K1500 - Position: Upstream
  • 1982-1993 Oldsmobile Cutlass Ciera - Position: Upstream
  • 1982-1983 Chevrolet Malibu - Position: Upstream
  • 1988-1988 American Motors Eagle - Position: Upstream
  • 1985-1990 GMC Safari - Position: Upstream
    • B1S1
  • 1990-1994 Oldsmobile Silhouette - Position: Upstream
  • 1980-1996 Chevrolet G30 - Position: Upstream
  • 1993-1995 Chevrolet Camaro - Position: Upstream Right
  • 1984-1991 Isuzu Trooper - Position: Upstream
    • B1S1
  • 1992-1993 Pontiac Grand Am - Position: Upstream
  • 1987-1994 Chevrolet Suburban - Position: Upstream
  • 1994-1994 Geo Metro - Position: Upstream
    • Non Calif-ESV B1S1
  • 1982-1991 Oldsmobile Delta 88 - Position: Upstream
  • 1982-1984 Pontiac Phoenix - Position: Upstream
    • B1S1
  • 1988-1991 Buick Reatta - Position: Upstream
  • 1993-1993 Isuzu Rodeo - Position: Upstream
    • To 10/92 B1S1
  • 1983-1991 GMC Jimmy - Position: Upstream
  • 1983-1986 Chevrolet K20 Suburban - Position: Upstream
  • 1997-1998 Chevrolet Malibu - Position: Upstream
    • B1S1
  • 1982-1992 Chevrolet Camaro - Position: Upstream
  • 2004-2010 Chevrolet Tornado - Position: Upstream
    • B1S1
  • 1987-1987 Jeep J10 - Position: Upstream
  • 1980-1994 Chevrolet G10 - Position: Upstream
  • 1985-1988 Pontiac Fiero - Position: Upstream
  • 1982-1993 Chevrolet S10 - Position: Upstream
  • 1983-1986 Chevrolet C20 Suburban - Position: Upstream
  • 1982-1992 Oldsmobile Toronado - Position: Upstream
  • 1982-1983 Chevrolet Citation - Position: Upstream
  • 1993-1995 Pontiac Firebird - Position: Upstream Right
  • 1987-1994 Chevrolet Blazer - Position: Upstream
  • 1980-1987 Chevrolet Chevette - Position: Upstream
    • B1S1
  • 1989-1991 Isuzu Trooper - Position: Upstream
  • 1985-1987 Cadillac Fleetwood - Position: Upstream
  • 1984-1988 Pontiac Fiero - Position: Upstream
    • B1S1
  • 1987-1991 GMC V1500 Suburban - Position: Upstream
  • 1987-1991 GMC R1500 Suburban - Position: Upstream
  • 1982-1983 Pontiac J2000 - Position: Upstream
    • B1S1
  • 1985-1985 Buick Somerset Regal - Position: Upstream
    • B1S1
  • 1988-1993 Pontiac LeMans - Position: Upstream
    • B1S1
  • 1982-1983 Chevrolet Citation - Position: Upstream
    • B1S1
  • 1982-1990 GMC S15 - Position: Upstream
  • 1990-1991 Oldsmobile Cutlass Supreme - Position: Upstream
    • B1S1
  • 1982-1988 Oldsmobile Firenza - Position: Upstream
    • B1S1
  • 1992-1995 Chevrolet C1500 Suburban - Position: Upstream
  • 1986-1987 Buick Somerset - Position: Upstream
    • B1S1
  • 1982-1984 Pontiac Phoenix - Position: Upstream
  • 1982-1982 Cadillac DeVille - Position: Upstream
  • 1995-1996 AM General Hummer - Position: Upstream
  • 1989-1993 Isuzu Amigo - Position: Upstream
    • B1S1
  • 1987-1988 Chevrolet R20 Suburban - Position: Upstream
  • 1988-1995 GMC C3500 - Position: Upstream
  • 1988-1995 GMC K2500 - Position: Upstream
  • 1982-1998 Chevrolet Cavalier - Position: Upstream
    • B1S1
  • 1988-1995 GMC C1500 - Position: Upstream
  • 1990-1993 Chevrolet Lumina - Position: Upstream
    • B1S1
