Global Parts 1812950 Flex Fuel Sensor

Brand Global Parts 1812950
Fits Chevrolet and GMC · 38 vehicles

OE direct replacement. Meets all OE specifications for straightforward installation.

Accurate sensor output. Sends precise information to the ECM for reliable control.

Engine management sensor. Helps support fuel, exhaust, timing, and cooling systems.

Cross-references Standard Ignition FFS1 and 10371025 for the same application. See all 2.

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Flex Fuel Sensor for GM Applications

Global Parts 1812950 is a direct replacement flex fuel sensor for GM trucks and SUVs that use ethanol content monitoring. It sends accurate fuel composition data to the ECM so the engine can adjust fueling and related systems correctly. This Global Parts 1812950 sensor is built to OE specifications for service on select Chevrolet and GMC applications.

Key Features

  • Direct replacement flex fuel sensor
  • OE-spec fit and function for engine management service
  • Helps the ECM read fuel ethanol content accurately
  • Supports proper fuel, exhaust, timing, and cooling system control
  • Cross-references Standard Ignition FFS1 and 10371025 for the same application

Detailed Description

Global Parts 1812950 is an engine management sensor used in flex fuel systems to report fuel composition to the vehicle computer. Accurate sensor input is important for Chevrolet Silverado 1500, Chevrolet Tahoe, GMC Sierra 1500, and other listed GM platforms because the ECM relies on that data to manage combustion and drivability. This part number 1812950 is a direct replacement option for select 2000-2005 Chevrolet and GMC vehicles, including Silverado 2500, Suburban 1500, Yukon, Yukon XL 1500, S10, and Sonoma.

What It Helps Address

  • Incorrect ethanol content readings
  • Check engine light related to flex fuel sensor faults
  • Hard starting or rough running caused by bad fuel composition data
  • Poor fuel control from inaccurate ECM input
  • Drivability issues on flex fuel-equipped Chevrolet and GMC vehicles

Installation Notes and Tips

Verify the vehicle year, make, and model against the fitment list before installation. This sensor is listed for N/A position applications and should be matched to the original sensor location on the vehicle. Confirm connector style, mounting location, and system configuration on the existing part before replacement.

Quality Assurance

gpd engine management sensors are engineered to deliver accurate information to the ECM and are manufactured as direct replacement parts that meet OE specifications.

  • Fits 2005 Chevrolet Avalanche 1500, N/A
  • Fits 2002-2005 Chevrolet Silverado 1500, N/A
  • Fits 2002-2005 Chevrolet Silverado 2500, N/A
  • Fits 2002-2005 Chevrolet Suburban 1500, N/A
  • Fits 2002-2005 Chevrolet Tahoe, N/A
  • Fits 2002-2005 GMC Sierra 1500, N/A
  • Fits 2002-2005 GMC Yukon, N/A
  • Fits 2002-2005 GMC Yukon XL 1500, N/A
  • Fits 2000-2002 Chevrolet S10, N/A
  • Fits 2000-2002 GMC Sonoma, N/A
This part fits 38 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2005ChevroletAvalanche 15005.3LV8FLEXN/AFlex Fuel Sensor
2005ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2005ChevroletSilverado 15005.3LV8GASN/AFlex Fuel Sensor
2005ChevroletSilverado 25005.3LV8—N/AFlex Fuel Sensor
2005ChevroletSuburban 15005.3LV8FLEXN/AFlex Fuel Sensor
2005ChevroletTahoe5.3LV8—N/AFlex Fuel Sensor
2005GMCSierra 15005.3LV8FLEXN/AFlex Fuel Sensor
2005GMCSierra 15005.3LV8GASN/AFlex Fuel Sensor
2005GMCYukon5.3LV8—N/AFlex Fuel Sensor
2005GMCYukon XL 15005.3LV8—N/AFlex Fuel Sensor
2004ChevroletSilverado 15005.3LV8FLEXN/AFlex Fuel Sensor
2004ChevroletSilverado 15005.3LV8GASN/AFlex Fuel Sensor
2004ChevroletSilverado 25005.3LV8—N/AFlex Fuel Sensor
2004ChevroletSuburban 15005.3LV8FLEXN/AFlex Fuel Sensor
2004ChevroletTahoe5.3LV8—N/AFlex Fuel Sensor
2004GMCSierra 15005.3LV8—N/AFlex Fuel Sensor
2004GMCYukon5.3LV8—N/AFlex Fuel Sensor
2004GMCYukon XL 15005.3LV8—N/AFlex Fuel Sensor
2003ChevroletSilverado 15005.3LV8—N/AFlex Fuel Sensor
2003ChevroletSilverado 25005.3LV8—N/AFlex Fuel Sensor
2003ChevroletSuburban 15005.3LV8FLEXN/AFlex Fuel Sensor
2003ChevroletTahoe5.3LV8—N/AFlex Fuel Sensor
2003GMCSierra 15005.3LV8—N/AFlex Fuel Sensor
2003GMCYukon5.3LV8—N/AFlex Fuel Sensor
2003GMCYukon XL 15005.3LV8—N/AFlex Fuel Sensor
2002ChevroletS102.2LL4—N/AFlex Fuel Sensor
2002ChevroletSilverado 15005.3LV8—N/AFlex Fuel Sensor
2002ChevroletSilverado 25005.3LV8—N/AFlex Fuel Sensor
2002ChevroletSuburban 15005.3LV8FLEXN/AFlex Fuel Sensor
2002ChevroletTahoe5.3LV8—N/AFlex Fuel Sensor
2002GMCSierra 15005.3LV8—N/AFlex Fuel Sensor
2002GMCSonoma2.2LL4—N/AFlex Fuel Sensor
2002GMCYukon5.3LV8—N/AFlex Fuel Sensor
2002GMCYukon XL 15005.3LV8—N/AFlex Fuel Sensor
2001ChevroletS102.2LL4—N/AFlex Fuel Sensor
2001GMCSonoma2.2LL4—N/AFlex Fuel Sensor
2000ChevroletS102.2LL4—N/AFlex Fuel Sensor
2000GMCSonoma2.2LL4—N/AFlex Fuel Sensor
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — FFS110371025