20 Best 5.3 Heater Hose Routing in 2024 Reviews and Buying Guide

3,478 Reviews Scanned

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1 FEXON Engine Lower Heater Outlet Hose For Chevy Suburban 1500 2500 Tahoe/GMC Yukon XL/Cadillac... FEXON Engine Lower Heater Outlet Hose For Chevy Suburban 1500 2500 Tahoe/GMC Yukon XL/Cadillac... No ratings yet
2 Engine Lower Heater Outlet Hose, New Lower Radiator-Outlet Heater Hose 15834773 For GMC Sierra 1500... Engine Lower Heater Outlet Hose, New Lower Radiator-Outlet Heater Hose 15834773 For GMC Sierra... No ratings yet
3 X AUTOHAUX HVAC Engine Heater Inlet Hose Assembly 22884219 15200960 for Cadillac Escalade for... X AUTOHAUX HVAC Engine Heater Inlet Hose Assembly 22884219 15200960 for Cadillac Escalade for... No ratings yet
4 NOVINO Engine Lower Heater Outlet Hose 15834773,Lower Radiator Heater Hose for 00-14 GM Chevy... NOVINO Engine Lower Heater Outlet Hose 15834773,Lower Radiator Heater Hose for 00-14 GM Chevy... No ratings yet
5 Radiator Hose Heater Pipe Replace 18221L 88920846 5.3 6.0 6.2 for Chevrolet Silverado Suburban Tahoe... Radiator Hose Heater Pipe Replace 18221L 88920846 5.3 6.0 6.2 for Chevrolet Silverado Suburban...
6 Engine Lower Heater Inlet Hose - Compatible with Cadillac, Chevy and GMC with 4.8L 5.3L 6.0L Engine... Engine Lower Heater Inlet Hose - Compatible with Cadillac, Chevy and GMC with 4.8L 5.3L 6.0L...
7 ACDelco Professional 18221L Molded Branched Heater Hose, Black ACDelco Professional 18221L Molded Branched Heater Hose, Black
8 Dorman 800-414CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models Dorman 800-414CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models No ratings yet
9 Sheisor Heater Core Hose Connector, Heater Core Hose Tee Connector Compatible with Chevy 2000-2014... Sheisor Heater Core Hose Connector, Heater Core Hose Tee Connector Compatible with Chevy... No ratings yet
10 XtremeAmazing HAVC Heater Inlet Hose for Escalade Silverado Sierra 15763368 XtremeAmazing HAVC Heater Inlet Hose for Escalade Silverado Sierra 15763368
11 SecosAutoparts Heater Inlet Hose New 15763368 Compatible with Chevrolet Silverado 1500 4.8L 5.3L... SecosAutoparts Heater Inlet Hose New 15763368 Compatible with Chevrolet Silverado 1500 4.8L 5.3L... No ratings yet
12 Jaronx Heater Hose Fitting Heater Hose Connector Auxiliary Heater Inlet Hose Tee Connector... Jaronx Heater Hose Fitting Heater Hose Connector Auxiliary Heater Inlet Hose Tee Connector... No ratings yet
13 Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models No ratings yet
14 Dorman 800-413CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models Dorman 800-413CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models No ratings yet
15 X AUTOHAUX HVAC Engine Heater Inlet Hose for Cadillac Escalade for Chevrolet Tahoe Suburban for GMC... X AUTOHAUX HVAC Engine Heater Inlet Hose for Cadillac Escalade for Chevrolet Tahoe Suburban for... No ratings yet
16 AUTOKAY 20765678 HAVC Inlet Heater Hose Fits for Buick Enclave for Chevrolet Traverse for GMC Acadia AUTOKAY 20765678 HAVC Inlet Heater Hose Fits for Buick Enclave for Chevrolet Traverse for GMC Acadia No ratings yet
17 Gates 28491 Safety Stripe Standard Straight Heater Hose-6' Length, Inner Diameter 5/8' Gates 28491 Safety Stripe Standard Straight Heater Hose-6' Length, Inner Diameter 5/8"
18 Engine Lower Heater Hose 15834773, Outlet Hose Replacement for GMC Sierra 1500 2500 Yukon XL Select... Engine Lower Heater Hose 15834773, Outlet Hose Replacement for GMC Sierra 1500 2500 Yukon XL... No ratings yet
19 Engine Heater Hose Set Assembly Compatible with Buick Enclave GMC Acadia Chevrolet Traverse... Engine Heater Hose Set Assembly Compatible with Buick Enclave GMC Acadia Chevrolet Traverse... No ratings yet
20 ICT Billet USA Made 60' LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065 ICT Billet USA Made 60" LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065 No ratings yet

