GM Genuine Parts 55591401 engine coolant temperature sensor reliable temperature monitoring
GM Genuine Parts 55591401 sensor image shows precise signaling to the ECU for efficient fuel
GM Genuine Parts 55591401 engine coolant temperature sensor reliable temperature monitoring
GM Genuine Parts 55591401 sensor image shows precise signaling to the ECU for efficient fuel

GM Genuine Parts 55591401 Engine Coolant Temperature Sensor – OE Replacement

Maintain optimal engine awareness with the GM Genuine Parts 55591401 Engine Coolant Temperature Sensor. This GM OE...
Vendor: GM GENUINE PARTS
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GM Genuine Parts 55591401 engine coolant temperature sensor reliable temperature monitoring

GM Genuine Parts 55591401 Engine Coolant Temperature Sensor – OE Replacement

£36.13
GM Genuine Parts 55591401 engine coolant temperature sensor reliable temperature monitoring
GM Genuine Parts 55591401 sensor image shows precise signaling to the ECU for efficient fuel

GM Genuine Parts 55591401 Engine Coolant Temperature Sensor – OE Replacement

£36.13
Description
Description
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Maintain optimal engine awareness with the GM Genuine Parts 55591401 Engine Coolant Temperature Sensor. This GM OE replacement mirrors the quality and specifications GM originally built into your vehicle, helping keep cooling and engine management aligned with factory design.

What it does

The coolant temperature sensor monitors the engine's temperature and supplies a precise signal to the engine control module. This information helps the ECU adjust the air/fuel delivery and ignition timing, supporting smoother starts and stable operation across varying conditions.

Quality you can count on

Manufactured to GM OE specification for fit, form, and function, this sensor is designed to match the original component in your GM vehicle. The build emphasizes durability against heat, vibration, and thermal cycles common in daily driving, so performance remains aligned with factory expectations.

Manufacturing and testing discipline

GM OE parts undergo the same stringent testing as the original equipment. Each unit is subjected to qualification steps that emphasize material quality, precision signal transmission, and reliable electrical connections, reflecting the standards GM sets for its OE programs.

Real world scenarios and benefits

Replacing a worn or faulty sensor with this GM OE part can help sustain consistent temperature readings, which in turn supports stable engine management under different loads and temperatures. The compact, plug friendly design aims for a straightforward installation, minimizing downtime for routine maintenance or repairs.

Installation and compatibility

Designed to fit GM vehicles originally equipped with a coolant temperature sensor of this type, this part is intended to deliver the same performance you expect from GM OEM components. If you prefer OEM replacements, you can maintain alignment with factory specifications and cooling system signaling.

  • Plug-and-play fit with compatible GM engines
  • Direct replacement for the original GM component

FAQ

Q: What does the GM Genuine Parts 55591401 Engine Coolant Temperature Sensor do?

A: The sensor monitors engine coolant temperature and provides a signal to the engine control module to adjust air fuel mix and ignition timing.

Q: Why choose GM Genuine Parts 55591401?

A: GM OE spec, GM recommended replacement, and the same testing as the original GM component.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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