TYC 434 Radiator

TYC Radiator 434 for GM Trucks

TYC Radiator 434 is an aluminum replacement radiator with an integrated transmission oil cooler for select Chevrolet and GMC full-size trucks. It is built for 1988-1993 Chevrolet C1500, C2500, K1500, K2500 and 1988-1993 GMC C1500, C2500, K1500, K2500 applications.

Key Features

• Aluminum core construction for efficient heat transfer
• Crossflow design with one-row core layout
• Transmission oil cooler included with plate oil cooler design
• Hose clamp inlet and outlet connections
• Core dimensions: 17.24 in. height, 20.75 in. length, 1.26 in. thickness
• OE-style fitment for Chevrolet C1500 radiator replacement and GMC K2500 radiator replacement applications
• Cross-references APDI 8010434, General Motors 52463932, Partslink GM3010247, Spectra Premium CU434, and Vista Pro 432056

Product Details

TYC Radiator 434 is engineered around the listed dimensions and connection types to match the cooling system layout used on select Chevrolet C1500, Chevrolet C2500, Chevrolet K1500, Chevrolet K2500, GMC C1500, GMC C2500, GMC K1500, and GMC K2500 trucks. The aluminum core, crossflow configuration, and integrated plate-style transmission cooler support coolant and automatic transmission fluid heat management in one assembly. This TYC Radiator 434 is a direct replacement option for drivers servicing older GM truck cooling systems where the radiator and transmission cooler are combined.

What It Is Used For

• Replacing a leaking or corroded radiator
• Restoring coolant flow after internal tube blockage
• Addressing transmission cooler seepage at the radiator
• Correcting overheating caused by reduced heat exchange
• Replacing a damaged radiator on a Chevrolet C1500, GMC K2500, or similar listed truck

Installation Notes and Tips

Verify core size, inlet and outlet diameters, and transmission cooler adapter connections before installation. Match the hose clamp inlet and outlet locations to the original radiator and confirm clearance for the 2.43 x 18.73 top and bottom header dimensions. Flush the cooling system and inspect hoses, clamps, and transmission cooler lines before installing the new radiator.

Quality Assurance

TYC manufactures replacement cooling components to meet application-specific fitment requirements for listed Chevrolet and GMC trucks. Use the confirmed vehicle fitment and dimensional data to verify the correct radiator before installation.