Crankshaft Pulley Bolt May Come Loose on Toyota Previa

Submitted by Vehicle Owner · May 29, 2025
Published by RepairPal

Problem overview

Some engines have had the problem of the crankshaft pulley bolt coming loose. This will make a rattling noise as the engine idles. Our technicians tell us that the pulley bolt should have a thread locker applied and then re-torqued.

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