2021 Gmc Sierra 2500 HD 6.6L Duramax V8 DIESEL A/T 4WD SLT Crew Cab Pickup Oil. Hose. Automatic. Transmission. Cooler - 84287643

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2021 GMC Sierra 2500 HD 6.6L Duramax V8 DIESEL A/T 4WD SLT Crew Cab Pickup

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Oil. Hose. Automatic. Transmission. Cooler.

Part Number: 84287643

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At Trans. Automatic Transmission Oil Cooler Hose Assembly. Automatic Transmission Oil Cooler Tube. Outlet. Tube. Line. Outlet. Pipe Assembly - Fluid CLEAR Inlet.

Automatic Transmission Oil Cooler TubeAutomatic Transmission Oil Cooler Hose Assembly

Fits Equinox, Terrain

1.5 LITER. 1.6 LITER. Equinox; 1.5L; Outlet. Equinox; 1.6L Diesel; Outlet. Terrain; 1.6L Diesel; Outlet.
Trans Oil Cooler Line - Repair or Replace
If your 2021 GMC Sierra 2500 HD is leaking transmission fluid—typically a reddish fluid that becomes darker as it ages—you may have a leaking transmission cooler line. Our GMC experts can diagnose the fault and repair it using factory genuine GMC parts.