Service 4WD warning light | Jeep Wrangler Forums (JL / JLU) -- Rubicon, 4xe, 392, Sahara, Sport - JLwranglerforums.com
![I have a 2015 Jeep GrandCherokee summit that's is giving me a “service 4wd” while driving 75+ on hwy and is also followed by acc unavailable. This is my first jeep unsure I have a 2015 Jeep GrandCherokee summit that's is giving me a “service 4wd” while driving 75+ on hwy and is also followed by acc unavailable. This is my first jeep unsure](https://i.redd.it/u8lxwhwrcv091.jpg)
I have a 2015 Jeep GrandCherokee summit that's is giving me a “service 4wd” while driving 75+ on hwy and is also followed by acc unavailable. This is my first jeep unsure
![Car 4 Wheel Drive System Unavailable Failed Editorial Photography - Image of drive, failing: 146605522 Car 4 Wheel Drive System Unavailable Failed Editorial Photography - Image of drive, failing: 146605522](https://thumbs.dreamstime.com/z/wheel-drive-car-was-failing-message-came-up-wd-system-unavailable-service-required-would-come-then-turn-off-had-146605522.jpg)
Car 4 Wheel Drive System Unavailable Failed Editorial Photography - Image of drive, failing: 146605522
![Jeep Grand Cherokee Questions - Service four wheel drive system light comes on and disappears after ... - CarGurus Jeep Grand Cherokee Questions - Service four wheel drive system light comes on and disappears after ... - CarGurus](https://static.cargurus.com/images/site/2017/08/21/02/43/2012_jeep_grand_cherokee_overland_summit_4wd-pic-3589882421469946614-1600x1200.jpeg)