I searched and couldn't find anything conclusive.
In the 2017-19 service manuals, it says every 4 years.
For the years after, it says every 15 years or 150k miles.
That's quite a difference.
I'm guessing nothing actually changed and the early manuals are not correct?
In the 2017-19 service manuals, it says every 4 years.
For the years after, it says every 15 years or 150k miles.
That's quite a difference.
I'm guessing nothing actually changed and the early manuals are not correct?