Sedan or Coupe
To lower one or both of the rear seatbacks:

1. Pull forward on the tab, on the outboard side of the seatback, to unlock the seatback.
2. Fold the seatback down.
This allows access to the trunk.
See Trunk (Sedan, Coupe).
See also:
Braking and tire systems
CTS-V includes sophisticated braking and tire systems, in partnership with
two companies renowned for high-performance technology: Brembo and Michelin.
Brembo brakes are at all four corners and in ...
Different Size Tires and Wheels
If wheels or tires are installed that are a different size than the original
equipment wheels and tires, vehicle performance, including its braking, ride
and handling characteristics, stability, and ...
Total Weight on the Vehicle's Tires
Be sure the vehicle's tires are inflated to the upper limit for cold tires.
These numbers can be found on the Certification label or see Vehicle Load
Limits for more information. Make sure not to go ...






