HomeAir and Fuel Delivery > SensorsGlobal Parts 1812951 Flex Fuel Sensor
Part #: 1812951

Global Parts 1812951 Flex Fuel Sensor

⚙️ 158 vehicles fit this part
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🚗Fitment: Buick, Cadillac, Chevrolet, and GMC, ATS, Caprice, Captiva Sport, Cheyenne, CTS, Equinox, Escalade, Escalade ESV, Impala, Impala Limited, LaCrosse, Regal, Sierra, Sierra 1500, Sierra 1500 Limited, Sierra 2500 HD, Sierra 3500 HD, Silverado 1500, Silverado 1500 LD, Silverado 1500 LTD, Silverado 2500, Silverado 2500 HD, Silverado 3500 HD, SRX, Suburban 1500, Tahoe, Terrain, Verano, Yukon, Yukon XL, and Yukon XL 1500
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Overview of Global Parts Flex Fuel Sensor 1812951

The Global Parts Flex Fuel Sensor 1812951 is designed to provide accurate fuel composition readings for vehicles running on ethanol blends. This sensor is compatible with a range of Buick, Cadillac, Chevrolet, and GMC models, ensuring reliable performance in various air and fuel delivery systems.

  • Compatible with multiple GM makes including Buick, Cadillac, Chevrolet, and GMC
  • Fits popular models such as Chevrolet Silverado 1500, GMC Sierra 2500 HD, Cadillac Escalade, and Buick LaCrosse
  • Part number 1812951 ensures precise identification and fitment
  • Monitors ethanol content in fuel for optimized engine performance
  • Supports vehicles equipped with flex-fuel systems for accurate sensor data

Detailed Product Description

The Global Parts Flex Fuel Sensor 1812951 is an essential component for vehicles that utilize ethanol-blended fuels. By accurately detecting the percentage of ethanol in the fuel mixture, this sensor allows the engine control unit to adjust fuel injection and ignition timing accordingly. This helps maintain efficient combustion and reduces emissions. The sensor is engineered to meet OEM specifications and is compatible with a wide range of GM vehicles, including the Chevrolet Equinox, GMC Yukon XL, Cadillac CTS, and Buick Regal. Using the correct part number 1812951 ensures proper fitment and function within the vehicle's air and fuel delivery system.

Common Applications and Issues Addressed

  • Ensures accurate ethanol content detection for flex-fuel vehicles
  • Prevents engine performance issues related to incorrect fuel mixture
  • Helps reduce rough idling and hesitation caused by faulty sensors
  • Supports emission control by providing precise fuel data
  • Addresses check engine light triggers related to fuel sensor faults

Installation Notes and Tips

When installing the Global Parts Flex Fuel Sensor 1812951, ensure the vehicle is compatible by verifying make and model fitment. Disconnect the battery before beginning installation to avoid electrical issues. Carefully remove the old sensor and inspect the connector for corrosion or damage. Install the new sensor securely and verify all connections are tight. After installation, clear any diagnostic trouble codes and perform a system check to confirm proper operation.

Quality Assurance and Warranty

Global Parts manufactures the Flex Fuel Sensor 1812951 to meet industry standards for durability and accuracy. While specific warranty details are not provided, Global Parts products typically undergo rigorous quality control to ensure reliable performance in compatible Buick, Cadillac, Chevrolet, and GMC vehicles. Using the correct part number 1812951 helps maintain vehicle integrity and sensor functionality.

