Update from Jan 6, 2015 this happened again to me last Friday evening. had vehicle towed to dealer and it started fine. The 2015 Jeep Grand Cherokee has 9 problems reported for engine won't turn Ticking sound 2015 limited 3.6L. I have a 2015 grand Cherokee limited with 87000 miles, and 3.6l. I have recently noticed a "ticking" sound coming from right side of engine that appears after engine is warmed up, It "ticks" faster when accelerating. It is not noticeable inside of car, also comes and goes. I have checked oil level and all is MAF sensor unit could be dirty, carefully remove and clean with CRC MAF cleaner. (~$8.00 per can) 3. fuel injectors are clogged/dirty, try a can of injector cleaner additive with a full tank of gas. CRC 1-TANK POWER RENEW (~$20 per treatment) Check out the full specs of the 2015 Jeep Grand Cherokee High Altitude, from performance and fuel economy to colors and materials Engine: 3.0L V6 Turbo Diesel, Transmission: 8-Speed Automatic The oxygen sensor is a vital part of a gasoline engine's sensor array. The sensor array consists of the electronic measuring tools your engine's computer uses to properly regulate the operation of your 2015 Jeep Grand Cherokee 's engine and keep it running smoothly and safely. Regular maintenance, such as cleaning and flushing the radiator to remove accumulated debris and deposits, is essential to ensure the radiator can effectively cool the coolant and prevent engine overheating. 4. Clogged radiator. A blocked radiator can also contribute to engine overheating in Grand Cherokee. The 2015 Jeep Grand Cherokee comes equipped with a 3.6L V6 engine that puts out 290 hp and 260 lb-ft. of torque. Other engine options include a 5.7L V8 that is capable of making 360 hp and 390 lb-ft. of torque which is optional on all but the base trim. A Jeep Grand Cherokee built after 2013 most likely uses an antifreeze that is yellow, red, or potentially purple or blue. If it was built before 2013, you’ll likely be looking for yellow, blue, purple, pink, or even turquoise. Given the overlap in colors, A better recommendation is to look at the actual type of antifreeze on the bottle. 2015 Jeep Grand Cherokee SRT; 2014 Jeep Grand Cherokee SRT; Engine Coolant Temp, Tachometer, Oil Temperature, Transmission Fluid Temp, Engine Hour Meter, Trip Odometer and Trip Computer. The 2015 Jeep Cherokee has 64 problems reported for transmission failure, check engine light on. Average failure mileage is 19,250 miles. (Page 1 of 4) l8vHr.