Homeโ€บ Emission Control > Sensorsโ€บ Spectra OS5046 Oxygen Sensor
Part #: OS5046

Spectra OS5046 Oxygen Sensor

Downstream, Upstream, Upstream Right, and Downstream Right
228 vehicles fit this part
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Fitment: Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Pontiac, 88, 98, Aurora, Aztek, Bonneville, Camaro, Century, Cutlass, Cutlass Ciera, Cutlass Supreme, Firebird, Grand Prix, Hombre, Impala, Intrigue, LeSabre, LSS, Lumina, Lumina APV, LUV, Montana, Monte Carlo, Park Avenue, Regal, Regency, Rendezvous, Riviera, S10, Silhouette, Sonoma, and Trans Sport
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Reliable Oxygen Sensor for Buick, Chevrolet, GMC, and More

The Spectra OS5046 oxygen sensor is designed to provide accurate emissions monitoring for a range of GM and related vehicles. This sensor helps maintain optimal engine performance and emissions control for models including the Chevrolet Camaro, Buick LeSabre, and GMC Sonoma.

  • Compatible with multiple makes: Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Pontiac
  • Fits a wide range of models such as Aurora, Bonneville, Impala, Lumina, and S10
  • Part number OS5046 ensures precise replacement and fitment
  • Designed for emission control sensor applications
  • GTIN 00671607155099 for easy identification and inventory management

Product Details and Compatibility

The Spectra OS5046 oxygen sensor is engineered to meet the specifications required for emission control systems in various GM and related vehicles. It is compatible with models like the Chevrolet Camaro, Pontiac Firebird, Buick Century, and GMC Sonoma, among others. This sensor plays a critical role in monitoring oxygen levels in the exhaust gases, allowing the engine control unit to adjust fuel mixture for efficient combustion and reduced emissions.

Common Applications and Problem Resolution

  • Helps resolve rough idling and engine hesitation issues
  • Addresses poor fuel economy caused by incorrect air-fuel mixture
  • Reduces emissions to meet regulatory standards
  • Prevents check engine light triggers related to oxygen sensor faults
  • Improves overall engine performance and responsiveness

Installation Notes and Tips

When installing the Spectra OS5046 oxygen sensor, ensure the vehicle is compatible by verifying the make and model. It is recommended to replace the sensor when the engine is cool to avoid burns. Use appropriate tools to avoid damaging the sensor or wiring harness. Proper torque specifications should be followed to ensure a secure fit and prevent exhaust leaks.

Quality Assurance and Warranty

Spectra parts are manufactured to meet or exceed OEM standards for durability and performance. The OS5046 oxygen sensor undergoes rigorous testing to ensure reliable operation within emission control systems. Please refer to the product packaging or manufacturer documentation for specific warranty details.

