I have a 2015 Kia Sportage with 25,000 miles on it that I purchased new. At about 15,000 miles, I noticed a slight ping when slowly climbing hills. I tried changing gas, to no avail. Then I noticed ...

Premium gas has a higher octane rating than regular gas. An octane rating is a measurement of a gasoline’s ability to resist issues like engine-damaging knock and pinging, which can be brought on by ...

DEAR CAR TALK: I have a 2015 Kia Sportage with 25,000 miles on it that I purchased new. At about 15,000 miles, I noticed a slight ping when slowly climbing hills. I tried changing gas, to no avail.

Our cars can make some pretty strange sounds. If you drive them for long enough, you'll most likely experience some fairly unsettling noises at some point or another. While any unusual sound coming ...