Shop OEM General Motors Part # 84026966. Radiator. W/EASSIST. Radiator - Repair or Replace Typical symptoms for a failed radiator include both an overheating engine and a

Auxiliary Radiator.
Auxiliary. Radiator.

Radiator

Fits Sierra 1500, Silverado

W/EASSIST.
Radiator - Repair or Replace
Typical symptoms for a failed radiator include both an overheating engine and a coolant leak. But some radiator failures can also result in burned or dark transmission fluid. If the cooling system in your needs attention, contact a factory-trained technician.