Keystone GM3010514 OE Replacement Radiator – Chevrolet Astro & GMC Safari 4.3L V6

The Keystone GM3010514 is a direct-fit OE replacement radiator engineered for the 1996–2005 Chevrolet Astro and GMC Safari vans equipped with the 4.3L V6 engine. Designed to restore the factory cooling system to proper operating condition, this unit replaces the original GM part number 15180873 and cross-references to CU1786.

Key Features:

• Direct OE Fit: Engineered as a direct replacement — no cutting, splicing, or modification required
• Plastic Tank / Aluminum Core Construction: Combines a lightweight, corrosion-resistant aluminum core with durable plastic end tanks, matching the original factory design
• Integrated Transmission & Engine Oil Cooler: Includes built-in transmission oil cooler and engine oil cooler ports to match the OE configuration on automatic transmission-equipped vehicles
• Core Dimensions: Approx. 17-1/4" W × 28-1/4" H × 1" thick (single-row core)
• Inlet / Outlet: Top-left inlet (~1-5/16" diameter); outlet ~1-9/16" diameter
• Crossflow / Single-Row Design: Matches the original OE core configuration for proper fit within the factory radiator support

OEM & Cross-Reference Part Numbers:

• GM OEM: 15180873
• Partslink: GM3010514
• Also cross-references: CU1786, 52472906, 52482175, 1786, 2003, 21331, 8012003

This radiator is designed as a reliable, cost-effective alternative to dealership pricing while maintaining the fit and function expected from a quality OE-style replacement part.