This part fits 228 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2005ChevroletLUV2.2LL4GASDownstream
2004BuickCentury3.1LV6Downstream
2004BuickRendezvous3.4LV6Downstream
2004ChevroletImpala3.4LV6Downstream
2004ChevroletLUV2.2LL4GASDownstream
2004ChevroletMonte Carlo3.4LV6Downstream
2004OldsmobileSilhouette3.4LV6Downstream
2004PontiacAztek3.4LV6Downstream
2004PontiacMontana3.4LV6Downstream
2003BuickCentury3.1LV6Downstream
2003BuickLeSabre3.8LV6Downstream
2003BuickPark Avenue3.8LV6Downstream
2003BuickRegal3.8LV6Downstream
2003BuickRendezvous3.4LV6Downstream
2003ChevroletImpala3.8LV6Downstream
2003ChevroletImpala3.4LV6Downstream
2003ChevroletLUV2.2LL4GASDownstream
2003ChevroletMonte Carlo3.8LV6Downstream
2003ChevroletMonte Carlo3.4LV6Downstream
2003ChevroletS102.2LL4Downstream
2003GMCSonoma2.2LL4Downstream
2003OldsmobileSilhouette3.4LV6Downstream
2003PontiacAztek3.4LV6Downstream
2003PontiacBonneville3.8LV6Downstream
2003PontiacGrand Prix3.8LV6Downstream
2003PontiacGrand Prix3.1LV6Downstream
2003PontiacMontana3.4LV6Downstream
2002BuickCentury3.1LV6Downstream
2002BuickLeSabre3.8LV6Downstream
2002BuickPark Avenue3.8LV6Downstream
2002BuickRegal3.8LV6Downstream
2002BuickRendezvous3.4LV6Downstream
2002ChevroletCamaro5.7LV8Upstream Right
2002ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
2002ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
2002ChevroletImpala3.8LV6Downstream
2002ChevroletImpala3.4LV6Downstream
2002ChevroletLUV2.2LL4Downstream
2002ChevroletMonte Carlo3.8LV6Downstream
2002ChevroletMonte Carlo3.4LV6Downstream
2002ChevroletS102.2LL4Downstream
2002GMCSonoma2.2LL4Downstream
2002OldsmobileSilhouette3.4LV6Downstream
2002PontiacAztek3.4LV6Downstream
2002PontiacBonneville3.8LV6Downstream
2002PontiacFirebird5.7LV8Upstream Right
2002PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
2002PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
2002PontiacGrand Prix3.8LV6Downstream
2002PontiacGrand Prix3.1LV6Downstream
2002PontiacMontana3.4LV6Downstream
2001BuickCentury3.1LV6Downstream
2001BuickLeSabre3.8LV6Downstream
2001BuickPark Avenue3.8LV6Downstream
2001BuickRegal3.8LV6Downstream
2001ChevroletCamaro5.7LV8Upstream Right
2001ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
2001ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
2001ChevroletImpala3.8LV6Downstream
2001ChevroletImpala3.4LV6Downstream
2001ChevroletLumina3.1LV6Downstream
2001ChevroletLUV2.2LL4Downstream
2001ChevroletMonte Carlo3.8LV6Downstream
2001ChevroletMonte Carlo3.4LV6Downstream
2001ChevroletS102.2LL4Downstream
2001GMCSonoma2.2LL4Downstream
2001OldsmobileSilhouette3.4LV6Downstream
2001PontiacAztek3.4LV6Downstream
2001PontiacBonneville3.8LV6Downstream
2001PontiacFirebird5.7LV8Upstream Right
2001PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
2001PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
2001PontiacGrand Prix3.8LV6Downstream
2001PontiacGrand Prix3.1LV6Downstream
2001PontiacMontana3.4LV6Downstream
2000BuickCentury3.1LV6Downstream
2000BuickLeSabre3.8LV6Downstream
2000BuickPark Avenue3.8LV6Downstream
2000BuickRegal3.8LV6Downstream
2000ChevroletCamaro5.7LV8Upstream Right
2000ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
2000ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
2000ChevroletImpala3.8LV6Downstream
2000ChevroletImpala3.4LV6Downstream
2000ChevroletLumina3.1LV6Downstream
2000ChevroletMonte Carlo3.8LV6Downstream
2000ChevroletMonte Carlo3.4LV6Downstream
2000ChevroletS102.2LL4Downstream
2000GMCSonoma2.2LL4Downstream
2000IsuzuHombre2.2LL4Downstream
2000OldsmobileSilhouette3.4LV6Downstream
2000PontiacBonneville3.8LV6Downstream
2000PontiacFirebird5.7LV8Upstream Right
2000PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
2000PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
2000PontiacGrand Prix3.8LV6Downstream
2000PontiacGrand Prix3.1LV6Downstream
2000PontiacMontana3.4LV6Downstream
1999BuickCentury3.1LV6Downstream
1999BuickLeSabre3.8LV6Downstream
1999BuickPark Avenue3.8LV6Downstream
1999BuickRegal3.8LV6Downstream
1999BuickRiviera3.8LV6Downstream
1999ChevroletCamaro5.7LV8Upstream Right
1999ChevroletCamaro5.7LV8Downstream Right
1999ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
1999ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
1999ChevroletLumina3.8LV6Downstream
1999ChevroletLumina3.1LV6Downstream
1999ChevroletLUV2.2LL4GASDownstream
1999ChevroletMonte Carlo3.8LV6Downstream
1999ChevroletMonte Carlo3.1LV6Downstream
1999ChevroletS102.2LL4Downstream
1999GMCSonoma2.2LL4Downstream
1999IsuzuHombre2.2LL4Downstream
1999Oldsmobile883.8LV6Downstream
1999OldsmobileAurora4.0LV8Downstream
1999OldsmobileIntrigue3.8LV6Downstream
1999OldsmobileIntrigue3.5LV6Downstream
1999OldsmobileLSS3.8LV6Downstream
1999OldsmobileSilhouette3.4LV6Downstream
1999PontiacBonneville3.8LV6Downstream
1999PontiacFirebird5.7LV8Upstream Right
1999PontiacFirebird5.7LV8Downstream Right
1999PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
