A' perform service' came up on the upper display.
I have full delete kit and a smarty jr. i plugged in the smarty to see if it threw a code but no codes were detected. It was not the oil change service. Any suggestions on which service needs to be performed

 

How many miles do you have? Have you replaced the CCV filter at 65K miles? Otherwise, you may just reload the tune to make it go away...

 

try resetting by stepping on brake two times then go pedal two times then turn key off. I would replace breather filter if you haven't changed it yet.

 

I looked in my old notes today and found the step on the brake and gas to clear it. It has been changed twice. the mileage is now 378625 almost 400 thousand and on the 2nd. clutch 2nd.water pump,replaced the crank position sensor new a/c done in the driveway. Still on the same lift pump and injector.
It's amazing how long a vehicle will last when it's takin care of