HomeEmission Control > SensorsStandard Ignition ETS312 Exhaust Gas Temperature (EGT) Sensor - Front
Part #: ETS312

Standard Ignition ETS312 Exhaust Gas Temperature (EGT) Sensor - Front

Front
⚙️ 24 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD
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Reliable Exhaust Gas Temperature Sensor for Chevrolet and GMC Trucks

The Standard Ignition ETS312 Exhaust Gas Temperature (EGT) Sensor is designed to provide accurate temperature readings for emission control systems. Engineered for use with Chevrolet Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD models, this sensor ensures proper monitoring of exhaust gases to maintain optimal engine performance.

  • Attachment Method: Plug in for straightforward connection
  • Connector Gender: Female connector for secure fit
  • Connector Quantity: Single connector for simplified wiring
  • Connector Shape: Rectangular and oval design for compatibility
  • Connector Type: Plug style for easy installation
  • Terminal Gender: Male terminals for reliable electrical contact
  • Terminal Quantity: Two terminals supporting stable signal transmission
  • Terminal Type: Blade terminals for durable connection
  • Mounting Bracket: Not included, sensor mounts directly

Detailed Product Description

The Standard Ignition ETS312 sensor is a critical component in the emission control system of heavy-duty Chevrolet and GMC trucks. Its plug-in attachment method allows for quick replacement without the need for additional adapters. The female connector with a rectangular and oval shape ensures compatibility with factory wiring harnesses on Silverado 2500 HD, Silverado 3500 HD, Sierra 2500 HD, and Sierra 3500 HD models. Featuring two male blade terminals, this sensor maintains a secure electrical connection to accurately measure exhaust gas temperatures, which is essential for engine management and emission regulation.

Common Applications and Issues Addressed

  • Helps prevent engine overheating by monitoring exhaust temperatures
  • Supports emission control systems to reduce harmful exhaust gases
  • Detects exhaust leaks or sensor malfunctions that trigger warning lights
  • Assists in maintaining fuel efficiency by providing accurate temperature data
  • Ensures compliance with emission standards for Chevrolet and GMC heavy-duty trucks

Installation Notes and Tips

Installation of the Standard Ignition ETS312 sensor requires no mounting bracket, as it is designed to fit directly into the exhaust system. Ensure the female plug connector aligns properly with the vehicle’s wiring harness to avoid damage. Verify that the blade terminals are fully seated to maintain a stable electrical connection. It is recommended to inspect the sensor wiring and connectors for corrosion or damage before installation to ensure optimal performance.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance for emission control applications. The ETS312 sensor undergoes rigorous testing to ensure durability and accuracy under demanding conditions. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberETS312
Attachment MethodPlug in
Connector GenderFemale
Connector Quantity1
Connector ShapeRectangular, oval
Connector TypePlug
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal Quantity2
Terminal TypeBlade

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2023ChevroletSilverado 2500 HD6.6LV8Front
2023ChevroletSilverado 3500 HD6.6LV8Front
2023GMCSierra 2500 HD6.6LV8Front
2023GMCSierra 3500 HD6.6LV8Front
2021ChevroletSilverado 2500 HD6.6LV8Front
2021ChevroletSilverado 3500 HD6.6LV8Front
2021GMCSierra 2500 HD6.6LV8Front
2021GMCSierra 3500 HD6.6LV8Front
2020ChevroletSilverado 2500 HD6.6LV8Front
2020ChevroletSilverado 3500 HD6.6LV8Front
2020GMCSierra 2500 HD6.6LV8Front
2020GMCSierra 3500 HD6.6LV8Front
2019ChevroletSilverado 2500 HD6.6LV8Front
2019ChevroletSilverado 3500 HD6.6LV8Front
2019GMCSierra 2500 HD6.6LV8Front
2019GMCSierra 3500 HD6.6LV8Front
2018ChevroletSilverado 2500 HD6.6LV8Front
2018ChevroletSilverado 3500 HD6.6LV8Front
2018GMCSierra 2500 HD6.6LV8Front
2018GMCSierra 3500 HD6.6LV8Front
2017ChevroletSilverado 2500 HD6.6LV8Front
2017ChevroletSilverado 3500 HD6.6LV8Front
2017GMCSierra 2500 HD6.6LV8Front
2017GMCSierra 3500 HD6.6LV8Front

* 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:

12672665EGR6312EGTB10036EXT3312

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