Premium Auto Sensor Coolant Temperature Sensor specifically designed for GM Chevrolet models including Aveo, Optra, Corsa, and Equinox. Engineered with high-precision thermistor technology for instant and accurate temperature readings. Features durable brass housing with OEM-grade epoxy encapsulation ensuring superior heat resistance and long-term reliability. Direct-fit replacement for part numbers 96182634 and 12608814, maintaining factory calibration for seamless ECU communication. Advanced NTC (Negative Temperature Coefficient) element provides consistent performance across extreme operating conditions (-40°C to 150°C). Ideal for both professional mechanics and DIY enthusiasts seeking plug-and-play installation with no programming required. Waterproof design withstands underhood exposure to coolant, road debris, and vibration. Optimizes engine performance by enabling precise fuel mixture adjustments and cooling fan activation timing. Manufactured with military-grade solder joints and gold-plated connectors for maximum conductivity and corrosion resistance.