Radiator & Components for 1991 Chevrolet C2500
6.5L diesel, without 3500 hd. 6.2L diesel, without 3500 hd. Without lock support. 5.0 & 5.7L, without 3500 hd, 5.0L. 4.3L. 7.4L, without 3500 hd. 5.0 & 5.7L, without 3500 hd, 5.7L.
7.4L, with 3500 hd. 6.5L diesel, with 3500 hd. 6.2L diesel, with 3500 hd. 5.0 & 5.7L. with 3500 hd.
Cross Bar
5.0 & 5.7L. 7.4L. 6.2L diesel. 6.5L diesel. 4.3L. Helps strengthen your vehicle's radiator support framework This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
6.5L diesel. 6.2L diesel. 4.3L, all. 7.4L, with skid plate. 4.3L, without skid plate. 5.0 & 5.7L. with skid plate. 5.0 & 5.7L. 4wd. With denali, Escalade, engine, without skid plate.
Radiator Mount Bracket, Right
5.0 & 5.7L. 7.4L. 6.2L diesel. 4.3L. 6.5L diesel. Helps align and secure your vehicle's radiator mount 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 Collision parts are designed to help promote proper and safe repair
Radiator Mount Bracket, Left
5.0 & 5.7L. 6.2L diesel. 6.5L diesel. 7.4L. 4.3L. Helps align and secure your vehicle's radiator mount
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
Collision parts are designed to help promote proper and safe repair
Upper Hose
5.7L. 7.4L, standard duty. Helps maintain optimal temperatures Designed to withstand high temperatures This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Recovery Tank
7.4L. 4.3L. 6.2L diesel. 5.7L. Helps maintain optimal engine operating temperatures Designed to store heated coolant when pressures in the system rise and reintroduce it when cooled This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors

All models. 6.5l diesel. All models. 7.4l. Stamped #pw,l8,sp,pa,pb,pd,px,mg,mm,nf,nj,o5,l2,l3,l4,l7. 5.7L.
Radiator Cap
Helps seal and maintain pressure in your vehicle's engine cooling system This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
Water Pump
All models. 7.4l. 8 cylinder, gas, 7.4L. Express, savana. 7.4l. Gas engine, 7.4L. Thoroughly tested for reliable, leak-resistant performance Uniform wall sections and smooth coolant-flow cavities for efficient operation Coated seals with a stainless steel spring for durability
Thermostat
Incl.Gasket. 3.1l. All models. All. 2.2l. Cavalier, Sunfire. 2.2l. 3.4L. 2.8l. 2.2L, without dohc. Controls the flow of coolant through the radiator to help your vehicle's engine reach and maintain its optimal operating temperature Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Manufactured to meet expectations for fit, form, and function
Thermostat Housing
All models. 7.4l. Thick base helps prevent leaks by minimizing warpage Leak-resistant Neoprene O-ring seal Helps your cooling system function properly 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
Fan Blade
All models. 7.4l. 6.2L diesel, radiator fan. All models. 6.2l, diesel. 5 blade. 7.4L, radiator fan. All models. 6.5l diesel. Express, savana. 7.4l.
Fan Clutch
Helps quiet noisy cooling fans with stuck fan clutches 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