Kia Soul Forum
Hello, kia-forums! First post here. I have a 2015 Kia Soul base model with 276,000 miles. I swapped the engine at 225,000 miles with a used one that had 89,000, so the engine now has about 140,000 miles.
As the title says, I have a rough idle (fluctuates between low and high RPMs, car shakes...