{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": true,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": true,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": true,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": true,
    "zipPaymentFlag": "c",
    "hassleFreeReturn": true,
    "lifetimeReplacement": true,
    "cpn_off": false
}
Select your vehicle

GMC Radiators

The most common cause of engine failure is a bad radiator. Get your GMC’s radiator replaced if you notice low coolant levels and overheating. CarParts.com has an extensive radiator catalog for GMC models like the Envoy, Sierra, Jimmy, and many more! Our radiator assemblies are designed to keep your engine running at the right temperature even after a long drive. Shop now to get the best deals on GMC Radiators!
Refine by:

Shop Catalog

Showing 1 - 15 of 534 results
Display item:
15
30
45
Sort by:
Radiator, 4.3L/4.8L/5.3L Engines, 34 in. Core, Aluminum Core, Plastic Tank, Without Engine Oil Cooler
Part Number: P2423
Vehicle Info Required to Guarantee Fit
$108.99
Product Details
Notes : Automatic Transmission (will fit Manual Transmission, transmission coolant line does not need to be plugged); Please measure your Radiator size before ordering.Core Dimensions : 34 x 17.25 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2423Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 22840117Replaces Partslink Number : GM3010275Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 17 1/4 in.Core Thickness : 1 in.Interchange Part Number : 3653, CU2423, 22840117, GM3010275
Radiator, 6.0L Engine, Plastic Tank, With Engine Oil Cooler, 34 in. Core
Part Number: P2370
Vehicle Info Required to Guarantee Fit
$138.89
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 34 x 17.25 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2370Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 22840116Replaces Partslink Number : GM3010274Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Collision Parts SavingsReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 17 1/4 in.Core Thickness : 1 in.Interchange Part Number : 3728, CU2370, 22840116, GM3010274
Radiator, 8 Cylinder, Aluminum Core, Plastic Tank, 28 in. x 17 in. Core Size, For Models without Tow Package
Part Number: P2334
Vehicle Info Required to Guarantee Fit
$116.49
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 28.25 x 17.25 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2334Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 15193110Replaces Partslink Number : GM3010436Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Collision Parts SavingsReturns Policy : 30-Day Return PolicyCore Height : 28 1/4 in.Core Width : 17 1/4 in.Core Thickness : 1 in.Interchange Part Number : 3830, CU2334, 15193110, GM3010436
Radiator, 8 Cyl., 5.3/6.2L Engines, Plastic Tank, With Engine Oil Cooler
Part Number: P13398
Vehicle Info Required to Guarantee Fit
$183.49
Product Details
Notes : With tow PackageCore Dimensions : 34 x 18.44 x 1.13 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletReplaces DPI Number : DPI# 13398Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 84207656Replaces Partslink Number : GM3010565Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 18 3/8 in.Core Thickness : 1 1/8 in.Interchange Part Number : 3730, CU13398, 84207656, GM3010565
Radiator, 4.8L/5.3L/6.0L/6.2L Engines, With Engine Oil Cooler, 34 in. x 17 in. Core, Aluminum Core, Plastic Tank
Part Number: P13029
Vehicle Info Required to Guarantee Fit
$136.99
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 34 x 17.25 x 1.25 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletReplaces DPI Number : DPI# 13029Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 22840115Replaces Partslink Number : GM3010476Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 17 1/4 in.Core Thickness : 1 1/4 in.Interchange Part Number : 3831, 22840115, GM3010476
Radiator, 8 Cyl., 5.0L/5.7L Engines, Aluminum Core, Plastic Tank, 34 in. Core Width, With Engine Oil Cooler, Measures 34-inches Between Tanks
Part Number: P1693
Vehicle Info Required to Guarantee Fit
$143.49
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 34 x 17.25 x 1.25 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 1693Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 52481442Replaces Partslink Number : GM3010240Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 17 1/4 in.Core Thickness : 1 1/4 in.Interchange Part Number : CU1693, 52481442, GM3010240
Radiator, 6/8 Cyl., 4.3/5.0/5.7L Engines, Aluminum Core, Plastic Tank, 28 in. Core Width, Without Engine Oil Cooler
Part Number: P618
Vehicle Info Required to Guarantee Fit
$86.99
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 28.25 x 17.25 x 1.25 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 618,631Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 52489379Replaces Partslink Number : GM3010257Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : Collision Parts SavingsReturns Policy : 30-Day Return PolicyCore Height : 28 1/4 in.Core Width : 17 1/4 in.Core Thickness : 1 1/4 in.Interchange Part Number : CU618, 52489379, GM3010257
Radiator, 3.6L Engine, Heavy Duty Cooling, 1 in. Core Size, Aluminum Core, Plastic Tank
Part Number: P13007
Vehicle Info Required to Guarantee Fit
$113.49
Product Details