1999PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
1999PontiacGrand Prix3.8LV6Downstream
1999PontiacGrand Prix3.1LV6Downstream
1999PontiacMontana3.4LV6Downstream
1999PontiacTrans Sport3.4LV6Downstream
1998BuickCentury3.1LV6Downstream
1998BuickLeSabre3.8LV6Downstream
1998BuickPark Avenue3.8LV6Downstream
1998BuickRegal3.8LV6Downstream
1998BuickRiviera3.8LV6Downstream
1998ChevroletCamaro5.7LV8Upstream Right
1998ChevroletCamaro5.7LV8Downstream Right
1998ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
1998ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
1998ChevroletLumina3.8LV6Downstream
1998ChevroletLumina3.1LV6Downstream
1998ChevroletLUV2.2LL4GASDownstream
1998ChevroletMonte Carlo3.8LV6Downstream
1998ChevroletMonte Carlo3.1LV6Downstream
1998ChevroletS102.2LL4Downstream
1998GMCSonoma2.2LL4Downstream
1998IsuzuHombre2.2LL4Downstream
1998Oldsmobile883.8LV6Downstream
1998OldsmobileAurora4.0LV8Downstream
1998OldsmobileIntrigue3.8LV6Downstream
1998OldsmobileLSS3.8LV6Downstream
1998OldsmobileRegency3.8LV6Downstream
1998OldsmobileSilhouette3.4LV6Downstream
1998PontiacBonneville3.8LV6Downstream
1998PontiacFirebird5.7LV8Upstream Right
1998PontiacFirebird5.7LV8Downstream Right
1998PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
1998PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
1998PontiacGrand Prix3.8LV6Downstream
1998PontiacGrand Prix3.1LV6Downstream
1998PontiacTrans Sport3.4LV6Downstream
1997BuickCentury3.1LV6Downstream
1997BuickLeSabre3.8LV6Downstream
1997BuickPark Avenue3.8LV6Downstream
1997BuickRegal3.8LV6Downstream
1997BuickRiviera3.8LV6Downstream
1997ChevroletCamaro5.7LV8UpstreamLocated In Exhaust Pipe
1997ChevroletCamaro5.7LV8DownstreamLocated After Catalytic Converter
1997ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
1997ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
1997ChevroletLumina3.4LV6Downstream
1997ChevroletLumina3.1LV6Downstream
1997ChevroletLUV2.3LL4GASDownstream
1997ChevroletMonte Carlo3.4LV6Downstream
1997ChevroletMonte Carlo3.1LV6Downstream
1997ChevroletS102.2LL4Downstream
1997GMCSonoma2.2LL4Downstream
1997IsuzuHombre2.2LL4Downstream
1997Oldsmobile883.8LV6Downstream
1997OldsmobileAurora4.0LV8UpstreamLocated In Exhaust Pipe Y Before Catalytic Converter
1997OldsmobileAurora4.0LV8DownstreamLocated After Catalytic Converter
1997OldsmobileCutlass Supreme3.1LV6Downstream
1997OldsmobileLSS3.8LV6Downstream
1997OldsmobileRegency3.8LV6Downstream
1997OldsmobileSilhouette3.4LV6Downstream
1997PontiacBonneville3.8LV6Downstream
1997PontiacFirebird5.7LV8UpstreamLocated In Exhaust Pipe
1997PontiacFirebird5.7LV8DownstreamLocated After Catalytic Converter
1997PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
1997PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
1997PontiacGrand Prix3.8LV6Downstream
1997PontiacGrand Prix3.1LV6Downstream
1997PontiacTrans Sport3.4LV6Downstream
1996BuickCentury3.1LV6Downstream
1996BuickCentury2.2LL4Downstream
1996BuickLeSabre3.8LV6Downstream
1996BuickPark Avenue3.8LV6Downstream
1996BuickRegal3.8LV6Downstream
1996BuickRegal3.1LV6Downstream
1996BuickRiviera3.8LV6Downstream
1996ChevroletCamaro5.7LV8UpstreamLocated In Exhaust Pipe
1996ChevroletCamaro5.7LV8DownstreamLocated After Catalytic Converter
1996ChevroletCamaro3.8LV6UpstreamLocated In Exhaust Pipe
1996ChevroletCamaro3.8LV6DownstreamLocated After Catalytic Converter
1996ChevroletLumina3.4LV6Downstream
1996ChevroletLumina3.1LV6Downstream
1996ChevroletLumina APV3.4LV6Downstream
1996ChevroletMonte Carlo3.4LV6Downstream
1996ChevroletMonte Carlo3.1LV6Downstream
1996Oldsmobile883.8LV6Downstream
1996Oldsmobile983.8LV6Downstream
1996OldsmobileAurora4.0LV8UpstreamLocated In Exhaust Pipe Y Before Catalytic Converter
1996OldsmobileAurora4.0LV8DownstreamLocated After Catalytic Converter
1996OldsmobileCutlass3.1LV6GASDownstream
1996OldsmobileCutlass Ciera3.1LV6Downstream
1996OldsmobileCutlass Ciera2.2LL4Downstream
1996OldsmobileCutlass Supreme3.4LV6Downstream
1996OldsmobileCutlass Supreme3.1LV6Downstream
1996OldsmobileLSS3.8LV6Downstream
1996OldsmobileSilhouette3.4LV6Downstream
1996PontiacBonneville3.8LV6Downstream
1996PontiacFirebird5.7LV8UpstreamLocated In Exhaust Pipe
1996PontiacFirebird5.7LV8DownstreamLocated After Catalytic Converter
1996PontiacFirebird3.8LV6UpstreamLocated In Exhaust Pipe
1996PontiacFirebird3.8LV6DownstreamLocated After Catalytic Converter
1996PontiacGrand Prix3.4LV6Downstream
1996PontiacGrand Prix3.1LV6Downstream
1996PontiacTrans Sport3.4LV6Downstream

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

12578459125872141301413444134811917874719178921191789221917892421316812139382152823440872516113025164983253121962531220725318321253278155S31267519098125872140819178924082516498308253122070AFS116AFS123AFS141AFS97ES10009ES10014ES10088ES10544ES10602ES20002OS229OS825S2016SG277SG277TSN4113SU1299

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.