GM3115211 Cooling System Fan Dual Radiator Assembly

GM3115211 Cooling System Fan Dual Radiator Assembly

Chevrolet Avalanche 2007 – 15780788 – Front

Keep your 2007 Chevrolet Avalanche running at the right temperature with this dual Radiator Assembly, a direct-fit replacement for leaking or damaged units.

A weeping radiator or crushed condenser fins slowly cook the engine and the AC system. Replacing the unit restores full cooling capacity before it becomes a roadside problem.

2007 Chevrolet Avalanche Dual Radiator Assembly Fitment

Fits Chevrolet Avalanche models from 2007. Applies to: 4.8L 5.3L 6.0L V8. This listing is for the front position — double-check the side and placement against your vehicle before ordering. Not sure it matches your build date or trim? Call your dealership with your VIN to get the OEM part number, then match it against the numbers listed here.

Industry Part ID Numbers:

• SKU Number: GM3115211
• OEM Number: 15780788
• Alternate SKU: 902-421

GM3115211 cross-references OEM 15780788 and partslink/alternate 902-421. If the number on your old part matches any of these, this is the right replacement.

Fitment & Product Details:

• Fits: Chevrolet Avalanche 2007 4.8L 5.3L 6.0L V8
• Location on Vehicle: Front
• Material: Plastic
• Includes: with Motor
• Excludes: without Performance Package

Common Questions

Will this dual radiator assembly fit my 2007 Chevrolet Avalanche?
Yes — it's catalogued for 2007 Chevrolet Avalanche (4.8L 5.3L 6.0L V8). Match your old part's number against the SKU, OEM or alternate numbers above — or call your dealership with your VIN to get the OEM part number and compare.

How fast can I get it?
We ship across Canada and offer free in-store pickup in Red Deer and Edmonton. If the job is booked and waiting, call ahead and we'll confirm availability before you order.

Available for Canada-wide shipping or in-store pickup at our Red Deer and Edmonton locations — and our counter staff can pull the related paint, prep and supplies you'll need to finish the job.

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Shipping: Canada-wide delivery on all paints, parts and supplies — or choose free in-store pickup in Red Deer or Edmonton at checkout. We’ll send delivery updates as your order moves. Have a preferred carrier? Get in touch.

Questions? Some items can go on back order due to supply chain delays, so for time-sensitive projects please confirm availability first. Call 1-800-223-8819 (Mon–Fri, 8AM–5PM MT) or use our contact form.