The best automotive replacement coolant level sensors you can buy

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AI-generated summary · updated August 21, 2026 · verify details before purchase.

1. 

   1 Best budget pick Dorman

   Dorman 904-403 Coolant Level Sensor

   ★★★★☆4.4/5 $33.70 Only 20 left

   Affordable direct replacement sensor for many GM and Ford models; easy to install and durable.

   • Budget-friendly
   • Easy installation
   • Good durability

   • May not fit all vehicles

   View on Amazon
2. 

   2 Best for GM vehicles ACDelco

   ACDelco 13500314 GM Original Equipment Coolant Level Sensor

   ★★★★★4.6/5 $28.78

   OEM-quality sensor engineered for GM vehicles; ensures accurate readings and long service life.

   • OEM quality
   • Accurate readings
   • Long lasting

   • Higher price

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3. 

   3 Best value Standard Motor Products

   Standard Motor Products S-247 Coolant Level Sensor

   ★★★★☆4.3/5 $21.80

   Reliable universal sensor suitable for multiple makes; tested for performance and durability.

   • Affordable
   • Universal fit
   • Reliable

   • Slightly lower build quality

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4. 4 Best for BMW owners

   Genuine BMW 61318373140 Coolant Level Sensor

   ★★★★☆4.5/5 $40-$60

   OEM sensor for BMW vehicles; exact fit and reliable performance.

   • OEM specification
   • Perfect fit
   • Durable

   • Expensive
   • Brand specific

   View on Amazon
5. 

   5 Best for Ford trucks Dorman

   Dorman 603-302 Coolant Level Sensor

   ★★★★☆4.2/5 $38.57 Only 11 left

   Designed as a direct replacement for Ford F-150 and similar models; includes O-ring for easy installation.

   • Direct replacement
   • Includes O-ring
   • Good value

   • Limited compatibility

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6. 

   6 Best cheap option ZBN

   Wells Vehicle Electronics SW901 Coolant Level Sensor

   ★★★★☆4.2/5 $15.99

   Ultra-low-cost sensor that works for universal applications; adequate for basic replacement needs.

   • Very cheap
   • Universal application
   • Quick fix

   • Lower reliability
   • Short lifespan

   View on Amazon
7. 

   7 Best overall URO Parts

   Denso 780-004 Coolant Level Sensor

   ★★★★☆4.5/5 $11.90

   High-quality sensor from a leading OEM supplier; robust construction ensures accurate coolant level detection across many vehicles.

   • High quality
   • Widely compatible
   • Accurate

   • Slightly priced higher

   View on Amazon

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