However, the ticking noise is not a defective cylinder head but rather the rollers on the rocker arms wearing out and causing excessive play which causes the ticking sound.
Many are of the belief that the ticking noise on the engine was a sign that your head was on its way. Initially, there were problems with the heads where the sand casting process caused premature failures. The 3.6 Pentastar engine has been in production since 2012. Pentastar 3.6 timing chain replacement intervalĭownload Your FREE Wrangler D.I.Y Diagnosis & Trouble-shooting Guide Here 3.6 Pentastar longevity.3.6 Pentastar life expectancy (High mileage).
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Download Your FREE Wrangler D.I.Y Diagnosis & Trouble-shooting Guide Here.If you would like to know more about specific year models and the common issues experienced on each, please read on. There was a second release later that year which resolved the head problem. These heads were replaced under warranty up until 150 000 miles (240 000 km). There were also cylinder head issues with certain batches of the 2012 models which were caused by the sand casting process that resulted in head failures. Points on the 3.6 Pentastar engine caused by plastic components used onĬritical engine parts. Let us look at some real-world examples of high mileage Pentastar engines and what you could possibly expect to go wrong. These Pentastar engines are quite bullet-proof but like all engines, they have a few niggles too. If that’s the case, then this article is for you. Safe amount of miles are for these engines, without compromising reliability.
Market for a vehicle equipped with the Pentastar and would like to know what a The 3.6 Pentastar engine without any major issues. So you’re wondering how many miles you can safely rack up on