If you drive you should have this app on your phone.

Cars Warning Lights app indicates whether you can safely continue to drive, or are required to seek immediate assistance. The app contains all cars dashboard warning and indicators lights, their description and advice how to deal with almost any issue if the warning light illuminates.
The app also includes: Car Locator, now you can find your parked car easier, as well Emergency Roadside Assistance dial phone numbers for: Canada, US, UK and Europe.
This app will tell you the most important information: Can I keep driving my car?
  Stop driving immediately, pull over.
Drive with caution, reduce speed.
Knowing the basic of your car problems will reduce repair cost and help you avoid dangerous situation.

Warnings and Indicators lights arrange:
• Critical warnings
• Alert indicators
• Hybrids & Electric
• Diesel vehicles
• Active system info

There is also Police emergency phone numbers for: Canada, US, Mexico, UK and for all European countries.
This app helps you to educate-yourself about your car issues, you could be able to handle any problems your car might experience.