how can i tell if my oil has been changed by a mechanic? on 2013 Jeep Wrangler

when the vehicle has been in for maintenance how can i tell if the motor oil has been changed?

by in Indiana, PA on June 05, 2013
1 answer
ANSWER by , June 05, 2013
Check it , before and after , for color and level? 2013-how many miles on it? Does it still run?