  • 1987-1988 Chevrolet V10 Suburban - Position: Upstream
  • 1987-1995 GMC P3500 - Position: Upstream
  • 1986-1987 Renault Alliance - Position: Upstream
    • Connector-GM B1S1
  • 1983-1986 GMC K1500 Suburban - Position: Upstream
  • 1983-1986 GMC K1500 - Position: Upstream
  • 1991-1994 Pontiac Sunbird - Position: Upstream
  • 1982-1986 Chevrolet Camaro - Position: Upstream
    • B1S1
  • 1982-1996 Buick Century - Position: Upstream
    • B1S1
  • 1984-1986 Jeep Cherokee - Position: Upstream
  • 1987-1996 Chevrolet Beretta - Position: Upstream
    • B1S1
  • 1986-1987 Buick Somerset - Position: Upstream
  • 1989-1989 Chevrolet R2500 - Position: Upstream
  • 1987-1989 GMC R2500 - Position: Upstream
  • 1987-1993 Chevrolet Corsica - Position: Upstream
  • 1991-1994 Isuzu Pickup - Position: Upstream
  • 1992-1995 Chevrolet C3500HD - Position: Upstream
  • 1992-1995 GMC C2500 Suburban - Position: Upstream
  • 1985-1987 Pontiac Grand Am - Position: Upstream
  • 1987-1990 Jeep Wrangler - Position: Upstream
  • 1983-1995 Chevrolet C35 - Position: Upstream
  • 1993-1993 Buick Regal - Position: Upstream
    • Non Calif-ESV
  • 1995-1998 Pontiac Sunfire - Position: Upstream
    • B1S1
  • 1982-1987 Isuzu Pickup - Position: Upstream
    • Calif-ESV B1S1
  • 1982-1990 Chevrolet Celebrity - Position: Upstream
    • B1S1
  • 1983-1996 GMC G3500 - Position: Upstream
  • 1983-1991 Chevrolet S10 Blazer - Position: Upstream
  • 1982-1982 Cadillac Seville - Position: Upstream
  • 1983-1986 GMC C2500 - Position: Upstream
  • 1989-1991 Chevrolet R1500 Suburban - Position: Upstream
  • 1982-1990 Chevrolet Celebrity - Position: Upstream
  • 1987-1988 Chevrolet V20 Suburban - Position: Upstream
  • 1985-1991 Chevrolet Astro - Position: Upstream
  • 1983-1989 Isuzu Impulse - Position: Upstream
    • B1S1
  • 1988-1995 Chevrolet K2500 - Position: Upstream
  • 1983-1986 Chevrolet C10 - Position: Upstream
  • 1987-1991 GMC R3500 - Position: Upstream
  • 1989-1991 Chevrolet R3500 - Position: Upstream
  • 1990-1993 Geo Storm - Position: Upstream
    • B1S1
  • 1982-1992 Oldsmobile Custom Cruiser - Position: Upstream
  • 1983-1986 GMC C2500 Suburban - Position: Upstream
  • 1982-1993 Oldsmobile 98 - Position: Upstream
  • 1982-1984 Oldsmobile Omega - Position: Upstream
  • 1991-1993 Buick Roadmaster - Position: Upstream
  • 1985-1987 Oldsmobile Firenza - Position: Upstream
  • 1993-1993 Pontiac Grand Prix - Position: Upstream
    • Non Calif-ESV
  • 1983-1986 GMC K2500 - Position: Upstream
  • 1983-1995 Chevrolet P30 - Position: Upstream
  • 1983-1986 Chevrolet K10 Suburban - Position: Upstream
  • 1986-1994 Pontiac Sunbird - Position: Upstream
    • B1S1
  • 1982-1988 Chevrolet Monte Carlo - Position: Upstream
  • 1982-1993 Buick Century - Position: Upstream
  • 1992-1993 Cadillac Commercial Chassis - Position: Upstream
  • 1983-1986 Pontiac Parisienne - Position: Upstream
  • 1989-1991 Chevrolet V1500 Suburban - Position: Upstream
  • 1988-1995 GMC C2500 - Position: Upstream
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