Coolant Temperature Sensor 2134777 For GM Vehicles Buick Cadillac Chevrolet GMC Saturn Compatible With Enclave Malibu Traverse Acadia Escalade Camaro Cobalt Lacrosse Regal CTS Avalanche 1500 Cavalier Classic Replaces 12639899

GM coolant temperature sensor replacement for multiple GM models
✔️ OE-grade coolant sensor, single unit, quick 5-10 min install

This coolant temperature sensor is a straightforward OEM-style replacement that monitors engine coolant temperature and reports it to the engine computer. It helps prevent overheating, improves idle stability, and optimizes fuel delivery in GM cars and trucks.

✅ Replaces OEM TX78, 22630-0M200, TU4072, 158-0606 and more GM part numbers
✅ Compatible with Lacrosse, Regal, CTS, Escalade, Malibu, Camaro, Cavalier, Cobalt, Silverado, Tahoe, Suburban, and more
✅ Moisture and corrosion resistant, built to OE standards
✅ Easy 5-10 minute install with plug-and-play connector; no teflon tape needed
✅ Thread insert is pre-sealed and ready for quick fit

💡 What is a coolant temperature sensor and why is it important? This handy device helps the engine control module read coolant temperature and adjust operation for optimal performance.
- Provides accurate temp data to regulate fuel delivery and ignition timing
- Prevents overheating by signaling cooling fans when needed
- Supports stable idle and smooth starts in GM applications