2006 Cadillac SRX

It is down by the pedal, at least as the picture shows. Here is the procedure for replacement, but cleaning would only be a portion of that. I would first try to position the carpet so you can access it before jumping in and removing console.
Air Conditioning Evaporator and Blower Module Drain Hose Replacement
Removal Procedure

Remove the center console. Refer to Front Floor Console Replacement in Instrument Panel, Gages, and Console.
Remove the rubber adhesive patch (1) from around the drain tube (2).
Open the flap in the tunnel insulator and unsnap drain fitting from the tunnel sheet metal.
Remove the HVAC module drain tube from the HVAC module.
Installation Procedure

Install the HVAC module drain tube to the HVAC module.
Ensure that the drain tube is fully seated to the HVAC module.
Snap drain fitting into the tunnel sheet metal.
Close the flap on the tunnel insulator.
Install the rubber adhesive patch (1) around the drain tube (2).
Install the center console. Refer to Front Floor Console Replacement in Instrument Panel, Gages, and Console.