You can trust your car to the system with the star.
4 seconds sound clip from the Back to the Future Part II movie soundboard.
You can hear this line at 00:11:44.058 in the Blu-ray version of the movie.
Quote context
[...]
- Don't worry, she'll be safe. It'll just be for a few minutes.
- And, Marty, be careful around that Griff character.
- He's got a few short circuits in his bionic implants.
- You can trust your car to the system with the star.
- Checking oil. Checking landing gear.
- Hi, friends. Goldie Wilson III, for Wilson Hover Conversion Systems.
- You know, when my grandpa was mayor of Hill Valley, he had to worry about traffic problems.
[...]