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2020 GMC Sierra 3500 HD

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  2. Auto Parts
  3. Air and Fuel Delivery
  4. Hardware
  5. Fuel Tank Cap
  6. ACDelco GT366 for 2020 GMC Sierra 3500 HD

ACDelco GT366 Fuel Tank Cap
for 2020 GMC Sierra 3500 HD 6.6L V8 Diesel OHV Turbo

ACDelco GT366 Fuel Tank Cap - 2020 GMC Sierra 3500 HD Image 1
ACDelco GT366 Fuel Tank Cap - 2020 GMC Sierra 3500 HD Image 2
ACDelco GT366 Fuel Tank Cap - 2020 GMC Sierra 3500 HD

ACDelco
Brand:ACDelco
Part Number: GT366
UPC: 00808709385035
Weight: 0.2 lbs
Condition:New



On Sale:

$27.47

Availability:
51 in Stock
Warehouse: US-4
Quantity:

Product Information

Description:

Get the ACDelco GT366 Fuel Tank Cap for your 2020 GMC Sierra 3500 HD. Buy now and secure your purchase online!

ACDelco GM Original Equipment Fuel Tank Cap is a GM-recommended replacement component for one or more of the following vehicle systems: cooling. This original equipment cap will provide the same performance, durability, and service life you expect from General Motors. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM-recommended replacement part for your GM vehicle's original factory component
  • Manufactured to GM OE specification for fit, form, and function
  • Offering the quality, reliability, and durability of GM OE

Specifications:

Color:
Green/Black
Depth:
0.99 in.
Depth:
25.14 mm
Height (in):
2.5 in
Length (in):
9.1 in
Lockable:
No
Material:
Nylon
Outside Diameter (in):
2.913 in
Outside Diameter (mm):
74 mm
Programming Required:
No
Tether Attached:
Yes
Thread Diameter:
1.775 in.
Thread Diameter:
45.09 mm
Type:
Threaded
Vented:
No
Weight (lb):
0.2 lb
Width (in):
3.5 in
Country of Origin:
US

ACDelco GT366 Fuel Tank Cap compatibility with your 2020 GMC Sierra 3500 HD...

Last Updated: 01/03/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
40 GAL/151L REAR FUEL TANK(N2L),23.5 GAL/89L FRONT FUEL TANK(N2M)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 146.3 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo 40 GAL/151L REAR FUEL TANK(N2L),23.5 GAL/89L FRONT FUEL TANK(N2M)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 146.3 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
40 GAL/151L REAR FUEL TANK(N2L),23.5 GAL/89L FRONT FUEL TANK(N2M)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 170.8 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo 40 GAL/151L REAR FUEL TANK(N2L),23.5 GAL/89L FRONT FUEL TANK(N2M)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 170.8 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
40 GAL/151L REAR FUEL TANK(N2L),23.5 GAL/89L FRONT FUEL TANK(N2M)
Cab & Chassis
Bed Length N/R In.
4 Doors
Wheel Base 176.7 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo 40 GAL/151L REAR FUEL TANK(N2L),23.5 GAL/89L FRONT FUEL TANK(N2M)
Cab & Chassis
Bed Length N/R In.
4 Doors
Wheel Base 176.7 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length 82.2 In.
Fleetside
Wheel Base 158.9 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length 82.2 In.
Fleetside
Wheel Base 158.9 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length 98.2 In.
Fleetside
Wheel Base 141.5 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length 98.2 In.
Fleetside
Wheel Base 141.5 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length 98.2 In.
Fleetside
Wheel Base 162.5 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length 98.2 In.
Fleetside
Wheel Base 162.5 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length 98.2 In.
Fleetside
Wheel Base 172.0 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length 98.2 In.
Fleetside
Wheel Base 172.0 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length N/R In.
N/R
Wheel Base 141.5 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length N/R In.
N/R
Wheel Base 141.5 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length N/R In.
N/R
Wheel Base 162.5 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length N/R In.
N/R
Wheel Base 162.5 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
Bed Length N/R In.
N/R
Wheel Base 172.0 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo Bed Length N/R In.
N/R
Wheel Base 172.0 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
DUAL FUEL TANK
23.5 GAL/89L FRONT,40 GAL/151L REAR(N2N)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 146.3 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo DUAL FUEL TANK
23.5 GAL/89L FRONT,40 GAL/151L REAR(N2N)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 146.3 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
DUAL FUEL TANK
23.5 GAL/89L FRONT,40 GAL/151L REAR(N2N)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 170.8 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo DUAL FUEL TANK
23.5 GAL/89L FRONT,40 GAL/151L REAR(N2N)
Cab & Chassis
Bed Length N/R In.
2 Doors
Wheel Base 170.8 In.

1 Per Vehicle

2024

 

2023

 

2022

 

2021

 

2020

 

2024

 

2023

 

2022

 

2021

 

2020

 
GMC Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
1
 
DUAL FUEL TANK
23.5 GAL/89L FRONT,40 GAL/151L REAR(N2N)
Cab & Chassis
Bed Length N/R In.
4 Doors
Wheel Base 176.7 In.
 

GMC Sierra 3500 HD



6.6L V8 Diesel OHV Turbo DUAL FUEL TANK
23.5 GAL/89L FRONT,40 GAL/151L REAR(N2N)
Cab & Chassis
Bed Length N/R In.
4 Doors
Wheel Base 176.7 In.

1 Per Vehicle

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