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See Other Chevrolet Trailblazer HVAC Heater Hose Connectors
2002-2009 Cadillac Escalade HVAC Heater Hose Connector Dorman
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2002 - 2009 Chevrolet Trailblazer HVAC Heater Hose Connector (Dorman)

$18.68
Save up to 80% vs List Price!

ℹ️ Product Notes

Heater Inlet Hose Fitting at Engine w/Rear Heater/Air Conditioning Unit Packaging Type: Clamshell Package Quantity: 1

Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.
Brand: Dorman
Condition: New
See Other Chevrolet Trailblazer HVAC Heater Hose Connectors
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🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
4257A85
  • Direct Fit for 2002 - 2009 Chevrolet Trailblazer
  • New Condition
  • Dorman Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Bypass Inside Diameter 0.45
Bypass Length 2.78
Bypass Outside Diameter 1.04
Bypass Quantity 1, 1 Ensamble De Manguera Del Calentador
Color Black, Negro, Noir
Contenidos Del Paquete 1conector De La Manguera Del Calentador
Diámetro Exterior Del Extremo 5/8in
End 1 Inside Diameter 0.45
End 1 Outside Diameter 0.625
End 1 Type Espiga De La Manguera, Hose Barb
End 2 Inside Diameter 0.78
End 2 Outside Diameter 1.04
End 2 Type Desconexión Rápida, Quick Disconnect
End Outside Diameter 5/8 In
End Quantity 2
End Type Macho Hembra, Male Female
Extremo De Fijación 1 De La Acoplación Espiga De La Manguera
Extremo De Fijación 2 De La Acoplación Desconexión Rápida
Fitting Angle 0
Fitting Attachment End Type 1 Hose Barb
Fitting Attachment End Type 2 Quick Disconnect
Fitting Size End 1 (in) 0.625 In, 0.625 In.
Fitting Size End 2 (in) 1.04 In
Hose Inside Diameter 0.45 In
Material Plastic, Plástico, Goma, Rubber
Quick Connect System Oui, Yes
Shape Cilindro, Cylinder
Sistema De Conexión Rápida Sí
Tamaño De La Acoplación Del Extremo 1 (in) 0.625 In.
Tamaño De La Acoplación Del Extremo 2 (in) 1.04 In.
Tube Outside Diameter 1.04
Type Conector De La Manguera Del Calentador, Heater Hose Connector

Vehicle Fitment Guide

This part fits the following vehicles:

Chevrolet
Trailblazer 2002-2009 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
A SUV 2004 - 2007 L6 4.2L RWD Automatic
B SUV 2006 L6 4.2L 4WD Automatic
B SUV 2004 - 2007 L6 4.2L RWD Automatic
Base SUV 2008 L6 4.2L 4WD Automatic
Base SUV 2008 V8 5.3L RWD/4WD Automatic
Base SUV 2003 - 2008 L6 4.2L RWD Automatic
LS SUV 2006 - 2007 V8 5.3L RWD/4WD Automatic
LS SUV 2002 - 2007 L6 4.2L RWD/4WD Automatic
LT SUV 2006 - 2008 V8 5.3L RWD/4WD Automatic
LT SUV 2002 - 2009 L6 4.2L RWD/4WD Automatic
LTZ SUV 2002 - 2003 L6 4.2L RWD/4WD Automatic
North Face SUV 2002 - 2004 L6 4.2L RWD/4WD Automatic
Q SUV 2005 L6 4.2L RWD Automatic
R SUV 2005 L6 4.2L RWD Automatic
SS SUV 2006 - 2009 V8 6.0L AWD/RWD Automatic

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

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Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

More Information


Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Interchange Parts

Brand Part Number
Dayco 80461
FMSI Universal 4204
Gates 28500
General Motors 15119175
General Motors 15139564
Goodyear 65647
Needa Parts 905-003

Fits Years: 2002 2003 2004 2005 2006 2007 2008 2009

Fits Models: Trailblazer

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