


🔥 Stay cool, drive smarter with GM’s trusted sensor ⚙️
The ACDelco 55591401 Engine Coolant Temperature Sensor is a GM original equipment replacement part designed for precise temperature monitoring. Crafted with durable ceramic and metal materials, it meets GM OE specifications for perfect fit, reliable performance, and long-lasting durability—ensuring your engine stays protected and efficient.





| Brand | GM GENUINE PARTS |
| Item dimensions L x W x H | 6.4 x 4.3 x 2.3 Centimeters |
| Material | Ceramic, Metal |
| Item Weight | 14 g |
| Style | Temperature Sensor |
| Output Type | analog |
| Specific Uses For Product | Temperature Sensor |
| UPC | 808709051022 |
| Global Trade Identification Number | 00808709051022 |
| Manufacturer | ACDelco |
| Product Dimensions | 6.35 x 4.32 x 2.29 cm; 13.61 g |
| Item model number | 55591401 |
| Manufacturer Part Number | 55591401 |
| OEM Part Number | 55591401 |
| Volume | 4 Cubic Inches |
| Assembly Required | No |
| Item Weight | 13.6 g |
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