Where is the coolant tank on a 1999 Mercedes CLK 320?

On a 1999 Mercedes CLK 320, the coolant tank is located in the engine compartment, typically on the driver's side near the front of the vehicle. It is a translucent plastic reservoir with a cap, allowing you to easily check the coolant level. To access it, you may need to open the hood and look for the tank marked with a coolant symbol or label.