Bestseller No. 1
FEXON Engine Lower Heater Outlet Hose For Chevy Suburban 1500 2500 Tahoe/GMC Yukon XL/Cadillac...
  • 🔧【COMPATIBLE WITH】This heater hose fit for Chevy Tahoe Suburban 1500 2500 ,for GMC Yukon XL 1500 2500 , for Cadillac Escalade.
  • 🔧【REPLACE OE PART NUMBER】15834773 626553 626-553.
  • 🔧【EASY INSTALLATION】Just plug and play the modular coolant hose,10 minutes done! If have installation question,we suggest that watch videos on...
  • 🔧【OEM DESIGN & DIRECT FIT】Quality materials used, meets or exceeds OEM standards, 100% tested before shipping.
  • 🔧【BUY WITH CONFIDENCE】Please check the model and year we listed in the description to confirm compatibility before purchasing.
SaleBestseller No. 2
Engine Lower Heater Outlet Hose, New Lower Radiator-Outlet Heater Hose 15834773 For GMC Sierra 1500...
  • Premium Modular Coolant Hose for Chevy Suburban Yukon Chevrolet Tahoe 1500 GMC XL 15834773
  • Reference Interchange othe part number:15834773, 15854959 , 15792821, 15834772,626-553.
  • Please Check fitment for your vehicle Year/Make/Model and interchangeable part numbers to confirm the compatibility before purchase.
  • Engineered to resist electrochemical degradation –EPDM tube; synthetic fiber knit reinforcement, heat-, ozone- and chemical coolant-resistant EPDM...
  • Warranty Duration: 1 Year . Please contact us for a quick response if you have any issues.we will always be here to provide help!
Bestseller No. 3
X AUTOHAUX HVAC Engine Heater Inlet Hose Assembly 22884219 15200960 for Cadillac Escalade for...
  • [Part Number] 22884219 15200960
  • [Fitment] for Cadillac Escalade EXT 2008-2011; for Hummer H2 2008-2009; for Chevrolet Avalanche 2007-2013; for Chevrolet Avalanche 1500 2005; for...
  • [Pros] Made of good quality material, reliable quality, and durable material, easy to install. Manufactured according to the original dimensions,...
  • [Function] Circulate engine coolant to and from the heater core, while provides heat for the cabin. Typically extend from the engine to the firewall,...
  • [Package] 1x Heater Hose. Please confirm your car model and OE number before purchasing. Please check relevant operation video when you replace it.
Bestseller No. 4
NOVINO Engine Lower Heater Outlet Hose 15834773,Lower Radiator Heater Hose for 00-14 GM Chevy...
  • High quality engine lower radiator outlet heater hose is designed resist electrochemical degradation,resist-leaking& cracking to withstand extreme...
  • Replaces OEM Part Number: 15834772,15834773, 15854959 , 15792821, 626-111 ,direct engine lower heater outlet hose replacement,perfect fit.
  • Fitment: The lower radiator outlet hose is compatible with 2000-2014 GM Chevy Silverados Tahoes Yukons Avalanche Suburban GMC Sierra Yukon XL 1500...
  • Easy Install: Just plug and play the modular coolant hose,10 minutes done! If have installation question we suggest that watch videos on YouTube
  • The EPDM radiator hose pipe tube is used for engine cooling system,great accessories for chevy silverados tahoes yukons avalanche suburban GMC sierra...
Bestseller No. 5
Radiator Hose Heater Pipe Replace 18221L 88920846 5.3 6.0 6.2 for Chevrolet Silverado Suburban Tahoe...
  • REPLACE: 18221L 88920846.
  • FITS: for Chevrolet Silverado Suburban Tahoe GMC Sierra Yukon XL 1500 2500 3500 HD Cadillac Escalade 5.3L 6.0L 6.2L engine, 12 13 14.
  • SIZE: 1 in x 3/4 in x 5/8 in x 5/8 in x 19 3/32 in. Its diameter ranges from 1/4 in to 1 in to fit different types of vehicles.
  • FUNCTION: Has all the quality features of a regular coolant hose for interchangeable use.
  • ENSURE: If there are any problems within 1 years after purchase, please consult our seller, we will provide you with quality products and services.
Bestseller No. 6
Engine Lower Heater Inlet Hose - Compatible with Cadillac, Chevy and GMC with 4.8L 5.3L 6.0L Engine...
  • Replacement Engine Lower Heater Inlet Hose - the lower inlet hose is one of the important parts of the heating system as this allows the suction of...
  • Compatible Replacement for Cadillac, Chevrolet and GMC Vehicles with 4.8L 5.3L 6.0L Engine - 2002-2005 Escalade 5.3L | 2002-2006 Escalade 6.0L |...
  • Replaces Part# 15051853, 15145587, 15195404, 626-564 - Fits popular vehicle models including years 00, 01, 02, 03, 04, 05, 06. The heater hose outlet...
