Normal
For what it's worth:I have an svc tune on my '13 and have noticed this exact same thing from time to time. So spending that money may not resolve the issue, especially if the tuner isn't sure what is causing it to begin with.
For what it's worth:
I have an svc tune on my '13 and have noticed this exact same thing from time to time. So spending that money may not resolve the issue, especially if the tuner isn't sure what is causing it to begin with.