Having problems with your 2005 Mazda 3 ?
How difficult is it to replace a serpentine belt on a 2005 Mazda 3.
The hardest part about this job is getting you hands down in there to get the new one on. The highest pulley above your alternator is the tension pulley, There should be a place to insert a ratchet handle or wrench to push the pulley and release it enough to get the old belt off.
Repair Help & Product Troubleshooting for 2005 Mazda 3
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