Straight Bolt On Engine Coolant Temperature Sensor Replaces TX89 And SU109 Oem Grade Parts To Keep Your Radiator From Boiling Over With Zero Sweat Heavy Duty Design For Snap Fit Installations And Road Ready Daily Driver Performance

Accurate Coolant Temperature Sensor for Daily Drivers
✔️ Brass housing thermistor replaces TX89 SU109 for GM engines

This straight bolt on coolant temperature sensor monitors engine heat levels so you know exactly when your radiator needs attention. It mounts directly into your cooling system hoses or block to track fluid heat for smoother daily driving and quick roadside fixes.

✅ Solid brass body stands up to boiling heat and rough parking lot driving
✅ Built in resistor sends clean signals straight to your dash gauge cluster
✅ Tapered metal threads seal tight without needing extra tape or paste
✅ Internal spring blocks road vibration from messing with your warning light
✅ Single pack inclusion comes ready for immediate socket wrench installation

💡 Why does my vehicle throw a coolant temperature error code when driving in traffic?
Getting a faulty sensor swapped out is usually pretty handy for clearing those stubborn dashboard warnings and restoring smooth airflow through your cooling loops.
- Verify the replacement matches your factory bolt pattern for seamless mounting
- Clear stored trouble codes after install so the computer recalibrates fuel mixing
- Monitor gauge readings during a short test drive to confirm stable heat management
- Bleed any trapped air from the radiator area to prevent future overheating events

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