Lightweight; the radiators have a positive heat transfer to weight ratio Corrosion-resistant aluminum designed core helps optimize the radiators long lasting service life This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Radiator Insulator, Upper

4wd, 1500 series, radiator, upper. 4wd, 2500 series, radiator, upper. 2wd, 1500 series, radiator, upper. 4wd, upper, position 6. 4wd, upper, position 3 & 4. 2wd, upper, position 6. 2WD. upper position 1. 4WD. upper position 1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Baffle, Right

4.3L. Inner, without rear ac. Gas engine. Helps properly direct airflow This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Baffle, Left

Inner, with rear ac. 5.3, 6.0L, without cladding. 4.3L. 4.8, 5.3 & 6.0L. 6.0L. Gas engine. Helps properly direct airflow This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Upper Panel

4.8, 5.3 & 6.0L, gmc. Chev, gmc. Without Escalade. 6.6L turbo diesel, gmc. 8.1L gas, gmc. 4.3L, gmc. Helps properly direct airflow This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Lower Panel

Without rear ac, 1500. 4.3L. Type 1, 1/2 ton. 4.8, 5.3 & 6.0L. without heavy duty. Helps properly direct airflow This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Radiator Coolant Hose, Upper

All models. 4.8l, 5.3l, 6.0l. 5.3, 6.0L. Manufactured to GM OE specification for fit, form, and function

Recovery Tank

4.3L. 8.1L. 6.0L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

Cap

Helps seal and regulate cooling pressure in your vehicle's radiator surge tank

Thermostat Unit

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type

Controls the flow of coolant through your vehicle's radiator to help the engine reach and maintain its optimal operating temperature

Thermostat Seal

Helps close and prevent coolant from leaking out of your vehicle's cooling system components to maintain the proper engine temperature This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors