Cadillac Lyriq Owner Manual (GMNA-Localizing-U.S./Canada-15644413) -
2023 - CRC - 7/28/22
Service and Maintenance
299
Every Seven Years
Replace the air conditioning desiccant every
seven years. This service helps the longevity
and efficient operation of the air
conditioning system. This service can be
complex. See your dealer.
Multi-Point Vehicle
Inspection (MPVI)
A Multi Point Vehicle Inspection (MPVI)
completed by a GM dealer technician is a
maintenance assessment of your vehicle.
The benefit of the MPVI is to identify and
inform the customer of service items that
require immediate attention and those that
may require attention in the future.
The technician will perform the following
checks on your vehicle. For a complete list
of checks, inspections, and services, see your
dealer.
Some items may not apply to your vehicle
and/or region.
Diagnostics
.
OnStar active, if equipped
.
Service history/recall check
Exterior Lights
.
Visual inspection
Windshield and Wipers
.
Visual inspection
Battery
.
Battery visual inspection
.
Battery test results
.
Battery cables and connections
Systems, Fluids, and Visible Leak
Inspection
.
Electric Drive Unit
.
Drive axle
.
Transfer case
.
Power electronics cooling system
.
Windshield washer fluid
Tire Inspection
.
Tire pressure, tread depth, and wear
.
Rotation, if applicable
.
Alignment check, optional
.
Reset tire pressure monitor
.
Check tire sealant expiration date,
if equipped
.
Check spare tire, if equipped
Brakes
.
Check brake system
Visible and Functional Inspections
.
Seat belt components
.
Accelerator pedal
.
Passenger compartment air filter,
if equipped
.
Hoses
.
Shocks and struts
.
Steering components
.
Axle boots or driveshaft and u-joints
.
Compartment lift struts, if equipped
.
Floor mats secured, no interference with
pedals
.
Horn
.
Starter switch
Lubricate
.
Chassis components
Owner Checks and Services
.
At least twice a year, have underbody
flushing service performed. See
"Underbody Maintenance" in