591-11117

The Chevrolet 591-11117 chassis ECM (Electronic Control Module) temperature sensor is a crucial component in the cooling system of your 17-19 Chevrolet Silverado 2500. This sensor is specifically designed for Sierra 2500 models and is responsible for monitoring the temperature of the engine coolant.

The temperature sensor is an essential element of the ECM, which controls various engine functions, including the engine cooling fan and the defrost system. By constantly measuring the coolant temperature, the ECM can make adjustments to maintain optimal operating conditions for the engine.

This 591-11117 chassis ECM temperature sensor is a high-precision, thermistor-type sensor that converts temperature readings into electrical signals. It features a narrow temperature range of approximately -40 F to 212 F (-40 C to 100 C), making it suitable for the demanding temperature conditions that heavy-duty trucks like the Chevrolet Silverado 2500 may encounter.

The sensor is designed with a robust construction to ensure durability and reliability. It has a high-temperature coating for protection against corrosion and thermal shock. The sensor's wiring harness is also shielded to minimize electrical interference and ensure accurate readings.

Installing the 591-11117 chassis ECM temperature sensor is a straightforward process. It simply replaces the existing sensor in the coolant temperature sensor circuit. When replacing the sensor, it is important to follow the recommended procedures in your vehicle's service manual to ensure proper installation and function.

In summary, the Chevrolet 591-11117 chassis ECM temperature sensor is a vital component of the cooling system in your Chevrolet Silverado 2500. It accurately measures coolant temperature and sends the data to the ECM, enabling the engine to maintain optimal operating conditions. With its high-precision design, robust construction, and easy installation, this sensor is an essential upgrade for any Silverado 2500 owner.

The Chevrolet 591-11117 chassis ECM (Electronic Control Module) temperature sensor 84097839 is a crucial part of the cooling system in 17-19 Chevrolet Silverado 2500 trucks. This sensor monitors the engine coolant temperature and sends the data to the ECM, which in turn adjusts the engine's fuel, ignition, and other systems to maintain optimal operating conditions.

1. Improved engine performance: A faulty temperature sensor can cause inaccurate temperature readings, which can lead to poor engine performance, misfiring, and other issues. Replacing the sensor with a new one can help restore the engine to its optimal performance.

2. Preventing costly repairs: A faulty temperature sensor can lead to more significant and expensive repairs down the line. By replacing the sensor early, you can save yourself from potentially costly repairs.

3. Maintaining engine longevity: The engine is one of the most critical components of a vehicle, and maintaining it in good condition is essential for its longevity. Replacing the temperature sensor can help ensure that the engine is operating within its optimal temperature range, which can help extend its lifespan.

1. Cost: Replacing a temperature sensor can be an expensive repair, with the cost of the sensor itself ranging from $50 to $150, depending on the supplier and the location. Labor costs can add to the total expense.

2. Installation complexity: Installing the temperature sensor can be a complex process, especially for those without automotive repair experience. It may require specialized tools and knowledge to complete the installation correctly.

3. Potential for additional repairs: In some cases, a faulty temperature sensor may be a symptom of a more significant issue with the cooling system. Replacing the sensor may reveal other problems that require additional repairs.

The decision to buy the 84097839 Chevrolet temperature sensor depends on various factors, including the vehicle's age, condition, and driving habits. If the temperature sensor is known to be faulty or causing issues with the engine's performance, it is essential to replace it as soon as possible to prevent more significant and costly repairs. However, if the vehicle is in good condition and the temperature sensor is functioning correctly, it may not be necessary to replace it until it fails. Ultimately, it is essential to weigh the pros and cons and consider the total cost of the repair before making a decision.

If you are experiencing issues with your Chevrolet Silverado 2500's engine performance, or if you suspect that the temperature sensor may be faulty, it is recommended to have the vehicle inspected by a qualified mechanic. They can diagnose the problem and provide you with an accurate estimate of the cost of repairs, including the temperature sensor if necessary. By taking a proactive approach to vehicle maintenance, you can help ensure that your Chevrolet Silverado 2500 remains in good condition and continues to perform optimally.

Details:

In 2005 after a battle with leukemia, Larry passed and left the business to his two sons, Ben Jeff. Sierra 2500 pickup 17-19 temperature; rh under dash, id 84097839. Sierra Denali 2500 17 temperature; rh under dash, id 84097839. Sierra 3500 pickup 17-19 temperature; rh under dash, id 84097839.

Upon purchase, parts are thoroughly cleaned and available for pick-up or delivery.

specifications perfoelectric:

• for models: 2500, Sierra
• for years: 2017–2019
• brand: Chevrolet Truck
• mpn: Silvrdo25
• part type: Ecm
• conditions options: Get Id, Temperature Rh Under D
• genuine oem: Yes
• ipn: 591-11117
• make: Chevrolet
• manufacturer warranty: 90 Day

payments perfoelectric:

• other
• credit card: diners-club
• wallet: apple-pay

offer perfoelectric:

• availability: in stock
• options: ship-to-home
• prices: $50.00–$1355.00
• item condition: Used
• sold #: 18
• in stock #: 5
• started: july 16, 2025

general perfoelectric:

• category: Auto Parts > Electrical Components

seller perfoelectric:

• city: denver, colorado
• # reviews: 1587
• rating: 94.1%

shipping perfoelectric:

• transit: 3-8 days
• service: standard
• type: fixed
• class: standard

returns perfoelectric:

• policy: returns accepted
• time: 60 days
• paid by: buyer

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