It is based on the old vehicle designations. The CTS is replacement for Cateria Touring Sedan. This is similar to the STS which is the old Seville Touring Sedan and you might have guessed the DTS replaces the old designation of Deville touring sedan. The Vs and 4s are the the designations given to the special options usually high performance.
AWD
No. A Cadillac CTS is a RWD or AWD vehicle. CTS4 Denotes an AWD vehicle.
The 2009 Cadillac CTS is Rear wheel drive, the 2009 CTS4 is All wheel drive
Cadillac Coupe DeVille
The "DTS" as in Cadillac DTS stands for DeVille Touring Sedan. The Cadillac DTS replaced the Cadillac DeVille. The Cadillac DTS was first produced in 2005.
The Cadillac SRX is a vehicle that has always been called the SRX. No results come up for the Cadillac CRX. Perhaps the C can stand for Cadillac as in Cadillac RX.
Catera Touring Sedan
Deville Touring Sedan?
Deville Touring Sedan
Allatnte Touring Sedan
Allatnte Touring Sedan
Cadillac Coupe DeVille