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Vehicle Info Required to Guarantee FitAdd Vehicle

AC Delco®
21648 GM Original Equipment Series Radiator

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$334.49
$566.94Save: $232.45(41%)
OR
Manufacturer #21648
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Brand:
Recommended Use:
OE Replacement
Color Finish:
Factory Finish
Product Fit:
Direct Fit
Series:
GM Original Equipment Series
Quantity Sold:
Sold individually
Warranty:
1 year, unlimited-mileage AC Delco warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical 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:
Cooling Essentials

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1999-2002 GMC Sierra 2500
SL
8 Cyl 6.0L
-
1999-2004 Chevrolet Silverado 2500
Base
8 Cyl 6.0L
-
1999-2004 Chevrolet Silverado 2500
LS
8 Cyl 6.0L
-
1999-2004 Chevrolet Silverado 2500
LT
8 Cyl 6.0L
-
1999-2004 GMC Sierra 2500
SLE
8 Cyl 6.0L
-
Page 1 of 32 | Showing 1 - 5 of 156 results

Product Information

ACDELCO GM ORIGINAL EQUIPMENT RADIATORS

Trust ACDelco's GM Original Equipment radiators to reboot your cooling system with the precise fit and outstanding quality you can always rely on GM to deliver. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • Sturdily built for dependable, long-lasting performance
  • GM original equipment ensures part is engineered to precise requirements
  • Made to withstand rust and premature wear
  • Lightweight design offers superior heat-transfer characteristics
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

2
does this radiator has engine and transmission cooler ?Merlin C.Oct 30, 2022
Best Answer:Hi Merlin, I'm more than happy to help. Yes, it does. You can use this link to go back to the item page and continue ordering the part at 43% off the regular price today: <a href="https://www.carparts.com/radiator/ac-delco/ac21648?can=CPAP3648_CSQA_20221031" target="_blank">https://www.carparts.com/radiator/ac-delco/ac21648?can=CPAP3648_CSQA_20221031</a> I hope this helps. Enjoy shopping.
Aldrin P.STAFFOct 31, 2022
0
Why is the aluminum tank model cheaper than the plastic tank model?Jonathan Y.Aug 04, 2023
Best Answer:Hi Jonathan, thank you for reaching out. Kindly call our parts team at 1-866-529-0412 and provide the part numbers you are trying to compare. We hope to hear from you soon.
Andrew B.STAFFAug 04, 2023

Customer Reviews

Happy with radiator.It arrived a day ahead of schedule.
Daniel S.
VERIFIED PURCHASER
Purchased on Jun 01, 2021
HAPPY WITH MY NEW PARTS! THANK YOU!!!
Luis A.
VERIFIED PURCHASER
Purchased on Dec 17, 2020
It arrived very quickly. Was undamaged and in perfect condition!
Donald N.
VERIFIED PURCHASER
Purchased on Feb 25, 2021