20 Best 5.3 Heater Hose Routing in 2022 Reviews and Buying Guide

3,061 Reviews Scanned

# Preview Product Rating
1 Dorman 626-553 Engine Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models... Dorman 626-553 Engine Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC... No ratings yet
2 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
3 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
4 ACDelco Professional 18221L Molded Branched Heater Hose ACDelco Professional 18221L Molded Branched Heater Hose No ratings yet
5 Dorman 800-409 Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select... Dorman 800-409 Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select... No ratings yet
6 ACDelco GM Original Equipment 15-73952 Heating and Air Conditioning Panel Mode Door Actuator ACDelco GM Original Equipment 15-73952 Heating and Air Conditioning Panel Mode Door Actuator No ratings yet
7 GOOACC 166 Pcs Car Retainer Clips &Screw Grommets - 12 Most Popular Sizes & Applications for GM... GOOACC 166 Pcs Car Retainer Clips &Screw Grommets - 12 Most Popular Sizes & Applications for GM... No ratings yet
8 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
9 Performance LS LT Heater Core Hose Coolant Crossover Compatible with Chevrolet GM Pontiac LS LSX LS1... Performance LS LT Heater Core Hose Coolant Crossover Compatible with Chevrolet GM Pontiac LS LSX... No ratings yet
10 15145587 Lower Heater Hose Assembly, HVAC Heater Hose Assembly 15145587 Engine Heater Hose Assembly... 15145587 Lower Heater Hose Assembly, HVAC Heater Hose Assembly 15145587 Engine Heater Hose... No ratings yet
11 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
12 Dayco 87848 Heater Hose, Black Dayco 87848 Heater Hose, Black No ratings yet
13 ACDelco GM Original Equipment 12576447 V-Ribbed Serpentine Belt ACDelco GM Original Equipment 12576447 V-Ribbed Serpentine Belt No ratings yet
14 Gates 22554 Premium Modular Coolant Hose Gates 22554 Premium Modular Coolant Hose No ratings yet
15 Dorman 626-538 Engine Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models... Dorman 626-538 Engine Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC... No ratings yet
16 Dorman 800-403 Heater Hose Connector Compatible with Select Models Dorman 800-403 Heater Hose Connector Compatible with Select Models No ratings yet
17 Engine Lower Heater Outlet Hose - Compatible with Cadillac, Chevy and GMC - 2007-2014 - Escalade... Engine Lower Heater Outlet Hose - Compatible with Cadillac, Chevy and GMC - 2007-2014 - Escalade... No ratings yet
18 Gates 28411 Safety Stripe Standard Straight Heater Hose-50' Length, Inner Diameter 5/8' , Green Gates 28411 Safety Stripe Standard Straight Heater Hose-50' Length, Inner Diameter 5/8" , Green No ratings yet
19 ACDelco Specialty K060930HD Heavy Duty V-Ribbed Serpentine Belt ACDelco Specialty K060930HD Heavy Duty V-Ribbed Serpentine Belt No ratings yet
20 Gates 33910 Integrated Housing Engine Coolant Thermostat Gates 33910 Integrated Housing Engine Coolant Thermostat No ratings yet