Core Dimensions : 27.57 x 18.81 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.31 in. OutletReplaces DPI Number : DPI# 13007Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 84079536Replaces Partslink Number : GM3010513Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleCore Width : 18 3/4 in.Returns Policy : 30-Day Return PolicyCore Thickness : 1 in.Interchange Part Number : 3806, CU13007, 84079536, GM3010513Core Height : 27 1/2 in.
Radiator, 6.0L Engine, Aluminum Core, Plastic Tank
Part Number: P13301
Vehicle Info Required to Guarantee Fit
$140.99
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 34 x 25.25 x 0.88 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletReplaces DPI Number : DPI# 13301Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 84179524Replaces Partslink Number : GM3010566Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 25 1/4 in.Core Thickness : 7/8 in.Interchange Part Number : 3798, CU13301, 84179524, GM3010566
Radiator, 4.8/6.0L Engine, Aluminum Core, Plastic Tank, with Quick Connect Lower Hose, without Sensor Hole
Part Number: P2791
Vehicle Info Required to Guarantee Fit
$105.99
Product Details
Notes : With Quick Connect Lower Hose; Without Sensor HoleCore Dimensions : 34 x 17.25 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletReplaces DPI Number : DPI# 2791,2866,13476Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 25912002Replaces Partslink Number : GM3010483Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 17 1/4 in.Core Thickness : 1 in.Interchange Part Number : CU2791, 25912002, GM3010483
Radiator, 8cyl, 5.7L Engine, Without Engine Oil Cooler, Measures 34 in. Between Tanks
Part Number: P2317
Vehicle Info Required to Guarantee Fit
$123.99
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 34 x 17.25 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.31 in. InletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletReplaces DPI Number : DPI# 2317Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 52481444Replaces Partslink Number : GM3010237Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 17 1/4 in.Core Thickness : 1 in.Interchange Part Number : CU2317, 52481444, GM3010237
Radiator, 6.6L Engine, Aluminum Core, Plastic Tank
Part Number: P13244
Vehicle Info Required to Guarantee Fit
$207.99
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 33.5 x 22.88 x 1.88 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.69 in. InletRecommended Use : OE ReplacementNumberof Rows : 2-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 2 in. OutletReplaces DPI Number : DPI# 13244,13399Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 23172440Replaces Partslink Number : GM3010576Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 33 1/2 in.Core Width : 22 7/8 in.Core Thickness : 1 7/8 in.Interchange Part Number : 3584, CU13244, 23172440, GM3010576
Radiator, 6.6L Engine, Aluminum Core, Plastic Tank
Part Number: P2857
Vehicle Info Required to Guarantee Fit
$235.79
Product Details
Core Dimensions : 34 x 25.31 x 2.25 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.75 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 2-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 2 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2857Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 15914079Replaces Partslink Number : GM3010531Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 25 1/4 in.Core Thickness : 2 1/4 in.Interchange Part Number : CU2857, 15914079, GM3010531
Radiator, 4.3L Engine, Automatic Transmission, Aluminum Core, Plastic Tank
Part Number: P1826
Vehicle Info Required to Guarantee Fit
$88.49
Product Details
Core Dimensions : 26.25 x 14.88 x 1 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : With Engine Oil CoolerInlet Size : 1.31 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 1-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.56 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 1826Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 52472963Replaces Partslink Number : GM3010229Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 26 1/4 in.Core Width : 14 7/8 in.Core Thickness : 1 in.Interchange Part Number : CU1826, 52472963, GM3010229
Radiator, 8 Cylinder, 6.6L Engine, Aluminum Core, Plastic Tank, Please Measure Your Radiator Size Before Ordering
Part Number: P2510
Vehicle Info Required to Guarantee Fit
$197.49
Product Details
Notes : Please measure your Radiator size before ordering.Core Dimensions : 34 x 19.44 x 2.19 in. Core SizeAutomatic Transmission Cooler : With Transmission CoolerEngine Oil Cooler : Without Engine Oil CoolerInlet Size : 1.81 in. InletOutlet Location : Bottom right outletRecommended Use : OE ReplacementNumberof Rows : 2-Row CoreTank Material : Plastic TankCore Material : Aluminum CoreColor Finish : Factory FinishOutlet Size : 1.81 in. OutletInlet Location : Top left inletReplaces DPI Number : DPI# 2510Product Fit : Direct FitQuantity Sold : Sold individuallyReplaces OE Number : 89018318Replaces Partslink Number : GM3010285Warranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : 4th of July SaleReturns Policy : 30-Day Return PolicyCore Height : 34 in.Core Width : 19 3/8 in.Core Thickness : 2 1/8 In.Interchange Part Number : CU2510, 89018318, GM3010285
Page 1 of 36 | Showing 1 - 15 of 534 results

