Crankshaft Pulley Bolt May Come Loose: Toyota Tacoma Engine & Powertrain

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.

16 people reported this problem

8 comments

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Toyota Tacoma vehicles with this problem

4 model years affected

Average mileage: 137,888 miles

(70,000 - 205,000)

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Crankshaft Pulley Bolt May Come Loose on Toyota Tacoma

Problem overview

Toyota Tacoma vehicles with this problem

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