2020 Jeep Cherokee: Excessive oil leak from the timing synchronizer unit
Common wear/failure (not a recall)
Symptoms
Owners of the 2020 Cherokee report: excessive oil leak from the timing synchronizer unit. CarComplaints.com lists 1 owner complaints, average mileage 93,000 miles.
NHTSA has 49 owner complaints for the 2020 Cherokee in this area. Examples:
- NHTSA complaint ODI #11768960 (filed 10/05/2026): “Engine light comes on, whenever you attempt to accelerate from a stop (like a traffic light), the vehicle will coast into the intersection, causing a traffic hazard. it has done this multiple times. at 60,300 miles, dealership told me that engine was not co…”
- NHTSA complaint ODI #11768970 (filed 10/05/2026): “Like previous model years, the 2 l turbo engine started buring excessive oil (more than 1 quart per 500 miles). two mechanics have indicated that engine and turbocharger need to be replaced. both said that this engine is same as previous model years for which …”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: have to replace the whole synchronizer unit (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $2,500 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
- CarComplaints.com: Excessive oil leak from the timing synchronizer unit (2020 Cherokee)
- NHTSA complaints API, 2020 Cherokee
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