  • OEM Fit, Quality, Finish - While this is not a genuine OEM part, it is a direct replacement and will look, fit and work exactly like the factory part....
  • Lifetime Warranty - This engine lower heater hose comes complete with a lifetime warranty. If the part ever fails on your 2006 Escalade, 2004 Suburban...
Bestseller No. 7
ACDelco Professional 18221L Molded Branched Heater Hose, Black
  • Comes with a protective sleeve to help duplicate GM OE designs for proper fit and function
  • Installs without buckling, bending out of shape, or straining at the connection for easy installation
  • Has all the quality features of a regular coolant hose for interchangeable use
  • Its diameter ranges from 1/4 in to 1 in to fit different types of vehicles
  • Less than 500 part numbers cover more than 1,200 applications to maximize coverage and reduce inventory
Bestseller No. 8
Dorman 800-414CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models
  • 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
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
Bestseller No. 9
Sheisor Heater Core Hose Connector, Heater Core Hose Tee Connector Compatible with Chevy 2000-2014...
  • 1 set of heat hose quick connector repalcements for broken or cracked 3 way connector and solve coolant leak neat the firewall
  • Replaces the 2 three way fittings which connect to the heater core at the firewall. Do both inlet and outlet connections at the heater core
  • Heat core hose tee connector fits 2007-2014 Silverado, 2000-2014 Tahoe Suburban
  • Heat hose connector also fits 2000-2014 Yukon, 2007-2014 Sierra, 2002-2014 Escalade and 2008-2009 H2
  • Make sure not to distort the aluminum tube when taking the old pieces off and be careful not to push to hard and risk damaging your heater core
Bestseller No. 10
XtremeAmazing HAVC Heater Inlet Hose for Escalade Silverado Sierra 15763368
  • Replaces Part Number: 15763368, 15024548, 15746405, 15710396
  • Fits Cadillac Escalade 2002-2006
  • Fits Chevrolet Avalanche 1500 2002-2006, Silverado 1500 1999-2009, Silverado 1500 Classic 2007, Silverado 2500 1999-2009, Silverado 2500 Classic 2007,...
  • Fits Gmc Sierra 1500 2001-2010, sierra 1500 classic 2007, Sierra 2500 2007-2009, Sierra 2500 classic 2007, Sierra 3500 2007-2009, Sierra 3500 classic...
  • Package Contents: 1x Heater Inlet Hose
Bestseller No. 11
SecosAutoparts Heater Inlet Hose New 15763368 Compatible with Chevrolet Silverado 1500 4.8L 5.3L...
  • Excellent workmanship and strict inspection before leaving the factory are necessary conditions for product reliability, stability and long-term use....
  • Fit for:Compatible with CHEVROLET : AVALANCHE 1500 2002-2006 SILVERADO 1500 1999-2009 SILVERADO 1500 CLASSIC 2007 SILVERADO 2500 1999-2009 SILVERADO...
  • Compatible with GMC:SIERRA 1500 2001-2010 SIERRA 1500 CLASSIC 2007 SIERRA 2500 2007-2009 SIERRA 2500 CLASSIC 2007 SIERRA 3500 2007-2009 SIERRA 3500...
  • Manufacturer Part Number: 15024548, 15710396, 15746405, 15763368 Package includes: 1 Pcs Heater Inlet Hose
  • We serve you 24 hours a day. After you receive the product, if there is any problem, please send us an email in time, we will get in touch with you as...
Bestseller No. 12
Jaronx Heater Hose Fitting Heater Hose Connector Auxiliary Heater Inlet Hose Tee Connector...
  • The HVAC Heater Hose Connector Compatible with GMC Sierra 3500/ Yukon/ Yukon XL, Chevy Silverado 3500/ Avalanche 1500 2500/Suburban 1500 2500/ Tahoe,...
  • The Auxiliary Heater Hose Connector Replace for 15055343,19130058,19257,19257317,19257318.
  • This Heater Hose Fitting is the connection from the water pump to the heater core. It's located on the firewall just in front of the passenger.
  • Heater Hose Connector is designed by original to ensure precise and seamless fit. Package Includes: 1PCS Heater Hose Fitting 15055343.
  • Zero-Risk Purchase: No reason to refund or replacement for faulty items.
Bestseller No. 13
Dorman 626-111 HVAC Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models
  • 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
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
Bestseller No. 14
Dorman 800-413CD Heater Hose Connector Compatible with Select Cadillac / Chevrolet / GMC Models
  • 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
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
