2003 Chevrolet Suburban 1500 Heater Hoses

Essential 2003 Chevrolet Suburban 1500 Heater Hoses

Dorman – Molded Heater Hose: Rubber (Part No.626-557)

Molded Heater Hose: Rubber

from

$50.99
This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this HVAC heater hose assembly directly replaces the original heater hose on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in heater hose assemblies
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Dorman – Molded Heater Hose: Rubber/Plastic (Part No.626-111)

Molded Heater Hose: Rubber/Plastic

from

$58.99
This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this HVAC heater hose assembly directly replaces the original heater hose on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in heater hose assemblies
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ACDelco – Heater Hose (Part No.R3030514623ACD)

Heater Hose

from

$67.31
Heater Hose

Dorman – Molded Heater Hose: Plastic/Rubber (Part No.626-654)

Molded Heater Hose: Plastic/Rubber

from

$62.99
This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this HVAC heater hose assembly directly replaces the original heater hose on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in heater hose assemblies
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Dorman – Molded Heater Hose: Rubber, OE Fix, Upgraded Material (Part No.626-683)

Molded Heater Hose: Rubber, OE Fix, Upgraded Material

from

$83.99
Original equipment HVAC heater hose assemblies often fail due to cracks in the plastic Y-connector. This Dorman OE FIX replacement features an upgraded aluminum Y-connector to prevent similar failures in the future.

Product Features:
  • Upgraded material – this replacement engine heater hose assembly features an aluminum Y-connector for added durability
  • Application specific – designed to match the original fit and function of heater hoses on certain vehicle years, makes and models
  • Complete replacement – includes necessary clamps for easy installation
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Dorman – Molded Heater Hose: Rubber (Part No.626-564)

Molded Heater Hose: Rubber

from

$46.99
This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this HVAC heater hose assembly directly replaces the original heater hose on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in heater hose assemblies
See More

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.5" Inside Diameter (Sold by foot) (Part No.28410)

Straight Heater Hose: EPDM, Direct Fit, 0.5" Inside Diameter (Sold by foot)

from

$3.29
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • CAUTION: Do not use for fuel or oil transfer applications
  • CAUTION: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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Dorman – Molded Heater Hose: Aluminum/Rubber, OE Fix, Upgraded Material (Part No.626-553)

Molded Heater Hose: Aluminum/Rubber, OE Fix, Upgraded Material

from

$58.99
This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Upgraded material – this replacement engine heater hose assembly features aluminum Y-connectors for added durability
  • Application specific – designed to match the original fit and function of heater hoses on certain vehicle years, makes and models
  • Complete replacement – hoses come with necessary clamps for easy installation
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 36 Inch Length (Part No.80405)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 36 Inch Length

from

$21.29
Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:
  • Meets the requirements of SAE J20R3, Class D-1
  • Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Engineered as an OEM replacement
  • Meets Type EC electro-chemical requirements as specified in SAE J1684
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Gates – Premium Molded Heater Hose (Part No.18623)

Premium Molded Heater Hose

from

$13.79
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • Has all the quality features of Gates molded coolant hose and similar to OEM specifications
  • Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature Range: -40 Deg. F to 275 Deg. F (-40 Deg. C -135 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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Dayco – Straight Heater Hose: EPDM Rubber, Universal Fit, 1/2" Inside Diameter (Sold by foot) (Part No.80312)

Straight Heater Hose: EPDM Rubber, Universal Fit, 1/2" Inside Diameter (Sold by foot)

from

$0.86
This premium Dayco Insulone Heater Hose delivers heated coolant to the heater core with minimal heat loss. The synthetic EPDM rubber compounds and spiral reinforcement gives this hose excellent burst strength, heat resistance, and compatibility with all common coolants and coolant additives. A special compound used in the insulating layer provides an added measure of protection against heat loss. Built with a black cover, this hose is similar to SAE 20R3, Class D-2 with a temperature range of -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C). Note: NOT suitable for fuel or oil transfer.

Product Features:
  • Synthetic EPDM rubber compounds and spiral reinforcement provides excellent burst strength and heat resistance
  • Compatible with all common coolants and coolant additives
  • Insulating layer provides an added measure of protection against heat loss
  • Performs well in temperature ranges of -40 Degree F (-40 Degree C) to +257 Degree F (+125 Degree C)
  • PLEASE NOTE: Item is sold and priced by the foot. See store for details.
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Gates – Premium Molded Heater Hose (Part No.18622)

Premium Molded Heater Hose

from

$56.99
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • Has all the quality features of Gates molded coolant hose and similar to OEM specifications
  • Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature Range: -40 Deg. F to 275 Deg. F (-40 Deg. C -135 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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Gates – Premium Molded Heater Hose (Part No.18914)

Premium Molded Heater Hose

from

$30.99
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • Has all the quality features of Gates molded coolant hose and similar to OEM specifications
  • Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature Range: -40 Deg. F to 275 Deg. F (-40 Deg. C -135 Deg. C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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ACDelco – Heater Hose (Part No.R3030207231ACD)

Heater Hose

from

$52.90
Heater Hose

Dorman – Heater Hose Connecto (Part No.R3036834783DOR)

Heater Hose Connecto

from

$10.87
Heater Hose Connecto

Dorman – Heater Hose Connecto (Part No.R30361604037DOR)

Heater Hose Connecto

from

$13.11
Heater Hose Connecto

Dorman – Coolant Connector – Inlet/Outlet 3/4In. Tube x 5/8In. Hose (Part No.800-409HP)

Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose

from

$24.49
HVAC heater hose connectors fail when the plastic material fatigues from heat and vibration. This upgraded Dorman OE FIX replacement connector is made from corrosion-resistant stainless steel for greater durability.

