Easy step by step repair guide on how to replace an automotive serpentine belt
tensioner, configuration may vary, but the steps will be similar.
Difficulty Scale: 5 of 10
Begin with the vehicle on level ground, engine cold (off) in park with the emergency
Step 1 - To begin, some front wheel drive vehicles
need to have the engine supported before tensioner removal. Rear wheel drive vehicles
can omit step 1 through 4.
Step 11 - Next, install the new belt tensioner
onto the engine.
Installing New Serpentine Belt Tensioner
Step 12 - After the bolt has been installed, use
a ratchet to tighten the mounting bolt.
Tightening Belt Tensioner
Step 13 - It's a good idea to replace the old serpentine
belt with a new belt. Compare the old belt to the new belt before installation.
Step 14 - Once the comparison is complete, install
the new serpentine belt.