Cylinder head feature 4-valve per cylinder and dual overhead camshafts with roller finger followers with hydraulic lifters. The engine has a high-pressure die-cast aluminum cylinder block with 60-degree V angle between cylinder banks. The engine block is equipped with three piston oil cooler jets. I dont recall seeing lots of coverage for these things failing.
There are forged steel connecting rods, the nodular iron crankshaft, and cast aluminum pistons with low-friction rings and reduced skirt area for less weight and friction as well. The intake valve is a single-piece design, made of forged heat resistant (martensitic) steel; intake valve diameter is 39 mm. We are not responsible for the veracity or completeness of this information. On the forums, one master technicians wrote in 2012: “[The main issue we’ve seen] is the exhaust cam phasers on the early 2011 releases. If they had serious reliability problems like connecting rods giving it up, cams wiping, ect.. because of "quality" or design, I … The problem may lie in the production and preparation of an individual engine before assembly. The part numbers of the new heads are RL141353AC or higher (left side) and RL141352AD (right side). Cylinder head failures (to mid-2013) In 2012, dealers started to report that some V6 engines had cylinder head failures; the main issue seems … Under the ticking engine extended warranty, Chrysler customers could replace the left cylinder heads with new parts with new design modifications. 2014-2019 FCA US LLC - Mack Avenue Engine Complex, Trenton Engine Plant and Saltillo South Engine PlantJeep Grand Cherokee, Jeep Wrangler, Ram 1500, Ram ProMaster, Ram Cargo Van, Dodge Challenger, Dodge Charger, Dodge Durango, Dodge Avenger, Dodge Grand Caravan, Dodge Journey, Chrysler 300, Chrysler 200, Chrysler Town & Country, Chrysler Pacifica, Fiat Freemont, Lancia Thema, Lancia Voyager All it did was set a DTC [check engine light], no performance issue. The Chrysler 3.6-liter Pentastar tick lawsuit was filed in the U.S. District Court for the District of Montana, Missoula Division: According to carbuzz, they have made over 10 million pentastar engines. They meet Federal Tier 2 BIN 5 emission requirements, Ultra-low Emissions Vehicle II standards, and Euro6 standards. But in 2019 the van allegedly started making a ticking noise from the Pentastar engine, then the vehicle allegedly developed oil and coolant leaks. All four camshafts come with torque-actuated phasers. Engines with cylinder head failure can be easily recognized by a ticking sound from the left side. Going about 75-80mph then mpg would fluctuate between 20-21mpg. 3.6 V6 Pentastar Engine Problems and Reliability. The change, which Andy told us affected all Pentastar V6 engines, may have coincided with changes to the oil cooler; however, it might be more likely that it was done to reduce confusion and inventories, since the VM V6 diesel engine used by Chrysler also saw a redesign of the filter and cap O-rings, to the same part number as the gasoline V6. Each oil jet cools two pistons, prevent detonations, and controls heat. The 3.6L V6 produces 285 horsepower and 260 lb-ft of torque. The 3.6L Pentastar V6 for three years in a row was among the top ten engines in the US market.
Apart from the cylinder issue mentioned below, this has been a tried and tested powerplant. The repair shop told the plaintiff to take the ProMaster to the Chrysler dealership because the repairs would be covered under an extended warranty issued because of ticking engines. The Ram owner called Chrysler and filed a complaint, but several customer service representatives told him the van wasn't on the extended warranty list. The modified engine also features a new plastic intake manifold with longer runners increased torque, high-tumble intake ports inside cylinder heads, new valve springs, and low-tension piston rings. A Chrysler dealership discovered an oil leak from the oil filter housing unit which needed to be replaced.
The new 3.6 V6 engine is 38% more powerful, consumes 11% less fuel, and 42 lbs (19 kg) lighter than its 3.5-liter predecessor.
This arrangement has significantly reduced the level of vibration and noise.
This new V6 is one of the most technologically advanced engines to date, created by Chrysler.
The complaints are organized into groups with data published by vehicle, vehicle component, and specific problem.
My opinion going above 70mph the Pentastar would usually have the same mpg as my Hemi. are trademarks of Autobeef LLC, All rights reserved. The “Pentastar tick”, as it’s come to be known, refers to a loud ticking or tocking sound originating from the left side of 3.6-liter Pentastar V6 engines produced between 2011 and early 2013. Some owners complain of problems with clogged up radiators and frequent replacement of water pumps, thermostats, and oil pumps. Fuel economy for the 2-door model is advertised at 17mpg city and 21mpg highway. Owners of vehicles equipped with 3.6-liter Pentastar engines claim they were denied warranty coverage due to "
One plaintiff purchased a used 2014 Ram ProMaster 1500 van in November 2016 when the vehicle had 40,258 miles on the odometer.
After Chrysler replaced the cylinder heads on 7,500 vehicles equipped with the Pentastar V6 back in 2012, the automaker announced it will extend the warranty coverage on … The failure was caused by excessive wear. The Pentastar V6 engine in full: power, capacity, maintenance, engineering, quality, and technical details and photos Future • Tech • Specs • Production • Repairs • Maserati The 3.6 liter Pentastar engine is rated at 305 horsepower and 270 lb.-ft. of torque in the Dodge Challenger; 90% of torque is … The ProMaster van was allegedly manufactured in October 2013 in Coahuila, Mexico, and faulty cylinder heads that cause the "Pentastar tick" were problems allegedly known to Chrysler for its Coahuila, Mexico plants.
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