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2020 GMC Sierra 3500 HD

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ACDelco 15-63899 HVAC Heater Core
for 2020 GMC Sierra 3500 HD

ACDelco 15-63899 HVAC Heater Core - 2020 GMC Sierra 3500 HD

ACDelco
Brand:ACDelco
Part Number: 15-63899
UPC: 00808709847618
Weight: 1.62 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

Get the ACDelco 15-63899 HVAC Heater Core for your 2020 GMC Sierra 3500 HD. Buy now and secure your purchase online!

ACDelco GM Original Equipment HVAC Heater Cores are small radiators, located in the plenum behind the dashboard, and are GM-recommended replacements for your vehicle's original components. Engine coolant flows through the heater core in order to heat the air in the passenger compartment. This original equipment HVAC heater core has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

To help keep you cool in hot weather driving, ACDelco offers GM Original Equipment and premium aftermarket Professional Air Conditioning Parts. Built to fit nearly all GM vehicles on the road today, ACDelco Air Conditioning Parts include a complete range of components, from accumulators, receiver driers, blower motors, compressors, and condensers to filters, evaporators, and engine fan cooling motors. ACDelco Air Conditioning Parts are manufactured using the latest technology to deliver the reliability and durability expected of ACDelco. On a hot day, there's nothing like a cool rush of air. Make sure that refreshing air keeps flowing, even on the hottest of days, with ACDelco Air Conditioning Parts.

Stay with the parts brand your vehicle came with and get the GM quality you know and trust with ACDelco GM Original Equipment Air Conditioning Parts. ACDelco GM OE replacement parts give you the peace of mind that the fit, form, and function is up to the high standards and specifications of General Motors. ACDelco GM Original Equipment Air Conditioning Parts are engineered for virtually every make and model of GM car, light duty truck, and sport utility vehicle. For the best parts to keep your vehicle's cabin cool, look no further than ACDelco GM Original Equipment Air Conditioning Parts.

Features and Benefits:

  • GM-recommended replacement part for your GM vehicle's original factory component
  • High-strength brazed joints ensure durability
  • Long-life alloys provide corrosion resistance
  • Manufactured to GM OE specification for fit, form, and function
  • Offering the quality, reliability, and durability of GM OE

Specifications:

Adjustable Pipe Positioning:
No
Core Material:
Aluminum
Height:
12.5 in.
Inlet Pipe Diameter:
0.65 in.
Length:
11.33 in.
Outlet Pipe Diameter:
0.74 in.
Programming Required:
NO
Thickness:
1.75 in.
Tube Material:
Aluminum
Universal Or Specific Fit:
Specific
Weight:
1.62 lb
Width:
7.01 in.

Manufacturer Warranty:

24 Month / Unlimited Mile Limited Warranty (Parts Only). Please see ACDelco.com for more details.

ACDelco 15-63899 HVAC Heater Core compatibility with your 2020 GMC Sierra 3500 HD...

Last Updated: 02/01/2023

Years Vehicle Per Vehicle Fit NotesFitment Notes

2023

 

2022

 

2021

 

2020

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
GM Original Equipment
Cab & Chassis
2 Doors
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV GM Original Equipment
Cab & Chassis
2 Doors

1 Per Vehicle

2023

 

2022

 

2021

 

2020

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
GM Original Equipment
Cab & Chassis
4 Doors
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV GM Original Equipment
Cab & Chassis
4 Doors

1 Per Vehicle

2023

 

2022

 

2021

 

2020

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
GM Original Equipment
Crew Cab Pickup
4 Doors
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV GM Original Equipment
Crew Cab Pickup
4 Doors

1 Per Vehicle

2023

 

2022

 

2021

 

2020

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
GM Original Equipment
Extended Cab Pickup
4 Doors
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV GM Original Equipment
Extended Cab Pickup
4 Doors

1 Per Vehicle

2023

 

2022

 

2021

 

2020

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV
1
 
GM Original Equipment
Standard Cab Pickup
2 Doors
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo,
6.6L V8 Gas OHV GM Original Equipment
Standard Cab Pickup
2 Doors

1 Per Vehicle

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