There have been a number of posts on different Caliber
forums regarding the changing of both headlight and turn
signal bulbs and the general consensus is the only way
to do it is undoing the wheel well liner and pushing out of the way.
It is also the method decscribed in the Caliber service manual.
2016 Jeep Cherokee Limited 3.2 V6/9speed RA4 8.4AN/Uconnect with BlueTooth
-Remote Start-Homelink Burlington,Ontario,CA