HomeBelts and Cooling > SensorsStandard Ignition TX268 Engine Coolant Temperature Sensor
Part #: TX268

Standard Ignition TX268 Engine Coolant Temperature Sensor

⚙️ 134 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Chevrolet, GMC, and Cadillac, Envision, Blazer, Camaro, Equinox, Malibu, Acadia, Canyon, Terrain, Cascada, LaCrosse, ATS, CT6, CTS, XTS, Colorado, Impala, Traverse, Regal, S10, and Malibu Limited
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Overview of Standard Ignition TX268 Engine Coolant Temperature Sensor

The Standard Ignition TX268 Engine Coolant Temperature Sensor is designed for precise temperature monitoring in select Buick, Cadillac, Chevrolet, and GMC vehicles. This sensor ensures accurate engine temperature readings, contributing to optimal engine performance and efficiency.

  • Bolt-on attachment method for secure installation
  • Female connector with a single round plug-in design
  • Two male pin terminals for reliable electrical connection
  • Compatible with multiple GM models including Chevrolet Camaro, Buick LaCrosse, and GMC Terrain

Technical Details and Attributes

The TX268 sensor features a bolt-on attachment method, allowing for straightforward and stable mounting in the engine bay. It includes one female connector with a round plug-in shape, designed to fit securely with the vehicle’s wiring harness. The sensor terminals are male pins, with two terminals ensuring consistent electrical contact and signal transmission. These specifications make the TX268 a direct replacement part for engine coolant temperature monitoring systems in various GM vehicles.

Compatible Vehicles and Applications

This engine coolant temperature sensor is compatible with a range of Buick, Cadillac, Chevrolet, and GMC models. Notable fitments include the Chevrolet Equinox, Camaro, and Colorado, Buick Regal and LaCrosse, Cadillac CTS and CT6, as well as GMC Terrain and Canyon. The TX268 sensor is essential for maintaining accurate engine temperature readings, which are critical for engine management and emission control systems.

Common Issues Addressed by the TX268 Sensor

  • Erratic or inaccurate engine temperature readings
  • Engine overheating warnings or false alerts
  • Poor fuel economy due to incorrect temperature data
  • Check engine light triggered by faulty coolant temperature sensor
  • Engine performance issues related to temperature sensor failure

Installation Notes and Tips

Installation of the Standard Ignition TX268 sensor requires removal of the old sensor and securing the new sensor using the bolt-on method. Ensure the connector is fully seated with the female plug-in connector and that the two male pin terminals align correctly. It is recommended to verify the sensor’s electrical connections and check for any coolant leaks after installation. Proper installation helps maintain accurate engine temperature monitoring and prevents potential engine damage.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The TX268 sensor undergoes rigorous quality control testing to guarantee fit, form, and function. This part typically comes with a limited warranty covering defects in materials and workmanship, providing confidence in its long-term use.

BrandStandard Ignition
Part NumberTX268
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRound
Connector TypePlug In
Terminal GenderMale
Terminal TypePin

This part fits 134 vehicles. Search below:

YearMakeModelBody TypeLitersCylindersPositionNotes
2025CadillacCT4Sedan3.6LV6N/A
2024CadillacCT4Sedan3.6LV6N/A
2023CadillacCT4Sedan3.6LV6N/A
2023ChevroletCamaro2.0LL4N/ALocated On Water Outlet
2022CadillacCT4Sedan3.6LV6N/A
2022ChevroletCamaro2.0LL4N/ALocated On Water Outlet
2022ChevroletColorado2.5LL4N/A
2022ChevroletMalibu2.0LL4N/AThermostat Housing
2022GMCCanyon2.5LL4N/A
2021ChevroletBlazer2.5LL4N/ALocated On Water Pump
2021ChevroletCamaro2.0LL4N/ALocated On Water Outlet
2021ChevroletColorado2.5LL4N/A
2021ChevroletMalibu2.0LL4N/AThermostat Housing
2021GMCAcadia2.5LL4N/A
2021GMCCanyon2.5LL4N/A
2020BuickEnvisionN/AOn Water Outlet
2020BuickRegal Sportback2.0LL4N/A
2020BuickRegal TourX2.0LL4N/A
2020ChevroletBlazer2.5LL4N/A
2020ChevroletCamaro2.0LL4N/AOn Water Outlet
2020ChevroletColorado2.5LL4N/A
2020ChevroletEquinox2.0LL4N/A
2020ChevroletMalibu2.0LL4N/A
2020GMCAcadia2.0LL4N/A
2020GMCAcadia2.5LL4N/A
2020GMCCanyon2.5LL4N/AOn Water Outlet
2020GMCCanyon2.8LL4N/AOn Water Outlet
2020GMCTerrain2.0LL4N/A
2019BuickCascadaN/AOn Water Outlet
2019BuickEnvisionN/AOn Water Outlet
2019BuickLaCrosse2.5LL4N/A
2019BuickRegal Sportback2.0LL4N/A
2019BuickRegal TourX2.0LL4N/A
2019CadillacATS2.0LL4N/A
2019CadillacCT62.0LL4N/AOn Water Outlet
2019CadillacCTS2.0LL4N/A
2019CadillacXTSN/AOn Water Outlet
2019ChevroletBlazer2.5LL4N/A
2019ChevroletCamaro2.0LL4N/AOn Water Outlet
2019ChevroletColorado2.5LL4N/AOn Water Outlet
2019ChevroletColorado2.8LL4N/AOn Water Outlet
2019ChevroletEquinox2.0LL4N/AOn Water Outlet
2019ChevroletImpala2.5LL4N/AOn Water Outlet
2019ChevroletMalibu2.0LL4N/A
2019ChevroletMalibu1.8LL4N/AThermostat Housing
2019ChevroletTraverse2.0LL4N/AOn Water Outlet
2019GMCAcadia2.5LL4N/AOn Water Outlet
2019GMCCanyon2.5LL4N/AOn Water Outlet
2019GMCCanyon2.8LL4N/AOn Water Outlet
2019GMCTerrain2.0LL4N/A
2018BuickCascadaN/AOn Water Outlet
2018BuickEnvisionN/AOn Water Outlet
2018BuickLaCrosse2.5LL4N/A
2018BuickRegal Sportback2.0LL4N/A
2018BuickRegal TourX2.0LL4N/A
2018CadillacATS2.0LL4N/A
2018CadillacATS3.6LV6N/AOn Water Outlet
2018CadillacCT62.0LL4N/A
2018CadillacXTSN/AOn Water Outlet
2018ChevroletCamaro2.0LL4N/AOn Water Outlet
2018ChevroletColorado2.5LL4N/AOn Water Outlet
2018ChevroletColorado2.8LL4N/AOn Water Outlet
2018ChevroletEquinox2.0LL4N/AOn Water Outlet
2018ChevroletImpala2.5LL4N/AOn Water Outlet
2018ChevroletMalibu2.0LL4N/A
2018ChevroletMalibu1.8LL4N/AThermostat Housing
2018ChevroletTraverse2.0LL4N/AOn Water Outlet
2018GMCAcadia2.5LL4N/A
2018GMCCanyon2.5LL4N/AOn Water Outlet
2018GMCCanyon2.8LL4N/AOn Water Outlet
2018GMCTerrain2.0LL4N/A
2017BuickCascadaN/AOn Water Outlet
2017BuickEnvisionN/AOn Water Outlet
2017BuickRegal2.0LL4N/AOn Water Outlet
2017CadillacATS2.0LL4N/A
2017CadillacATS2.5LL4N/A
2017CadillacATS3.6LV6N/A
2017CadillacCT62.0LL4N/AOn Water Outlet
2017CadillacCTSSedan2.0LL4N/AOn Water Outlet
2017CadillacCTSSedan3.6LV6N/AOn Water Outlet
2017CadillacXTSN/AOn Water Outlet
2017ChevroletCamaro2.0LL4N/AOn Water Outlet
2017ChevroletColorado2.5LL4N/AOn Water Outlet
2017ChevroletColorado2.8LL4N/AOn Water Outlet
2017ChevroletImpala2.5LL4N/AOn Water Outlet
2017ChevroletMalibu1.8LL4N/AOn Water Outlet
2017ChevroletMalibu2.0LL4N/AOn Water Outlet
2017ChevroletS102.5LL4N/AOn Water Outlet
2017GMCAcadia2.5LL4N/A
2017GMCCanyon2.5LL4N/AOn Water Outlet
2017GMCCanyon2.8LL4N/AOn Water Outlet
2016BuickCascadaN/Aw/ Locating Tab; On Water Outlet
2016BuickEnvisionN/AOn Water Outlet
2016BuickRegal2.0LL4N/AOn Water Outlet
2016CadillacATS2.0LL4N/A
2016CadillacATS2.5LL4N/A
2016CadillacATS3.6LV6N/A
2016CadillacCT62.0LL4N/AOn Water Outlet
2016CadillacCTSSedan2.0LL4N/AOn Water Outlet
2016CadillacCTSSedan3.6LV6N/AOn Water Outlet
2016CadillacXTSN/AOn Water Outlet
2016ChevroletCamaro2.0LL4N/AOn Water Outlet
2016ChevroletColorado2.5LL4N/AOn Water Outlet
2016ChevroletColorado2.8LL4N/AOn Water Outlet
2016ChevroletImpala2.5LL4N/AOn Water Outlet
2016ChevroletMalibu1.8LL4N/AOn Water Outlet
2016ChevroletMalibu2.0LL4N/AOn Water Outlet
2016ChevroletMalibu LimitedN/AOn Water Outlet
2016ChevroletS102.5LL4N/AOn Water Outlet
2016GMCCanyon2.5LL4N/AOn Water Outlet
2016GMCCanyon2.8LL4N/AOn Water Outlet
2015BuickRegal2.0LL4N/AOn Water Outlet
2015CadillacATS2.0LL4N/AOn Water Outlet
2015CadillacATS2.5LL4N/AOn Water Outlet
2015CadillacCTS2.0LL4N/A
2015CadillacCTS3.6LV6N/A
2015CadillacXTSN/AOn Water Outlet
2015ChevroletColorado2.5LL4N/AOn Water Outlet
2015ChevroletImpala2.5LL4N/AOn Water Outlet
2015ChevroletMalibu2.0LL4N/AOn Water Outlet
2015ChevroletMalibu2.5LL4N/AOn Water Outlet
2015GMCCanyon2.5LL4N/AOn Water Outlet
2014BuickRegal2.0LL4N/AOn Water Outlet
2014CadillacATS2.0LL4N/AOn Water Outlet
2014CadillacATS2.5LL4N/AOn Water Outlet
2014CadillacCTS2.0LL4N/AOn Water Outlet
2014CadillacXTSN/AOn Water Outlet
2014ChevroletImpala2.5LL4N/AOn Water Outlet
2014ChevroletMalibu2.0LL4N/AOn Water Outlet
2014ChevroletMalibu2.5LL4N/AOn Water Outlet
2013CadillacATS2.0LL4N/AOn Water Outlet
2013CadillacATS2.5LL4N/AOn Water Outlet
2013ChevroletMalibu2.0LL4N/AOn Water Outlet
2013ChevroletMalibu2.5LL4N/AOn Water Outlet

* 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:

12636534126564442CTS01875S1341574004CTSA32TS5878V40-72-0632WT5278WTC1286

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