Top Rated Products

easy job replacement, worked great
Jacob D.
VERIFIED PURCHASER
Part arrived quickly and in time. Easy install.
Marv A.
VERIFIED PURCHASER

Product Questions & Answers

Q:Is this a new radiator or remanufactured ?
Rob M.
A:BEST ANSWERHi Rob, thanks for initiating contact. This radiator is guaranteed brand new. If your vehicle is compatible with the information provided on our website, you can click the link below for direct ordering to take advantage of our ongoing discount and limited stocks. Happy shopping! https://www.carparts.com/radiator/replacement/p2510?can=CPGG4850_CSQA_20240716 Show less
Grace G.
 
2 Questions, 1 AnswerView all Q&As >
Q:Is this a direct replacement for stock 6.6 dursmax?
Daniel V.
A:BEST ANSWERHi Daniel, I'm glad to assist you. Yes, it is. I hope this helps, and if you're interested in this radiator, you can click on the link below for direct ordering to take advantage of our ongoing sale and limited stocks. Happy shopping. https://www.carparts.com/radiator/replacement/p2857?can=CPAE1047 Show less
Arnel E.
 
3 Questions, 1 AnswerView all Q&As >
Q:Drain included ?
Steven D.
A:BEST ANSWERHi Steve, I'm glad to help you out. Yes. This item includes the drain plug. If that is what you mean. Take advantage of the sale price and limited stocks for this item. Click this link to order this part: https://www.carparts.com/radiator/replacement/p1826?can=CPAP3648 I hope this helps. Happy shopping. Show less
Aldrin P.
 
4 Questions, 1 AnswerView all Q&As >

Helpful Automotive Resources

What Is a Radiator Cap? Functions, Symptoms, Replacement, and More
What Is a Radiator Cap? Functions, Symptoms, Replacement, and MoreThe radiator has another component attached to it called the radiator cap. Despite its small size, the cap plays a big part in keeping the engine safe.
Do EVs Have Radiators?
Do EVs Have Radiators?Since a radiator is a heat exchanger, and Tesla batteries and electric drive motors are liquid-cooled, the short answer is yes, most EVs do have radiators and electric coolant pumps. What Does a Radiator Do in a Car with an Internal Combustion Engine?
What Is a Radiator Fan Shroud?
What Is a Radiator Fan Shroud?A radiator shroud is a piece of metal or plastic that fits over the radiator fan to draw air through the fan blades. By directing airflow, the fan shroud prevents air from escaping to the sides of the radiator. How Important Is a Radiator Fan Shroud? A radiator fan shroud | Image