Your Jeep’s 4.0L engine may be making a ticking noise for a variety of reasons, the most likely culprit being a low oil level. But if changing out your oil doesn’t solve the problem, it could be something more serious.
Here are some other common causes of a ticking noise in your Jeep’s 4.0L engine:
Ticking sounds in older engines or on cold days have been commonly reported by Jeep drivers. If you aren’t able to pinpoint the cause, you may have to call your mechanic.