Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain
What year is your
Free Same Day Shipping

2020-2023 GMC Sierra 2500 HD Idler & Tensioner Pulleys

Filter Results
  • Notify When Available

    VIDEO

    Idler Pulley (AC DELCO 38006)

    Replaces Serpentine Belt Idler Pulley ACDelco 38006

    2 reviews
    Brand: ACDelco - 38006

    $47.95
    Save 30%
    List $68.95 Save $21.00
Close



Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.