Bestseller No. 1
Dorman 626-553 Engine Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models...
  • 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
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
Bestseller No. 2
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. 3
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. 4
ACDelco Professional 18221L Molded Branched Heater Hose
  • 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
SaleBestseller No. 5
Dorman 800-409 Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose Compatible with Select...
  • 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. 6
ACDelco GM Original Equipment 15-73952 Heating and Air Conditioning Panel Mode Door Actuator
  • Corrects mode door malfunction caused by a failed actuator. Body Material- Plastic
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE. Terminal Type: Pin
  • Manufactured to GM OE specification for fit, form, and function
SaleBestseller No. 7
GOOACC 166 Pcs Car Retainer Clips &Screw Grommets - 12 Most Popular Sizes & Applications for GM...
  • MADE OF HIGH QUALITY NYLON - Made of very durable nylon that will not break instantly like other brands.
  • MULTI-USE - Covers 5mm to 10mm hole sizes clips and screw grommets for #6 #10 #12 and #14 screw sizes for exact OEM replacement,Great for door,...
  • TOUGH FASTENER REMOVER- Durable Plastic and Metal material that has advantage of high abrasion resistance,allow you to quickly and easily remove car...
  • STAY ORGANIZED - Comes with a box to store all your retainers with full listings of pieces, sizes & quantity
  • PACKAGE INCLUDES: 166pcs Clips & Screw Grommets with 1pc Plastic Storage Case, 1pc Fastener Remover Removal Tool
Bestseller No. 8
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
SaleBestseller No. 9
Performance LS LT Heater Core Hose Coolant Crossover Compatible with Chevrolet GM Pontiac LS LSX LS1...
  • LS LT Heater Core Hose Coolant Crossover
  • Our custom molded hose goes on your LS water pump and loops the heater hose lines.
  • Compatible with Chevrolet GM Pontiac LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1 LT4
  • Hose Ends - One end is 5/8" and the other is 3/4"
  • Easy to Clean - Oil, Coolant and Fuel-Resistant Finish
Bestseller No. 10
15145587 Lower Heater Hose Assembly, HVAC Heater Hose Assembly 15145587 Engine Heater Hose Assembly...
  • ◼️ Hvac Heater Hose Part Number: 15145587
  • ◼️ Durable--Hose Engine Heater: 15145587 Lower Heater Hose Assembly part is used to withstand extreme temperature changes and prevent cracking and...
  • ◼️ Long Life:This replacement HVAC heater hose assembly is engineered to match the fit and durability of the stock heater hose assembly on...
  • ◼️ Package Include: Brand new product, 1 piece of HVAC heater hose.
  • ◼️ Note: The HVAC heater hose assembly can directly replace the original water outlet of the specified vehicle year, brand and model. Please pay...
Bestseller No. 11
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:15834772, 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. 12
Dayco 87848 Heater Hose, Black
  • Package length:34.544 cm
  • Package width:21.59 cm
  • Package height:7.62 cm
  • Product Type:AUTO PART
Bestseller No. 13
ACDelco GM Original Equipment 12576447 V-Ribbed Serpentine Belt
  • Allows for the operation of various pulleys, and drive belt accessories, with the use of a single belt
  • Creates a secure point of contact with the pulley, which allows for traction. Material-Reinforced Rubber
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • GM engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety...
Bestseller No. 14
Gates 22554 Premium Modular Coolant Hose
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation – the leading cause of hose failure
  • EPDM tube; synthetic fiber knit reinforcement, heat-, ozone- and chemical coolant-resistant EPDM cover
  • Manufactured with OEM-exact hose components (quick connects, branch connectors/tees, sensors, etc.)
  • Meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID, SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over
Bestseller No. 15
Dorman 626-538 Engine Heater Hose Assembly Compatible with Select Cadillac / Chevrolet / GMC Models...
  • 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
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
SaleBestseller No. 16
Dorman 800-403 Heater Hose Connector Compatible with Select 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. 17
Engine Lower Heater Outlet Hose - Compatible with Cadillac, Chevy and GMC - 2007-2014 - Escalade...
  • Replacement Engine Lower Heater Outlet Hose - the lower radiator outlet hose is one of the important parts of the heating system, this manages the...
  • Compatible Replacement for Cadillac, Chevrolet and GMC Vehicles - 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 Escalade, Escalade ESV | 2007,...
  • Replaces Part# 15834773, 15834772, 15854959, 15792821, 626-111, 15005677, 15051850, 15059577, 88412, 25904691, 15058002 - Fits popular vehicle models...
  • 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 2007 Escalade, 2010 Escalade...
Bestseller No. 18
Gates 28411 Safety Stripe Standard Straight Heater Hose-50' Length, Inner Diameter 5/8" , Green
  • 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. 19
ACDelco Specialty K060930HD Heavy Duty V-Ribbed Serpentine Belt
  • Designed to deliver trouble-free, consistent performance
  • Right for your vehicle and lifestyle
  • Made from high-quality materials for ultimate durability
  • Manufactured to meet or exceed strict quality requirements
  • If you have any questions or need fitment information for your vehicle, please contact with us
Bestseller No. 20
Gates 33910 Integrated Housing Engine Coolant Thermostat
  • integrated housing thermostat; 187 degree
  • opens against the flow of coolant from the water pump
  • the coolant, under water pump pressure, is used to help the reverse poppet thermostat stay closed when cool to reduce leakage
  • the offset thermostat with jiggle pin valves is equipped with a special valve in the flange
  • "1-5/16" x 1-21/32" x 2-holes w/seal, jiggle pin"
.

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.