Holstein 2CTS0125 Engine Coolant Temperature Sensor - Radiator

Engine Coolant Temperature Sensor for GM Applications

Holstein Parts 2CTS0125 is an engine coolant temperature sensor for a wide range of Chevrolet, GMC, Buick, Cadillac, and Saturn applications. It supports accurate coolant temperature reporting for vehicles such as the Chevrolet Equinox, Malibu, Cruze, and GMC Terrain, helping the engine control system monitor operating temperature.

Key Features

• Engine coolant temperature sensor for radiator, hose, and related cooling-system locations
• Direct-fit coverage for many GM vehicles from 2008-2026
• Holstein Parts line coverage for common OE-style replacement needs
• Cross-references Monroe Shocks & Struts 37083 for the same application
• Part number: 2CTS0125

Detailed Description

Holstein 2CTS0125 is built for vehicles that rely on coolant temperature input for engine management, gauge operation, and cooling fan strategy. This sensor is listed for broad GM fitment, including Chevrolet Equinox, Chevrolet Malibu, Chevrolet Cruze, GMC Terrain, and Buick Encore GX applications. The Holstein Parts line focuses on replacement coverage for common cooling and sensor service needs, and this part number, 2CTS0125, is used across multiple OE-style interchange references.

Compatible With 2024-2026 Buick Envista, N/A; 2018-2026 Chevrolet Equinox, N/A; 2021-2026 Chevrolet Trailblazer, N/A; 2024-2026 Chevrolet Trax, N/A; and 2021-2026 GMC Terrain, N/A. Additional coverage includes Chevrolet Bolt EV, Chevrolet Bolt EUV, Chevrolet Sonic, Chevrolet Spark, Chevrolet Colorado, GMC Canyon, Buick Encore, Buick LaCrosse, Cadillac ATS, and Saturn Astra applications listed in the fitment data.

What It Helps Address

• Incorrect coolant temperature readings
• Cooling fan control concerns tied to temperature input
• Temperature gauge or scan-data inconsistencies
• Hard starting or drivability issues related to coolant temperature signal errors
• Check engine light conditions associated with coolant temperature sensor faults

Installation Notes

Verify the sensor location before ordering, since fitment includes radiator, hose, water outlet, and electronic control locations depending on the vehicle. Match the connector style and mounting style to the original part, especially on applications noted with angled socket, tin terminal pins, mating connector, or threads in hose. Confirm the exact year, make, model, and engine configuration against the vehicle listing before installation.

Quality Assurance

Holstein Parts 2CTS0125 is cataloged as an OE-style replacement sensor with broad interchange coverage across multiple aftermarket and OE reference numbers, including Standard Ignition TX229 and Delphi TS10468.