Serpentine Belt Tensioner with Pulley - 1AEBT00021

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Vehicle Fit

This replacement serpentine belt tensioner is just what you need to get your vehicle in good working order again! If you are hearing a whirring noise from the front of your engine or if your belt often screeches you may be in need of a new belt tensioner. This part commonly wears out between 60,000 and 70,000 Miles. If it fails suddenly it can leave you stranded.


  • Replaces one of many dealer part numbers including: 24575252 
  • Brand new, not rebuilt or remanufactured
  • Bolts to front of engine
  • Built to strict quality control standards
  • Direct replacement for the following engines as listed:
    • L4 2.2L (8th Vin Digit 4)

Note: To ensure fit please match the 8th digit of your VIN number to the VIN code in the title. Your vehicles VIN number can be found in the lower left corner of the windshield or on your registration.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Remove the radiator coolant reservoir (1:05)
    • Disconnect the battery with an 8 mm wrench.
    • Unclip it with your flat blade screwdriver and unbolt the 10 mm bolt.
  2. step : Unbolt the engine mount. (1:40)
    • Support the engine.
    • Use a 15 mm socket and extension to remove the five bolts.
    • Pull out the engine mount.
    • Unclip the lines attached to it.
  3. step : Remove the serpentine belt tensioner (3:55)
    • Locate the diagram of your serpentine belt or draw one out to assist in re-installation.
    • Use a wrench on the belt tensioner to release the serpentine belt.
    • Unbolt the belt tensioner using a 15 mm wrench.
  4. step : Install the new serpentine belt tensioner (5:35)
    • Bolt the tensioner back in.
    • Use your diagram to figure out the routing.
    • Use your wrench to loosen the belt tensioner and get the serpentine belt on.
    • Bolt your engine mount back in using a 15 mm socket and ratchet.
    • Clip the lines back into place.
    • Clip your radiator reservoir back into place.

Tools needed for replacement:

    Ratchets & Related

  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 15mm Socket
  • 10mm Socket

  • Wrenches - Metric

  • 8mm Wrench

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Year Make Model Description
1992-1996Chevy Beretta Chevy Beretta Serpentine Belt Tensioner with Pulley L4 2.2L (8th Vin Digit 4)
1995-1997Chevy Cavalier Chevy Cavalier Serpentine Belt Tensioner with Pulley L4 2.2L (8th Vin Digit 4)
1992-1996Chevy Corsica Chevy Corsica Serpentine Belt Tensioner with Pulley L4 2.2L (8th Vin Digit 4)
1995-1997Pontiac Sunfire Pontiac Sunfire Serpentine Belt Tensioner with Pulley L4 2.2L (8th Vin Digit 4)
Only 2 left in stock
Part #: 1AEBT00021

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(09:16 min)