Is your truck struggling with rough starts, poor fuel economy, or erratic temperature readings? The Walker Engine Coolant Temperature (ECT) Sensor delivers the accurate coolant temperature information your engine’s computer needs to make the right fuel and timing adjustments. When your original sensor fails, your ECM can’t properly gauge engine temperature, leading to hesitation, inconsistent idle, and decreased efficiency. Swapping in this direct‑fit replacement brings your engine back to smooth starts, consistent performance, and improved efficiency, whether you’re commuting, hauling, or towing.

Built for long‑lasting reliability, the Walker ECT Sensor is constructed from high‑quality, heat‑resistant materials that withstand thermal cycling, vibration, and exposure to coolant and contaminants. Its rugged design resists corrosion and wear that commonly cause sensor failure, ensuring consistent and accurate readings over time. Engineered to meet OE specifications and fully tested for accuracy and dependable performance, this sensor provides a fail‑ready replacement that installs easily and delivers lasting performance in demanding conditions.