This part fits 158 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2024ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2024ChevroletSilverado 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2024ChevroletSilverado 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2024GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2024GMCSierra 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2024GMCSierra 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2023ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2023ChevroletSilverado 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2023ChevroletSilverado 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2023GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2023GMCSierra 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2023GMCSierra 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2022ChevroletSilverado 1500 LTD5.3LV8FLEXN/AFlex Fuel Sensor
2022ChevroletSilverado 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2022ChevroletSilverado 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2022GMCSierra 1500 Limited5.3LV8FLEXN/AFlex Fuel Sensor
2022GMCSierra 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2022GMCSierra 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2021ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2021ChevroletSilverado 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2021ChevroletSilverado 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2021GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2021GMCSierra 2500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2021GMCSierra 3500 HD6.6LV8FLEXN/AFlex Fuel Sensor
2020ChevroletImpala3.6LV6FLEXN/AFlex Fuel Sensor
2020ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2020ChevroletTahoe5.3LV8FLEXN/AFlex Fuel Sensor
2020GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2020GMCYukon6.2LV8FLEXN/AFlex Fuel Sensor
2020GMCYukon XL6.2LV8FLEXN/AFlex Fuel Sensor
2019CadillacEscalade6.2LV8FLEXN/AFlex Fuel Sensor
2019CadillacEscalade ESV6.2LV8FLEXN/AFlex Fuel Sensor
2019ChevroletImpala3.6LV6FLEXN/AFlex Fuel Sensor
2019ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2019ChevroletSilverado 1500 LD5.3LV8FLEXN/AFlex Fuel Sensor
2019ChevroletSilverado 2500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2019ChevroletSilverado 3500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2019ChevroletTahoe5.3LV8FLEXN/AFlex Fuel Sensor
2019GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2019GMCSierra 1500 Limited5.3LV8FLEXN/AFlex Fuel Sensor
2019GMCSierra 2500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2019GMCSierra 3500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2019GMCYukon6.2LV8FLEXN/AFlex Fuel Sensor
2019GMCYukon XL6.2LV8FLEXN/AFlex Fuel Sensor
2018CadillacEscalade6.2LV8FLEXN/AFlex Fuel Sensor
2018CadillacEscalade ESV6.2LV8FLEXN/AFlex Fuel Sensor
2018ChevroletImpala2.5LL4FLEXN/AFlex Fuel Sensor
2018ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2018ChevroletSilverado 25005.3LV8FLEXN/AFlex Fuel Sensor
2018ChevroletSilverado 2500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2018ChevroletSilverado 3500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2018ChevroletTahoe6.2LV8FLEXN/AFlex Fuel Sensor
2018GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2018GMCSierra 2500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2018GMCSierra 3500 HD6.0LV8FLEXN/AFlex Fuel Sensor
2018GMCYukon6.2LV8FLEXN/AFlex Fuel Sensor
2018GMCYukon XL6.2LV8FLEXN/AFlex Fuel Sensor
2017BuickRegal2.4LL4FLEXN/AFlex Fuel Sensor
2017BuickVerano2.4LL4FLEXN/AFlex Fuel Sensor
2017CadillacEscalade6.2LV8FLEXN/AFlex Fuel Sensor
2017CadillacEscalade ESV6.2LV8FLEXN/AFlex Fuel Sensor
2017ChevroletCaprice3.6LV6FLEXN/AFlex Fuel Sensor
2017ChevroletCheyenne5.3LV8N/AFlex Fuel Sensor
2017ChevroletEquinox3.6LV6FLEXN/AFlex Fuel Sensor
2017ChevroletImpala2.5LL4N/AFlex Fuel Sensor
2017ChevroletImpala3.6LV6N/AFlex Fuel Sensor
2017ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2017ChevroletSilverado 15005.3LV8GASN/AFlex Fuel Sensor
2017ChevroletSilverado 25005.3LV8N/AFlex Fuel Sensor
2017ChevroletTahoe5.3LV8N/AFlex Fuel Sensor
2017GMCSierra5.3LV8N/AFlex Fuel Sensor
2017GMCSierra 15005.3LV8GASN/AFlex Fuel Sensor
