HomeEmission Control > SensorsStandard Ignition ETS238 Exhaust Gas Temperature (EGT) Sensor - Center or Front
Part #: ETS238

Standard Ignition ETS238 Exhaust Gas Temperature (EGT) Sensor - Center or Front

Center and Front
⚙️ 15 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Sierra 1500, Silverado 1500, Tahoe, Yukon, and Yukon XL
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Overview of Standard Ignition ETS238 Exhaust Gas Temperature Sensor

The Standard Ignition ETS238 Exhaust Gas Temperature (EGT) Sensor is designed for precise monitoring of exhaust temperatures in select Chevrolet and GMC vehicles. This screw-in sensor features a durable male plug connector and blade terminals, ensuring reliable performance in demanding emission control systems.

  • Screw-in attachment method for secure installation
  • Male connector with a single square-shaped plug
  • Two blade-type male terminals for stable electrical connection
  • Two-wire design optimized for accurate temperature readings
  • Compatible with Chevrolet Silverado 1500, Sierra 1500, Tahoe, and GMC Yukon models

Detailed Product Description

The ETS238 Exhaust Gas Temperature Sensor from Standard Ignition is engineered to provide accurate exhaust temperature data critical for emission control and engine management systems. Its screw-in design allows for straightforward installation into the exhaust manifold or pipe. The sensor’s male connector features a square plug shape with one connector, facilitating a secure and precise electrical interface. Equipped with two male blade terminals and two wires, this sensor ensures consistent signal transmission to the vehicle’s engine control unit (ECU).

This sensor is specifically compatible with Chevrolet Silverado 1500, Sierra 1500, Tahoe, and GMC Yukon and Yukon XL models, making it a suitable replacement part for maintaining proper emission system function. The Standard Ignition brand is known for meeting OEM specifications, providing dependable fit and function.

Common Applications and Issues Addressed

  • Helps monitor exhaust gas temperatures to prevent engine overheating
  • Supports emission control systems in maintaining regulatory compliance
  • Detects exhaust temperature fluctuations that may indicate sensor or engine problems
  • Assists in optimizing fuel combustion efficiency
  • Replaces faulty or damaged EGT sensors causing check engine lights or performance issues

Installation Notes and Tips

Installation requires screwing the sensor into the designated exhaust port. Ensure the sensor threads are clean and free of debris before installation. Connect the male square plug securely to the vehicle’s wiring harness, verifying that the two blade terminals align properly. It is recommended to use appropriate torque specifications to avoid sensor damage. Always disconnect the battery before installation to prevent electrical shorts.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for quality and durability. The ETS238 sensor undergoes rigorous testing to ensure reliable performance under high-temperature conditions typical of exhaust systems. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.

BrandStandard Ignition
Part NumberETS238
Attachment MethodScrew-in
Connector GenderMale
Connector Quantity1
Connector ShapeSquare
Connector TypePlug
Terminal GenderMale
Terminal Quantity2
Terminal TypeBlade
Wire Quantity2

This part fits 15 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2023ChevroletTahoe3.0LL6DIESELFrontLocated Before Particulate Filter
2023GMCYukon3.0LL6DIESELFrontLocated Before Particulate Filter
2023GMCYukon XL3.0LL6DIESELFrontLocated Before Particulate Filter
2022ChevroletSilverado 15003.0LL6Center
2022ChevroletTahoe3.0LL6DIESELFrontLocated Before Particulate Filter
2022GMCSierra 15003.0LL6Center
2022GMCYukon3.0LL6DIESELFrontLocated Before Particulate Filter
2022GMCYukon XL3.0LL6DIESELFrontLocated Before Particulate Filter
2021ChevroletSilverado 15003.0LL6DIESELFrontLocated Before Particulate Filter
2021ChevroletTahoe3.0LL6DIESELFrontLocated Before Particulate Filter
2021GMCSierra 15003.0LL6DIESELFrontLocated Before Particulate Filter
2021GMCYukon3.0LL6DIESELFrontLocated Before Particulate Filter
2021GMCYukon XL3.0LL6DIESELFrontLocated Before Particulate Filter
2020ChevroletSilverado 15003.0LL6Center
2020GMCSierra 15003.0LL6Center

* 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:

55491112EGR580EGTA142EXT115

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