You will not get a correct answer without veh info...spec production year. By the way, there is no such thing as a "step button" to reset the C.E.L. It requires the P.C.M to be "scanned" and code cleared.. but there is some alternate ways to solve problem short term.
Hit the step button until you see 0km to service the hold down the reset button.
Simply turn on your engine, then momentarily press select button display followed by holding down the set button
Start the engine. Then press the C/T button . Then tab the the computers setup with the step button until you see 0 miles to service. After you see that, you just simply press the reset button, and the 0 miles to service, should change to 3,000 miles to service.
The 2010 Jeep Grand-Cherokee has a V6 engine.
The 2007 Jeep Grand-Cherokee has a V6 engine.
The 2012 Jeep Grand-Cherokee has a V6 engine.
The 2013 Jeep Grand-Cherokee has a V6 engine.
The 2009 Jeep Grand-Cherokee has a V6 engine.
The 2011 Jeep Grand-Cherokee has a V6 engine.
The 2014 Jeep Grand-Cherokee has a V6 engine.
The 2006 Jeep Grand-Cherokee has a V6 engine.
With the engine turned on and someone in the driver seat. Hit the step button until 0 miles to service appear, hit RESET. A beep will sound and it is done.