[basketcase]

Not a clue, but I'm following. The Titan I'm driving may be my last truck (age, health, etc.), but I've already decided that a '22 will be my target model-year if I later trade the '17.

PS - welcome to the club if I didn't say it in an earlier post.

 

[dubyam]

Sounds like something has gone awry. Trip to the dealer for service is in your future.