service light

Put the Grand Cherokee's ignition key into the ignition and turn it to "Run." Don't start the engine. 2 Locate the "Step" button on the Grand Cherokee's instrument panel and press it. Press it again until it says "Miles to Service." 3 Press in and hold the button for about five seconds. It should read "Reset." This will turn off the service light on the display. Read more: How to Reset a Service Light on a 2006 Jeep Grand Cherokee Laredo | eHow.com http://www.ehow.com/how_7156733_reset-jeep-grand-cherokee-laredo.html#ixzz2CLhi9EX6