Cadillac CT4 2023 Owner's Manual page 367

366 Service and Maintenance
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
Engine Oil and Filter
Engine oil
Oil life monitor
Reset oil life monitor
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
Engine oil
Transmission
Drive axle
Transfer case
Engine cooling system
Power steering, if equipped
Fuel 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
Exhaust system
Accelerator pedal
Passenger compartment air filter,
if equipped
Engine air filter
Hoses
Belts
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
Ignition lock, if equipped
Starter switch
Evaporative control system