Infrequently used vehicles are open to a number of problems that can affect performance. There are a number of reasons why a vehicle might be infrequently used:

1. It is owned by an elderly driver who no longer feels comfortable driving or only uses the car for quick jaunts to the store.

2. The car belongs to a college student who is not allowed to keep it on campus or only uses the vehicle on weekends.

3. The vehicle is a classic car or collector’s item that is only taken out in pristine weather conditions.

Vehicles that are infrequently used are susceptible to battery failures, firs...