Walker 211-2090 Engine Coolant Temperature Sensor

Reliable Engine Coolant Temperature Sensor for GM Vehicles

The Walker Sensor Only Engine Coolant Temperature Sensor (part number 211-2090) is designed to provide accurate temperature readings for your vehicle's engine management system. Compatible with select Cadillac, Chevrolet, and GMC models, this sensor ensures optimal engine performance and helps prevent overheating.

• Terminal Type: Blade for secure electrical connection
• Connector Shape: Oblong for precise fitment
• Terminal Quantity: 2 terminals for reliable signal transmission
• Connector Gender: Female to match factory wiring harness
• Wiring Harness: Not included, sensor only

About the Walker Sensor Only Product Line

The Sensor Only line from Walker focuses on providing high-quality replacement sensors without additional wiring harnesses or installation hardware. This allows professional technicians and experienced DIYers to replace the sensor component directly, ensuring compatibility with existing vehicle wiring and reducing installation complexity.

Detailed Product Description

The Walker 211-2090 Engine Coolant Temperature Sensor is engineered to deliver precise temperature data to the engine control unit (ECU). Featuring a blade terminal type and an oblong female connector with two terminals, this sensor is designed for a secure and accurate electrical connection. It is compatible with popular GM models including Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500 and Silverado 1500 LTD, GMC Sierra 1500 and Sierra 1500 Limited, as well as Tahoe, Yukon, and Yukon XL. This sensor plays a critical role in monitoring engine temperature to optimize fuel injection, ignition timing, and cooling fan operation.

Common Applications and Issues Addressed

• Prevents engine overheating by providing accurate temperature readings
• Helps resolve erratic temperature gauge readings
• Supports proper engine performance and fuel efficiency
• Eliminates check engine light triggers related to coolant temperature sensor faults
• Ensures reliable operation of cooling fans and temperature-dependent systems

Installation Notes and Tips

When installing the Walker 211-2090 sensor, ensure the vehicle is cool to avoid burns. The sensor features a female oblong connector with two blade terminals, so verify connector compatibility before installation. Since this is a sensor-only part, the existing wiring harness must be reused. Properly secure the sensor to prevent leaks and ensure accurate readings.

Quality Assurance and Warranty

Walker sensors are manufactured to meet or exceed OEM specifications for durability and performance. While specific warranty details are not provided here, Walker products typically come with a limited warranty against defects in materials and workmanship. Using the Walker 211-2090 sensor helps maintain the reliability of your Cadillac Escalade, Chevrolet Silverado 1500, or GMC Sierra 1500 cooling system.