How-to » Preventive Maintenance » Belts & Hoses » How to Replace a Serpentine Belt

How to Replace a Serpentine Belt

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Note: This is a general guide for all vehicles.

Parts
  • Accessory Belt Idler Pulley
  • Accessory Belt Tensioner
  • 1 more part
Tools
  • Screwdriver
  • Pry Bar
Difficulty

Moderate

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Steps

Safety Tip:
Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes.

1
Open your hood and locate your vehicle's serpentine belt.
2
Locate the serpentine belt routing diagram in the engine compartment, in the vehicle owners manual, or under the hood.
3
Locate the serpentine belt tensioner.
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4
Move tensioner to loosen the belt.
5
Remove the serpentine belt.
6
Install the new serpentine belt making sure the belt is routed the same way as before.
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7
Check the belt tension. Push down in the middle of a section of the belt. It should not move more than a half inch.
8
Start the engine and allow the car to run for a few minutes to ensure proper belt installation.
9
Turn the engine off and recheck the serpentine belt tension. Adjust tension if needed. May require belt tensioner replacement.
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Guide Contributors

  • ARZ at AutoMD.com
  • my_ynoh at AutoMD.com
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