I used shock absorbers on a 2014 Cadillac XTS Luxury. However, when it was taken to the dealer the parts did not fit as they were not General Motor parts.
Pros
For 2017-19 Cadillac XTS Premium Luxury 3.6L V6 GAS, For 2013-16 Cadillac XTS Premium 3.6L V6 GAS, For 2014-19 Cadillac XTS Vsport Platinum 3.6L V6 GAS, 2017 XTS Vsport Premium Luxury 3.6 L V6 GAS, for 2014-16 Cadillac XTS Vsport Premium 3.6L V6 GAS