2003 Cadillac DeVille Heater Hose Fittings

Your 2003 Cadillac DeVille might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Heater Hose Fittings you desperately need.

We currently carry 4 Heater Hose Fittings to choose from for your 2003 Cadillac DeVille, and our inventory prices range from as little as $12.49 up to $24.49.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Heater Hose Fittings for the 2003 Cadillac DeVille. We only sell parts from trusted brands like Dorman so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 171 reviews on our Heater Hose Fittings for the 2003 Cadillac DeVille from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Heater Hose Fittings stock in-person!

Heater Hose Fittings for Your 2003 Cadillac DeVille

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
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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 – Coolant Connector (Part No.800-431)

Coolant Connector

from

$24.49
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

Dorman – Heater Hose Connecto (Part No.R3036834778DOR)

Heater Hose Connecto

from

$15.64
Heater Hose Connecto

FAQs for 2003 Cadillac DeVille Heater Hose Fittings

What are the most popular Heater Hose Fittings for the 2003 Cadillac DeVille?

With 1 brands you can trust, our most popular Heater Hose Fittings for the 2003 Cadillac DeVille parts are:
Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose
from $12.49
(57)
Coolant Connector – Inlet/Outlet 3/4In. Tube x 5/8In. Hose
Heater Hose Fittings
Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose
from $24.49
This product is not rated
Coolant Connector – Inlet/Outlet 3/4In. Tube x 5/8In. Hose
Heater Hose Fittings
Coolant Connector
from $24.49
This product is not rated
Coolant Connector
Heater Hose Fittings