Hummer H3T Radiator Caps

Your Hummer H3T will be happy to know that the search for the right Radiator Caps you’ve been looking for is over! Advance Auto Parts has 1 different Radiator Caps for your vehicle, ready for shipping or in-store pick up. The best part is, our Hummer H3T Radiator Caps start from as little as $18.88.

When it comes to your Hummer H3T, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Radiator Caps brands so you can shop with complete confidence. Some of our top Radiator Caps brands are AC Delco. We’re sure you will get the right product to keep that H3T running for a long time.

We even have reviews of our OEM and aftermarket Radiator Caps products to help you buy with confidence. Hear from other customers via the 8 reviews on parts for your Hummer H3T.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Radiator Caps for your H3T, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 2 Hummer Radiator Caps

ACDelco – GM Original Equipment Radiator Cap (Part No.G1010205985ACD)

GM Original Equipment Radiator Cap

from

$18.88
An ACDelco GM Original Equipment Radiator Cap is a spring loaded cap that seals the radiator filler neck or surge tank, and is a GM-recommended replacement for your vehicle’s original component. It maintains pressure on the cooling system while the engine is operating, which raises the boiling point of the engine coolant. It also replenishes the system with coolant from the expansion tank (if equipped) when the engine cools off. This original equipment radiator cap has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Get the GM quality you know and trust with ACDelco GM Original Equipment Thermostats and Caps. Stay with the brand of parts your General Motors vehicle came with and get peace of mind that the fit, form, and function is up to the high standards and specifications of General Motors. ACDelco GM Original Equipment Thermostats and Caps are engineered for virtually every model of GM car, light duty truck, and sport utility vehicle.

Product Features:
  • Seal and maintain pressure on the cooling system for vehicle safety
  • Raise the boiling point of the engine coolant to maintain efficiency
  • Fit most models of GM vehicles for expanded coverage
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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(2 reviews)
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10330)

Radiator Cap: 16 PSI

from

$13.49
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Safety lever to vent coolant pressure before removal
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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(65 reviews)
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