Cadillac LYRIQ 2023 Owner's Manual page 325

Connected Services 323
Diagnostics
By monitoring and reporting on the vehicle s
key systems, OnStar Advanced Diagnostics,
if equipped, provides a way to keep up on
maintenance. Capabilities vary by model.
See www.onstar.com for details and system
limitations. Features are subject to change.
For updates on feature capabilities, see
my.cadillac.com. Message and data rates
may apply.