HomeBelts and Cooling > Hoses and PipesGates 23808 Radiator Coolant Hose - Radiator To Reservoir or Reservoir To Radiator
Part #: 23808

Gates 23808 Radiator Coolant Hose - Radiator To Reservoir or Reservoir To Radiator

Molded Coolant Hose, Reservoir To Radiator and Radiator To Reservoir
⚙️ 100 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded Coolant Hose, Reservoir To Radiator and Radiator To Reservoir
🚗Fitment: Chevrolet and GMC, Express 2500, Express 3500, Savana 2500, Savana 3500, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, Silverado 3500, and Silverado 3500 HD
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Overview of Gates Molded Coolant Hose 23808

The Gates Molded Coolant Hose 23808 is engineered for reliable cooling system performance in select Chevrolet and GMC trucks and vans. Designed with durable EPDM and plastic materials, this radiator coolant hose ensures consistent coolant flow and heat resistance for heavy-duty applications.

  • Constructed from EPDM rubber and plastic for durability and heat resistance
  • Molded design with a centerline length of 24.25 inches (616 mm)
  • Inside diameters of 0.5 inches (13 mm) on both ends for secure fitment
  • Single branch modular hose without spring reinforcement
  • Compatible with multiple Chevrolet and GMC models including Silverado and Express series

Detailed Product Description

The Gates Molded Coolant Hose 23808 is part of the Molded Coolant Hose product line, which focuses on precision-molded hoses designed to meet exact OEM specifications. This hose features a molded construction that provides a precise fit and reduces the risk of leaks or premature failure. Made from EPDM rubber combined with plastic components, it offers excellent resistance to heat, ozone, and coolant chemicals, making it suitable for demanding engine environments.

With a centerline length of 24.25 inches (616 mm) and inside diameters of 0.5 inches (13 mm) on both ends, this hose is designed to maintain proper coolant flow and pressure. The hose includes one branch and is modular, allowing for integration into complex cooling systems without the need for additional quick connect fittings or springs.

Compatible Vehicles and Applications

This radiator coolant hose is compatible with a range of Chevrolet and GMC vehicles, including:

  • Chevrolet Express 2500 and 3500
  • GMC Savana 2500 and 3500
  • Chevrolet Silverado 2500 HD, 3500, and 3500 HD
  • GMC Sierra 1500, 2500 HD, and 3500 HD

It is designed to replace original equipment hoses in these models, ensuring proper coolant circulation and engine temperature regulation.

Common Issues Addressed by This Radiator Coolant Hose

  • Coolant leaks caused by cracked or worn hoses
  • Overheating due to restricted or collapsed hoses
  • Coolant contamination from hose material degradation
  • Loss of coolant pressure affecting engine cooling efficiency
  • Replacement of aging or damaged OEM hoses in Chevrolet and GMC trucks and vans

Installation Notes and Tips

When installing the Gates Molded Coolant Hose 23808, ensure the engine is cool and the cooling system is depressurized. Verify the hose orientation and fitment against the original part. Use proper clamps to secure the hose ends and check for leaks after installation. The molded design simplifies alignment, but care should be taken to avoid twisting or stretching the hose during installation.

Quality Assurance and Warranty

Gates Molded Coolant Hose 23808 is manufactured to meet stringent quality standards for durability and performance. The EPDM and plastic materials provide resistance to heat, ozone, and coolant chemicals, contributing to long service life. While specific warranty details are not provided, Gates products typically adhere to industry standards for automotive replacement parts.

