Mechanics Corner


image of a pothole in a city road
By Angie Wishard April 9, 2026
Learn how to tell if a pothole damaged your car. Read seven key signs, what’s safe to drive, when to get it checked, and quick answers to common questions.
Man talking on the phone, leaning over a car engine with the hood popped on the side of the road.
By Angie Wishard March 13, 2026
Knocking sound in your car? Learn common causes, when it’s serious, and how our St. Paul diagnostics help identify what truly needs attention.
Image example of a trickle charger on the store shelf.
By Angie Wishard February 13, 2026
What is a trickle charger? Learn how it works, and when it actually helps. We explain who needs one, who doesn’t, and how to avoid dead battery surprises.
Image of a women dressed in winter clothes sitting in her car, it's snowy outside
By Angie Wishard January 6, 2026
Why is my heat not working in my car? Common vehicle heater issues, typical causes of car heaters blowing cold air, warm air, or none at all, and when to get help.
Sedan car in a neighborhood driveway, covered in snow in extreme cold
By Angie Wishard December 18, 2025
If your car won’t start in the cold but the battery seems fine, one of these 5 problems is usually to blame. Learn the causes and the safest next steps.
Flashing tire pressure light on driver's dashboard
By Angie Wishard November 12, 2025
If your tire pressure light is flashing or solid, don’t panic. Here’s what it means, what to do, when it’s safe to drive, and how to fix TPMS issues fast.