['I am going on a long road trip soon and I spent yesterday making sure everything was in order before the trip', 'Oh cool, is it for work or fun?', 'It is for fun.  I made sure the car was checked out before the trip.  I did not want any surprises on the road.']
You sound really well prepared!
I am going on a road trip next week and I spent the day yesterday getting ready.  I got the car checked, and made sure everything was in order