WebJun 6, 2024 · My 2024 JK with 30k miles is getting a new cylinder head. Check engine light came on, twice. Code P0304. Dealer replaced plugs and coils. Light back on. Pressure … WebMar 22, 2024 · It’s been alleged that a design defect in the EcoBoost’s engine block and cylinder head is responsible for the problems Ford drivers have been experiencing. The engine was designed with grooves on the cylinder head. Unfortunately, it’s believed that as coolant flows throughout the engine, it can leak into these grooves. Should the coolant ...
How does pentastar head go bad? JKOwners Forum
WebJun 16, 2014 · The 3.6-liter Pentastar V-6 comes with a 5-year/100,000 mile warranty, which Chrysler will be extending to 10-years/150,000 miles on the left-cylinder head. The cracked left-cylinder head issue ... WebJan 2, 2024 · Joined Mar 21, 2012. 3,543 Posts. #2 · Aug 31, 2024. No extension for 2015. It only covered all 2012s and about a month into 2013MY production. The misfires in the original head were caused by valve seats that would degrade with heat. The valve seats and guides were hardened in the revised head, which was released around August 2012. date robot ocean one
Bad Cylinder Head Symptoms - MZW Motor
WebSep 29, 2024 · The x56 extended warranty was released in 2014 to ensure excessively leaking cylinder heads were replaced. If you are shopping for a used vehicle, the … WebCan’t say I’ve seen any head gasket issues, but the cylinder head leaking coolant is a known issue on the 2.5 turbo engines. I just replaced one on a CX-5 about a month ago. … WebCylinder head failures (to mid-2013) In 2012, dealers started to report that some V6 engines had cylinder head failures; the main issue seems to have been overheating of the #2 cylinder’s valve seats. The problem … dater montessori facebook