BrandGates
Part Number23808
PositionMolded Coolant Hose, Reservoir To Radiator and Radiator To Reservoir
MaterialEpdm, plastic
End 1 Inside Diameter.5
End 1 Inside Diameter13
End 2 Inside Diameter.5
End 2 Inside Diameter13
Contains SpringNo
Centerline Length24.25
Centerline Length4
Centerline Length616
End 3 Inside Diameter.15
Branch Quantity1
9839Yes
98450
Modular ComponentsBranch
Modular HoseYes
MoldedYes
Number of Quick Connect Fittings0

This part fits 100 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2018ChevroletSilverado 2500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2018ChevroletSilverado 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2018ChevroletSilverado 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2018ChevroletSilverado 35006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2018ChevroletSilverado 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2018ChevroletSilverado 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2018GMCSierra 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2018GMCSierra 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2018GMCSierra 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2018GMCSierra 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2017ChevroletSilverado 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2017ChevroletSilverado 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2017ChevroletSilverado 35006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2017ChevroletSilverado 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2017ChevroletSilverado 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2017GMCSierra 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2017GMCSierra 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2017GMCSierra 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2017GMCSierra 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 2500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 35006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 3500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2016ChevroletSilverado 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016GMCSavana 25006.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2016GMCSavana 25006.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2016GMCSavana 25006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016GMCSavana 35006.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2016GMCSavana 35006.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2016GMCSavana 35006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016GMCSierra 2500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2016GMCSierra 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2016GMCSierra 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2016GMCSierra 3500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2016GMCSierra 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2016GMCSierra 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2015ChevroletExpress 25006.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015ChevroletExpress 25006.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015ChevroletExpress 25006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2015ChevroletExpress 35006.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015ChevroletExpress 35006.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 2500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 35006.0LV8GASReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 3500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015ChevroletSilverado 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2015GMCSavana 25006.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015GMCSavana 25006.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015GMCSavana 35006.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015GMCSavana 35006.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015GMCSierra 2500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015GMCSierra 2500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015GMCSierra 2500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2015GMCSierra 3500 HD6.0LV8CNGReservoir To RadiatorMolded Coolant Hose
2015GMCSierra 3500 HD6.0LV8FLEXReservoir To RadiatorMolded Coolant Hose
2015GMCSierra 3500 HD6.0LV8GASReservoir To RadiatorMolded Coolant Hose
2014ChevroletSilverado 2500 HD6.0LV8CNGRadiator To ReservoirMolded Coolant Hose
2014ChevroletSilverado 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2014ChevroletSilverado 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2014ChevroletSilverado 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2014ChevroletSilverado 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2014GMCSierra 2500 HD6.0LV8CNGRadiator To ReservoirMolded Coolant Hose
2014GMCSierra 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2014GMCSierra 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2014GMCSierra 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2014GMCSierra 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2013ChevroletSilverado 2500 HD6.0LV8CNGRadiator To ReservoirMolded Coolant Hose
2013ChevroletSilverado 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2013ChevroletSilverado 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2013ChevroletSilverado 35006.0LV8GASRadiator To ReservoirMolded Coolant Hose
2013ChevroletSilverado 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2013ChevroletSilverado 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2013GMCSierra 2500 HD6.0LV8CNGRadiator To ReservoirMolded Coolant Hose
2013GMCSierra 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2013GMCSierra 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2013GMCSierra 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2013GMCSierra 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2012ChevroletSilverado 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2012ChevroletSilverado 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2012ChevroletSilverado 35006.0LV8GASRadiator To ReservoirMolded Coolant Hose
2012ChevroletSilverado 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2012ChevroletSilverado 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2012GMCSierra 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2012GMCSierra 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2012GMCSierra 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2012GMCSierra 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2011ChevroletSilverado 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2011ChevroletSilverado 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2011ChevroletSilverado 35006.0LV8GASRadiator To ReservoirMolded Coolant Hose
2011ChevroletSilverado 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2011ChevroletSilverado 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2011GMCSierra 15006.0LV8ELECTRIC/FLEXRadiator To ReservoirMolded Coolant Hose
2011GMCSierra 2500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2011GMCSierra 2500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose
2011GMCSierra 3500 HD6.0LV8FLEXRadiator To ReservoirMolded Coolant Hose
2011GMCSierra 3500 HD6.0LV8GASRadiator To ReservoirMolded Coolant Hose

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

16492192577262087037023209174234282642380827069X

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.