Heater Hose Quick-Disconnect Removal Tool, for GM C/K Trucks 4.3L [Plastic]

Name: Heater Hose Quick-Disconnect Removal Tool, for GM C/K Trucks 4.3L [Plastic]
Brand: DORMAN PRODUCTS
SKU: 326-800-450
Price: 6.36 USD
Availability: InStock

^$6³⁶

Ships on Oct 13, 2026

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Heater Hose Quick-Disconnect Removal Tool

Fits GM C/K Series Trucks with 4.3L

Releases 3/4 in. Heater Hose Quick-Connect

Snaps Around Hose to Depress Locking Tabs

Avoids Breaking the Factory Clip

Plastic

The factory heater hose quick-connect uses locking tabs that break when pried by hand. This Dorman tool snaps around the hose and depresses both tabs at once so the fitting releases cleanly, letting you separate the line without damaging the connector.

Dorman 800-450 Details:

Fits GM C/K Series trucks with the 4.3L engine
Releases the 3/4 in. heater hose quick-connect fitting
Snaps around the hose and depresses the locking tabs
Helps avoid breaking the factory connector
Replaces OE J-43181; sold individually

Part TypeHVAC Heater Line Disconnect Tool

BrandDORMAN PRODUCTS

Package Height1.25

Package Width1.87

Package Length4.87

Weight0.12 PG

End 2 TypeNone

Part CategoryReplacement Parts

Fitting AngleStraight

End 1 TypeNone

MaterialPlastic

Part FitmentUniversal

Vendor Part Number800-450

Package Qty1

Package TypeEA

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Some parts are not legal for use in California or other states with similar laws / regulations

Heater Hose Quick-Disconnect Removal Tool, for GM C/K Trucks 4.3L [Plastic]

Dorman 800-450 Details:

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