What size hose and what size heater core pipe does this fit? Thank you.

I got this for a 2010 Chevy Colorado, don't know size for sure but it looks like about 5/8 of an inch

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GM Parts ACDelco 15-33814 Original Equipment Black Heater Inlet and Outlet Hose Connector

GM Parts ACDelco 15-33814 Original Equipment Black Heater Inlet and Outlet Hose Connector

Product ID: 343440310

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Details

Size
1 Count (Pack
Material
Metal
Brand
GM
Colour
Black
Item dimensions L x W x H
6.6 x 4.1 x 3

🔥Effortless heater hose coupling

⚙️Precision GM OE fit

🛠️Durable metal construction

Description

🔥 Upgrade your ride with GM precision – because every connection counts!

BUILT TO LAST - Crafted from robust metal for superior durability under high-heat conditions.
TRUSTED OEM QUALITY - ACDelco’s original equipment standard ensures reliability and peace of mind.
QUICK CONNECT DESIGN - Enables fast, secure coupling of heater hoses to core and valves—no hassle, no leaks.
LIGHTWEIGHT COMPACT - At just 13.6g and small dimensions, it fits discreetly without adding bulk.
SEAMLESS GM RECOMMENDED FIT - Engineered to match original GM specifications for flawless integration.

The GM Parts ACDelco 15-33814 is a black metal heater inlet and outlet hose connector designed to OEM GM specifications. It offers a quick, secure coupling solution for heater hoses, ensuring durability and perfect fitment for GM vehicles. Lightweight and compact, this single-piece connector guarantees reliable performance and longevity under engine heat stress.

Specifications

Manufacturer	ACDelco
Part number	15-33814
Item Weight	13.6 g
Product Dimensions	6.6 x 4.06 x 3.05 cm; 13.61 g
Item model number	15-33814
Size	1 Count (Pack of 1)
Color	Black
Material	Metal
Item Package Quantity	1
Number Of Pieces	1
Batteries Required?	No

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