Engine And Engine Cooling Related Problems of the 2020 Jeep Wrangler

Table 1 shows five common engine and engine cooling related problems of the 2020 Jeep Wrangler. The number one most common problem is related to the engine and engine cooling (42 problems). The second most common problem is related to the service engine light on (one problem).

Table 1. Engine And Engine Cooling related problems of Jeep Wrangler


Recently reported Engine And Engine Cooling problems of the 2020 Jeep Wrangler

The Engine And Engine Cooling problem

TSB 07–0 01–22revb on August 2022 upgraded to zd8 December 2022 official open recall on January 2023. Both bolts fell off the water inlet engine overheated without antifreeze or water steering locked and entire engine needs to be replaced. Jeep Wrangler 2.   Read details...

The Service Engine Light On problem

Had it for less than 2 weeks (was brand new, purchased with only 43 miles) and decided to take it on a fall road trip. Halfway through our road trip (about 100 miles in) engine started �jumping� and �heaving� while in cruise control on the highway at 65 mp; then   Read details...

The Timing Tensioner problem

For the third time in six months, our 2020 wrangle unlimited has been at the dealer to attempt to fix a significant chirping sound coming from the serpentine area. They have already replaced the tensioner pulley twice and it's actually worse.   Read details...


Engine And Engine Cooling related problems in other Jeep Wrangler model year vehicles:



Wrangler Service Bulletins
Wrangler Safety Recalls
Wrangler Defect Investigations