See also:

Engine Compartment Fuse Block (CTS Coupe and Sedan)
The underhood fuse block is located on the left side of the engine compartment. Lift the fuse block cover to access the fuses. The vehicle may not be equipped with all of the fuses and rel ...

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 tr ...

How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change. To reset the system: 1. Using the DIC MENU button and thumbwheel on the turn signal ...