Product Features:
  • Improved design – this HVAC heater hose connector has been redesigned for greater durability the original equipment part
  • Durable construction – this heater hose connector is made of stainless steel instead of the original equipment connector to reduce damage from heat fatigue and vibration
  • Easy to install – matches the original equipment form and dimensions for a simple replacement
  • Quality tested – this part has undergone try-on, corrosion, heat and pressure testing to ensure a quality fit and long service life
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Dorman – Cooling Quick Connector (Part No.800-413)

Cooling Quick Connector

from

$21.49
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
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Dorman – Heater Hose Connector (Part No.800-411)

Heater Hose Connector

from

$14.29
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
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Gates – Quick-Lok½ Heater Hose Connector (Part No.28500)

Quick-Lok½ Heater Hose Connector

from

$19.49
Product Features:
  • Used on cars and trucks when the original quick connector fails, or the replacement hose does not include them
  • Manufactured w/ a new design that retains the O-ring so they cannot get lost or damaged
  • Fit just as the OEM quick connects for easy installation as well as removal
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Dorman – Heater Hose Connector (Part No.800-414CD)

Heater Hose Connector

from

$26.49
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
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Dorman – Coolant HVAC Connector (Part No.800-917)

Coolant HVAC Connector

from

$15.99
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
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Dorman – Heater Hose Connector (Part No.800-916)

Heater Hose Connector

from

$13.99
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
See More

Dorman – Heater Hose Connector (Part No.800-413CD)

Heater Hose Connector

from

$22.29
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
See More

Dorman – Heater Hose Connecto (Part No.R3036834786DOR)

Heater Hose Connecto

from

$32.04
Heater Hose Connecto

Dorman – Heater Hose Connector- Coolant Connector (Part No.800-414)

Heater Hose Connector- Coolant Connector

from

$24.99
Our heater hose connectors are designed to resist brittleness, cracks, and coolant leaks for a longer service life.

Product Features:
  • Direct replacement for ease of installation
  • Replace only the connector, not the entire Heater Hose assembly
  • Made of high-quality materials for a longer service life
  • Fits a wide variety of applications
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Dorman – Heater Hose Connecto (Part No.R3036834787DOR)

Heater Hose Connecto

from

$33.48
Heater Hose Connecto

Dorman – Coolant Connector – Inlet/Outlet 3/4In. Tube x 5/8In. Hose (Part No.800-409)

Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose

from

$12.49
Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:
  • Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
  • Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
  • Cost-effective solution – offers original equipment quality at competitive price
  • Performance tested – this connector has been rigorously pressure tested to ensure reliable performance
See More

2003 Chevrolet Suburban 1500 Heater Hoses

Maybe you’re in the middle of a full rebuild of that 2003 Chevrolet Suburban 1500. Maybe you just need a couple of Heater Hoses. Either way, Advance Auto Parts has 23 different Heater Hoses in our inventory ranging from $10.87 to $63.99. That means you can find the exact parts or products you need to keep that 2003 Chevrolet Suburban 1500 running smoothly.

Heater Hoses are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Chevrolet Suburban 1500. Dorman, Dayco, and Gates are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Heater Hoses for your 2003 Chevrolet Suburban 1500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 948 reviews in this category, some of the top rated parts include Heater Hose Connector- Coolant Connector with 4.6 stars.

So if you’re in the market for aftermarket Heater Hoses to keep your 2003 Chevrolet Suburban 1500 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Heater Hoses Brands To Make Your 2003 Chevrolet Suburban 1500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Chevrolet Suburban 1500 demands trusted brand parts and products to keep it running. Many trusted brands of Heater Hoses make up Advance Auto Parts’ inventory, and all are ready to help make your Suburban 1500 the best it can be. Be sure to browse some of our top Heater Hoses brands and parts.

FAQs for 2003 Chevrolet Suburban 1500 Heater Hoses

What are the most purchased Heater Hoses for the 2003 Chevrolet Suburban 1500?

Out of 23 Heater Hoses for the 2003 Chevrolet Suburban 1500, the most popular in our inventory are:
Heater Hose Connector
from $26.49
This product is not rated
Heater Hose Connector
Heater Hose Fittings
Heater Hose Connector
from $22.29
This product is not rated
Heater Hose Connector
Heater Hose Fittings
Molded Heater Hose: Rubber
from $50.99
This product is not rated
Molded Heater Hose: Rubber
Heater Hoses

What are the top-rated 2003 Chevrolet Suburban 1500 Heater Hoses?

Top-rated Heater Hoses for your 2003 Chevrolet Suburban 1500 based on customer reviews/ratings are:
Heater Hose Connector- Coolant Connector
from $24.99
(5)
Heater Hose Connector- Coolant Connector
“This connector was a little difficult to slide onto the Heater Hose Connector. Once I applied some silicone grease, it installed easily and worked we”