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2021 GMC Sierra 1500

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ACDelco 55490609 Drive Belt Tensioner Assembly
for 2021 GMC Sierra 1500 3.0L L6 Diesel DOHC Turbo

ACDelco 55490609 Drive Belt Tensioner Assembly - 2021 GMC Sierra 1500 Image 1
ACDelco 55490609 Drive Belt Tensioner Assembly - 2021 GMC Sierra 1500 Image 2
ACDelco 55490609 Drive Belt Tensioner Assembly - 2021 GMC Sierra 1500 Image 3
ACDelco 55490609 Drive Belt Tensioner Assembly - 2021 GMC Sierra 1500

ACDelco
Brand:ACDelco
Part Number: 55490609
UPC: 808709821366
Weight: 2.13 lbs
Condition:New



On Sale:

$23.83

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

Product Information

Description:

Get the ACDelco 55490609 Drive Belt Tensioner Assembly for your 2021 GMC Sierra 1500. Buy now and secure your purchase online!

GM Genuine Parts Drive Belt Tensioner Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These assemblies are spring-loaded pulleys designed to draw tension on your vehicle's serpentine belt. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov

Features and Benefits:

  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM regularly updates production and service part designs to integrate new materials and technologies
  • Helps keep drive belt at correct tension to help maintain proper function
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Specifications:

Belt Type:
Serpentine
Color:
Silver Black
Inside Diameter:
2.6 in.
Inside Diameter:
66 mm
Length:
104.81 mm
Length:
4.13 in.
Material:
Aluminum Steel
Mounting Hole Diameter:
0.36 in.
Mounting Hole Diameter:
9.2 mm
Mounting Hole Quantity:
2
Outside Diameter:
2.76 in.
Outside Diameter:
70 mm
Programming Required:
No
Width:
3.86 in.
Width:
98.01 mm

Features and Benefits:

  • – Be sure to have the replacement tensioner properly aligned to the other drive component pulleys.
  • – Have your vehicle inspected as soon as possible if the 'Service Engine Soon' light illuminates.
  • – Have your vehicle inspected immediately if the 'Service Engine Soon' light flashes rapidly, as this could indicate an engine misfire condition which may damage your engine and/or engine emission components.
  • – Regularly inspect assembly for signs of damage or wear, and replace them if signs of damage are found.
  • Before purchasing and installing a drive belt tensioner assembly, make sure it is the correct size and fit for your vehicle.

Specifications:

Country of Origin:
MX

ACDelco 55490609 Drive Belt Tensioner Assembly compatibility with your 2021 GMC Sierra 1500...

Last Updated: 05/03/2024

Years Vehicle Per Vehicle Fit NotesFitment Notes

2022

 

2021

 

2020

 

2022

 

2021

 

2020

 
GMC Sierra 1500

3.0L L6 Diesel DOHC Turbo
1
 
Eng: LM2
8th VIN Digit: T
Crew Cab Pickup
4 Doors
 

GMC Sierra 1500



3.0L L6 Diesel DOHC Turbo Eng: LM2
8th VIN Digit: T
Crew Cab Pickup
4 Doors

1 Per Vehicle

2022

 

2021

 

2020

 

2022

 

2021

 

2020

 
GMC Sierra 1500

3.0L L6 Diesel DOHC Turbo
1
 
Eng: LM2
8th VIN Digit: T
Extended Cab Pickup
4 Doors
 

GMC Sierra 1500



3.0L L6 Diesel DOHC Turbo Eng: LM2
8th VIN Digit: T
Extended Cab Pickup
4 Doors

1 Per Vehicle

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