2017GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2017GMCTerrain3.6LV6FLEXN/AFlex Fuel Sensor
2017GMCYukon5.3LV8N/AFlex Fuel Sensor
2017GMCYukon XL5.3LV8N/AFlex Fuel Sensor
2016BuickLaCrosse3.6LV6FLEXN/AFlex Fuel Sensor
2016BuickRegal2.4LL4FLEXN/AFlex Fuel Sensor
2016BuickVerano2.4LL4FLEXN/AFlex Fuel Sensor
2016CadillacEscalade6.2LV8FLEXN/AFlex Fuel Sensor
2016CadillacEscalade ESV6.2LV8FLEXN/AFlex Fuel Sensor
2016CadillacSRX3.6LV6FLEXN/AFlex Fuel Sensor
2016ChevroletCaprice3.6LV6FLEXN/AFlex Fuel Sensor
2016ChevroletCheyenne5.3LV8N/AFlex Fuel Sensor
2016ChevroletEquinox3.6LV6FLEXN/AFlex Fuel Sensor
2016ChevroletImpala2.5LL4N/AFlex Fuel Sensor
2016ChevroletImpala3.6LV6N/AFlex Fuel Sensor
2016ChevroletImpala Limited3.6LV6FLEXN/AFlex Fuel Sensor
2016ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2016ChevroletSilverado 15005.3LV8GASN/AFlex Fuel Sensor
2016ChevroletSilverado 25005.3LV8N/AFlex Fuel Sensor
2016ChevroletTahoe5.3LV8N/AFlex Fuel Sensor
2016GMCSierra5.3LV8N/AFlex Fuel Sensor
2016GMCSierra 15005.3LV8GASN/AFlex Fuel Sensor
2016GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2016GMCTerrain2.4LL4FLEXN/AFlex Fuel Sensor
2016GMCYukon5.3LV8N/AFlex Fuel Sensor
2016GMCYukon XL5.3LV8N/AFlex Fuel Sensor
2015BuickLaCrosse3.6LV6FLEXN/AFlex Fuel Sensor
2015BuickRegal2.4LL4FLEXN/AFlex Fuel Sensor
2015BuickVerano2.4LL4FLEXN/AFlex Fuel Sensor
2015CadillacATS3.6LV6FLEXN/AFlex Fuel Sensor
2015CadillacCTS3.6LV6FLEXN/AFlex Fuel Sensor
2015CadillacEscalade6.2LV8FLEXN/AFlex Fuel Sensor
2015CadillacEscalade ESV6.2LV8FLEXN/AFlex Fuel Sensor
2015CadillacSRX3.6LV6FLEXN/AFlex Fuel Sensor
2015ChevroletCaprice3.6LV6FLEXN/AFlex Fuel Sensor
2015ChevroletCaptiva Sport2.4LL4FLEXN/AFlex Fuel Sensor
2015ChevroletCheyenne5.3LV8N/AFlex Fuel Sensor
2015ChevroletEquinox2.4LL4FLEXN/AFlex Fuel Sensor
2015ChevroletImpala3.6LV6N/AFlex Fuel Sensor
2015ChevroletImpala Limited3.6LV6FLEXN/AFlex Fuel Sensor
2015ChevroletSilverado 15005.3LV8N/AFlex Fuel Sensor
2015ChevroletSilverado 25005.3LV8N/AFlex Fuel Sensor
2015ChevroletTahoe5.3LV8N/AFlex Fuel Sensor
2015GMCSierra5.3LV8N/AFlex Fuel Sensor
2015GMCSierra 15005.3LV8N/AFlex Fuel Sensor
2015GMCTerrain3.6LV6FLEXN/AFlex Fuel Sensor
2015GMCYukon5.3LV8N/AFlex Fuel Sensor
2015GMCYukon XL5.3LV8N/AFlex Fuel Sensor
2014BuickLaCrosse3.6LV6FLEXN/AFlex Fuel Sensor
2014BuickVerano2.4LL4FLEXN/AFlex Fuel Sensor
2014CadillacATS3.6LV6FLEXN/AFlex Fuel Sensor
2014CadillacCTS3.6LV6FLEXN/AFlex Fuel Sensor
2014CadillacEscalade6.2LV8FLEXN/AFlex Fuel Sensor
2014CadillacEscalade ESV6.2LV8FLEXN/AFlex Fuel Sensor
2014CadillacSRX3.6LV6FLEXN/AFlex Fuel Sensor
2014ChevroletCaprice3.6LV6FLEXN/AFlex Fuel Sensor
2014ChevroletCaptiva Sport2.4LL4FLEXN/AFlex Fuel Sensor
2014ChevroletCheyenne5.3LV8N/AFlex Fuel Sensor
2014ChevroletEquinox2.4LL4FLEXN/AFlex Fuel Sensor
2014ChevroletImpala3.6LV6FLEXN/AFlex Fuel Sensor
2014ChevroletImpala Limited3.6LV6FLEXN/AFlex Fuel Sensor
2014ChevroletSilverado 15005.3LV8N/AFlex Fuel Sensor
2014ChevroletSilverado 25005.3LV8N/AFlex Fuel Sensor
2014ChevroletSuburban 15005.3LV8FLEXN/AFlex Fuel Sensor
2014ChevroletTahoe5.3LV8FLEXN/AFlex Fuel Sensor
2014GMCSierra5.3LV8N/AFlex Fuel Sensor
2014GMCSierra 15005.3LV8N/AFlex Fuel Sensor
2014GMCTerrain3.6LV6FLEXN/AFlex Fuel Sensor
2014GMCYukon5.3LV8FLEXN/AFlex Fuel Sensor
2014GMCYukon XL 15005.3LV8FLEXN/AFlex Fuel Sensor
2013BuickLaCrosse3.6LV6FLEXN/AFlex Fuel Sensor
2013CadillacATS3.6LV6FLEXN/AFlex Fuel Sensor
2013CadillacCTS3.6LV6FLEXN/AFlex Fuel Sensor
2013CadillacSRX3.6LV6FLEXN/AFlex Fuel Sensor
2013ChevroletCaprice3.6LV6FLEXN/AFlex Fuel Sensor
2013ChevroletCaptiva Sport2.4LL4FLEXN/AFlex Fuel Sensor
2013ChevroletEquinox3.6LV6FLEXN/AFlex Fuel Sensor
2013ChevroletImpala3.6LV6FLEXN/AFlex Fuel Sensor
2013GMCTerrain3.6LV6FLEXN/AFlex Fuel Sensor
2012BuickVerano2.4LL4FLEXN/AFlex Fuel Sensor
2012ChevroletCaprice3.6LV6FLEXN/AFlex Fuel Sensor
2012ChevroletCaptiva Sport3.0LV6FLEXN/AFlex Fuel Sensor
2012ChevroletEquinox2.4LL4FLEXN/AFlex Fuel Sensor
2012GMCTerrain2.4LL4FLEXN/AFlex Fuel Sensor
2011ChevroletEquinox3.0LV6FLEXN/AFlex Fuel Sensor
2011GMCTerrain3.0LV6FLEXN/AFlex Fuel Sensor

* 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:

13507129FFS3

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