See also:

Ride & Handling
The regular CTS coupe's ride quality strikes a nice middle ground. There's a firmness to the tuning that's expected in a car like this, but Cadillac hasn't gone overboard and created a bone-jarrin ...

How to Add Coolant to the Coolant Surge Tank
Notice: This vehicle has a specific coolant fill procedure. Failure to follow this procedure could cause the engine to overheat and be severely damaged. If no problem is found, check to see if co ...

Auxiliary Devices
The 3.5 mm (1/8 in) input jack and the USB port (if equipped), located in the center console bin, allow portable devices to connect to the vehicle. This is not an audio output; do not plug he ...