Bestseller No. 15
X AUTOHAUX HVAC Engine Heater Inlet Hose for Cadillac Escalade for Chevrolet Tahoe Suburban for GMC...
  • [Part Number] 15145587 15051852 15195404 626-564
  • [Fitment] HVAC heater hose fits for Cadillac Escalade 2002-2006; for Chevrolet Suburban 2000-2006; for Chevrolet Tahoe 2000-2006; for GMC Yukon...
  • [Pros of Heater Core Hose] Quality rubber, anti-corrosion, anti-rust and wear-resistant, long service life. Withstand extreme temperature changes and...
  • [Function of Heater iInlet Hose] Circulate engine coolant to and from the heater core, while provides heat for the cabin. Typically extend from the...
  • [Package for Heater Hose] 1*Heater Supply Hose. Please confirm your car model and OE number before purchasing. Please check relevant operation video...
Bestseller No. 16
AUTOKAY 20765678 HAVC Inlet Heater Hose Fits for Buick Enclave for Chevrolet Traverse for GMC Acadia
  • Replace Part Number: 20765678
  • Fits for Saturn Outlook 2007-2010
  • Fits for Buick Enclave 2008-2017
  • Fits for Chevrolet Traverse 2009-2017
  • Fits for GMC Acadia 2007-2016; Acadia Limited 2017
Bestseller No. 17
Gates 28491 Safety Stripe Standard Straight Heater Hose-6' Length, Inner Diameter 5/8"
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Convenient 6-ft. lengths in self-service, reusable, recyclable package that can be displayed on pegboard
  • 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
Bestseller No. 18
Engine Lower Heater Hose 15834773, Outlet Hose Replacement for GMC Sierra 1500 2500 Yukon XL Select...
  • 【Replaces Part Number】: 15834773, 626-553, 15834772, 15854959, 15792821.
  • 【Perfect Match】: Replacement for Cadillac Chevy Suburban Yukon Chevrolet Tahoe 1500 GMC XL 15834773.
  • 【Compatible Engine】: For 5.3L 6.0L 6.2L V8 Electric / Flex / Gas OHV Naturally Aspirated.
  • 【Reliable Material】: Made of quality rubber material, reliable and durable.
  • 【You Will Get】: 1x Engine Lower Heater Outlet Hose. 30-day hassle-free return. If, for any reason, you are not satisfied with the heater hose,...
Bestseller No. 19
Engine Heater Hose Set Assembly Compatible with Buick Enclave GMC Acadia Chevrolet Traverse...
  • Heater hose Compatible with Buick Enclave 2008-2017, GMC Acadia 2007-2017, Chevrolet Traverse 2009-2017, Saturn Outlook 2007-2010.
  • Replacement Part Number: 20765678, 25862087, 25862088, 626-562.
  • Made of high quality aluminum T-connectors and rubber material.After receiving the heater hose if there is a little taste is normal. Please open the...
  • Easy to install: direct replace.
  • Warranty: The engine heater hose set from iKer come with a lifetime warranty. If you have any questions please contact us, we will solve them for you...
Bestseller No. 20
ICT Billet USA Made 60" LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065
  • USA made, high quality hoses
  • Great for doing LS/LT swaps when retaining the heater core
  • Compatible with all OEM LS and LT water pump outlet hose sizes
  • 60 inch hoses
  • Package includes: 1pc 5/8 I.D. hose and 1pc 3/4 I.D. hose
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FAQ:

Q: Where does the heater hose run on a 65 small block?

A: Currently the heater hose goes from the driver side front on the intake. As it is, the hose runs to the small block schematron.org hose routing. Need Some Help w/65 Small Block AC Heater Hose Routing. AddThis Sharing Buttons. Share to Location: Chevy Chase MD.

Q: Where does the coolant surge tank hose run?

A: At the left side of the water pump, there are two hoses that come out: 1. A hose towards the front of the engine that immediately splits into one that goes to the heater core, and the other that goes tot he coolant surge tank. I’ve got this one running to the right side of the heater core.

Q: Where is the heater core inlet hose located?

A: One of the fittings[the passenger side of intake] goes to the heater core inlet. The hole on the Bigger hose = outlet, smaller hose = inlet. Currently the heater hose goes from the driver side front on the intake.

Q: How many ports does the heater control valve have?

A: My heater control valve is vacuume operated w/ four ports (two large and two small one each entering and leaving). The vehicle is a Chevy suburban K L w/ the rear air conditioning package.