System - Cadillac CT4 2023 Owner's Manual

424 Vehicle Care
Tire Size
255/35ZR18 (94Y)
275/35ZR18 (99Y)
225/45R17 91V
225/45R17 91V
235/40R18 91V
235/40R18 91V
235/40R18 95Y
235/40R18 95Y
235/35R19 91V
235/35R19 91V
Return the tires to the
recommended cold tire
inflation pressure when
high-speed driving has ended.
See Vehicle Load Limits 0 255
and
Tire Pressure 0 422.
High Speed Operation Inflation Pressures
Tire Pressure Monitor

System

The Tire Pressure Monitor
System (TPMS) uses radio and
sensor technology to check
tire pressure levels. The TPMS
sensors monitor the air
pressure in your tires and
transmit tire pressure
readings to a receiver located
in the vehicle.
Cold Inflation Pressure kPa (psi)
300 kPa (44 psi) Front
300 kPa (44 psi) Rear
240 kPa (35 psi) Front
280 kPa (41 psi) Rear
250 kPa (36 psi) Front
280 kPa (41 psi) Rear
300 kPa (44 psi) Front
340 kPa (49 psi) Rear
270 kPa (39 psi) Front
320 kPa (46 psi) Rear
Each tire, including the spare
(if provided), should be
checked monthly when cold
and inflated to the inflation
pressure recommended by the
vehicle manufacturer on the
vehicle placard or tire inflation
pressure label. (If your vehicle
has tires of a different size
than the size indicated on the
vehicle placard or tire inflation
pressure label, you should