HomeBrake > SensorsStandard Ignition FLS254 Brake Fluid Level Sensor
Part #: FLS254

Standard Ignition FLS254 Brake Fluid Level Sensor

53 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, Buick, Cadillac, and GMC, Camaro, Envision, ATS, and Acadia
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Reliable Brake Fluid Level Sensor for GM Vehicles

The Standard Ignition FLS254 brake fluid level sensor is designed to provide accurate monitoring of brake fluid levels in select Buick, Cadillac, Chevrolet, and GMC models. This sensor ensures your vehicle's braking system maintains optimal performance by alerting you to low brake fluid conditions.

  • Connector Gender: Female for secure connection
  • Single plug-in connector for easy installation
  • Terminal Gender: Male with two pin terminals
  • Durable sensor construction for consistent performance
  • Compatible with multiple GM models including Chevrolet Silverado 1500 and GMC Sierra 1500

Product Details and Specifications

The FLS254 brake fluid level sensor from Standard Ignition features a female connector designed to plug directly into the vehicle’s wiring harness. It includes one connector with two male pin terminals, ensuring a reliable electrical connection. This sensor is engineered to detect brake fluid levels accurately and send signals to the vehicle’s monitoring system. Its plug-in connector type simplifies replacement and reduces installation time. The sensor is compatible with a range of GM vehicles such as the Buick Envision, Cadillac ATS, Chevrolet Camaro, and GMC Terrain, making it a versatile choice for brake system maintenance.

Compatible Vehicles and Applications

This brake fluid level sensor is compatible with the following makes and models:

  • Buick Envision, Traverse, and LaCrosse
  • Cadillac ATS
  • Chevrolet Acadia, Blazer, Camaro, Silverado 1500, Tahoe, and Traverse
  • GMC Sierra 1500 and Terrain

It is designed to replace the original sensor and maintain proper brake fluid level monitoring, which is critical for safe braking operation.

Common Issues Addressed by the FLS254 Sensor

  • Brake warning light activation due to low or faulty fluid level detection
  • Intermittent or no brake fluid level alerts
  • Electrical connection failures from worn or damaged terminals
  • Inaccurate brake fluid level readings causing safety concerns
  • Sensor failure leading to potential brake system malfunctions

Installation Notes and Tips

When installing the Standard Ignition FLS254 sensor, ensure the female plug-in connector is securely attached to the vehicle’s wiring harness. Verify that the two male pin terminals are clean and free of corrosion before connection. It is recommended to inspect the brake fluid reservoir and surrounding components for leaks or damage during installation. Follow vehicle-specific service manual instructions for safe and proper sensor replacement.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The FLS254 brake fluid level sensor undergoes rigorous testing to ensure durability and reliable performance. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberFLS254
Connector GenderFemale
Connector TypePlug In
ContentsSensor
Terminal GenderMale
Terminal TypePin

This part fits 53 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025ChevroletBlazerN/A
2025ChevroletSilverado 1500N/A
2025ChevroletTahoeN/A
2025GMCSierra 1500N/A
2024ChevroletBlazerN/A
2024ChevroletSilverado 1500N/A
2024ChevroletTahoeN/A
2024ChevroletTraverseN/A
2024GMCSierra 1500N/A
2023ChevroletBlazerN/A
2023ChevroletSilverado 1500N/A
2023ChevroletTahoeN/A
2023ChevroletTraverseN/A
2023GMCAcadiaN/A
2023GMCSierra 1500N/A
2022ChevroletBlazerN/A
2022ChevroletSilverado 1500N/A
2022ChevroletTahoeN/A
2022ChevroletTraverseN/A
2022GMCAcadiaN/A
2022GMCSierra 1500N/A
2022GMCTerrainN/A
2021ChevroletBlazerN/A
2021ChevroletSilverado 1500N/A
2021ChevroletTahoeN/A
2021ChevroletTraverseN/A
2021GMCAcadiaN/A
2021GMCSierra 1500N/A
2021GMCTerrainN/A
2020ChevroletBlazerN/A
2020ChevroletSilverado 1500N/A
2020ChevroletTraverseN/A
2020GMCAcadiaN/A
2020GMCSierra 1500N/A
2020GMCTerrainN/A
2019ChevroletBlazerN/A
2019ChevroletSilverado 1500N/A
2019ChevroletTraverseN/A
2019GMCAcadiaN/A
2019GMCSierra 1500N/A
2019GMCTerrainN/A
2018ChevroletCamaroN/A
2018ChevroletTraverseN/A
2018GMCAcadiaN/A
2018GMCTerrainN/A
2017BuickEnvision2.0LL4N/A
2017CadillacATS3.6LV6N/A
2017ChevroletCamaroN/A
2017GMCAcadiaN/A
2016BuickEnvision2.0LL4N/A
2016CadillacATS3.6LV6N/A
2016ChevroletCamaroN/A
2016GMCAcadiaN/A

* 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:

231398985S1496974798FF3424FLS828FLSA138

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