Good luck! Wasn't a big fan of airplay before, but my wife's Lexus runs it and I have gotten "used" to it...
And with wireless, I don't mind so much. One trick was to use the Sync map while connected... I disconnected the dongle on the iPhone to get to SYNC Map, which by the way connects by...
Retired engineer here, this is definitely a factory molding issue, as evident by its repeatability in many parts. Manufacturing inputs such as molding injection pressures, melt temps, venting and out gassing processes can have cosmetic effects. Especially on large, dark pieces like door panels...
Make sure you read the warnings:
Safely Information:
Do not use on hard rubber surfaces as the product will not fully absorb.
Avoid using on touch points or areas where a slippery finish could pose a safety risk.
While not guaranteed to completely eliminate noise, Gummi Pflege is known to...
1- Too lazy
2- Like to hear "LOW" chime every 5 miles
3- Want to pick up and clear out the dregs at the bottom of the tank
4- Passed the last chance gas station 35 miles back
5- No dinero
Yes, the material they supply is oversized and needs to be trimmed to fit. It is a lesson in wrapping, so mine does not look perfect, but covers everything visible with the hood closed. It is a thick material and good protection.
A good practice in how to vinyl wrap!
Good luck!