HomeBelts and Cooling > Hoses and PipesGates 23119 Radiator Coolant Hose - Upper
Part #: 23119

Gates 23119 Radiator Coolant Hose - Upper

Molded Coolant Hose, Upper
15 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Molded Coolant Hose, Upper
Fitment: Buick, Chevrolet, and Pontiac, Allure, LaCrosse, Impala, Grand Prix, and Monte Carlo
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Overview of Gates Molded Coolant Hose 23119

The Gates Molded Coolant Hose 23119 is designed for reliable cooling system performance in select Buick, Chevrolet, and Pontiac vehicles. Engineered with durable EPDM material, this radiator coolant hose ensures consistent fit and function for models like the Buick LaCrosse and Chevrolet Impala.

  • Constructed from high-quality EPDM for heat and chemical resistance
  • Molded design for precise fit and leak prevention
  • Centerline length of 15.4 inches (391 mm) for accurate installation
  • Inside diameter of 1.27 inches (32 mm) on both ends
  • Compatible with Buick Allure, Chevrolet Monte Carlo, and Pontiac Grand Prix

Detailed Product Description

This radiator coolant hose from Gates, part number 23119, is part of the Molded Coolant Hose product line, which focuses on delivering hoses with exact molded shapes to match OEM specifications. The molded construction eliminates the need for multiple clamps and reduces the risk of leaks, providing a secure connection within the cooling system. Made from EPDM, the hose resists degradation from heat, ozone, and automotive fluids, ensuring durability and longevity in demanding engine environments.

Compatible Vehicles and Applications

The Gates Molded Coolant Hose 23119 is compatible with several GM vehicles, including Buick Allure, LaCrosse, Chevrolet Impala, Monte Carlo, and Pontiac Grand Prix. This hose is designed specifically for radiator coolant circulation, maintaining optimal engine temperature and preventing overheating.

  • Replaces worn or cracked radiator coolant hoses
  • Prevents coolant leaks and engine overheating
  • Restores proper coolant flow in Buick, Chevrolet, and Pontiac cooling systems
  • Addresses hose swelling or softening due to age or heat exposure

Installation Notes and Tips

  • Verify hose dimensions: 1.27 inch (32 mm) inside diameter on both ends and 15.4 inch (391 mm) centerline length
  • Ensure cooling system is cool before removal to avoid burns
  • Inspect hose connections and clamps for wear and replace if necessary
  • Properly seat hose ends to prevent leaks and secure with clamps

Quality Assurance and Warranty

Gates Molded Coolant Hose 23119 is manufactured to meet or exceed OEM standards for durability and performance. The EPDM material and molded design contribute to a reliable cooling system component. While specific warranty details are not provided, Gates products typically come with manufacturer-backed quality assurance to support long-term use in Buick, Chevrolet, and Pontiac vehicles.

BrandGates
Part Number23119
PositionMolded Coolant Hose, Upper
0
Yes
Branch Quantity0
Centerline Length15.4
Centerline Length391
Contains SpringNo
End 1 Inside Diameter1.27
End 1 Inside Diameter32
End 2 Inside Diameter1.27
End 2 Inside Diameter32
MaterialEPDM
Modular HoseNo
MoldedYes
Number of Quick Connect Fittings0

This part fits 15 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2009BuickAllure5.3LV8GASUpperMolded Coolant Hose
2009BuickLaCrosse5.3LV8GASUpperMolded Coolant Hose
2009ChevroletImpala5.3LV8GASUpperRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2008BuickAllure5.3LV8GASUpperMolded Coolant Hose
2008BuickLaCrosse5.3LV8GASUpperMolded Coolant Hose
2008ChevroletImpala5.3LV8GASUpperRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2008PontiacGrand Prix5.3LV8GASUpperRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2007ChevroletImpala5.3LV8GASUpperMolded Coolant Hose
2007ChevroletMonte Carlo5.3LV8GASUpperMolded Coolant Hose
2007PontiacGrand Prix5.3LV8GASUpperMolded Coolant Hose
2006ChevroletImpala5.3LV8GASUpperMolded Coolant Hose
2006ChevroletMonte Carlo5.3LV8GASUpperMolded Coolant Hose
2006PontiacGrand Prix5.3LV8GASUpper1st Design; Molded Coolant Hose
2006PontiacGrand Prix5.3LV8GASUpper2nd Design; Cut to fit; Molded Coolant Hose
2005PontiacGrand Prix5.3LV8GASUpperMolded 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:

15286588152988381529883920458S2311952413958625296258272366890187219780C72366

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