Serpentine Belt Replacement

Step by step guide on how to replace a serpentine belt. This repair was performed on a 2002-2006 Saturn Vue but pertains to most vehicles.

Difficulty Scale: 3 of 10

Tools and Supplies Needed

  • Socket set and ratchet
  • Serpentine Belt
  • Protective eyewear and gloves.
  • Flashlight
Before you begin place your car on a flat surface with the engine "off" in park with the parking brake on. Wear protective clothing, eyewear and gloves to avoid injury.

Serpentine Belt Replacement Video

Step 1 - Remove engine covers, shrouds or plastic guards that may cover the work area. (Needed to access to the front of the engine.)

Removing Air Filter Housing

Step 2 - Locate the belt tensioner which is under spring tension to hold pressure on the belt which keeps it secure.

Locating Belt Tensioner

Step 3 - Using a wrench push the tensioner in the opposite direction of the spring tension to release the tensioner.

Releasing Belt Tensioner



Written by
Co-Founder and CEO of
35 years in the automotive repair field, ASE Master Technician, Advanced Electrical and Mechanical Theory.


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Article first published (Updated 2013-09-18)