How many quarts of transmission fluid are needed in a 2006 Cadillac DTS WITH A NORTHSTAR MOTOR.?

The 2006 Cadillac DTS with a Northstar motor typically requires about 12 quarts of Transmission Fluid when performing a complete fluid change, including the torque converter. However, for a simple drain and refill, it may take around 7 to 8 quarts. Always consult the owner's manual for the most accurate specifications.