Straight from the horse’s mouth:
Dear Mr. O’Brien,
Thank you for visiting the KitchenAid website!
I am sorry to learn that your Stand Mixer is not functioning properly. I apologize for this inconvenience.
We suggest that you obtain service/repair of your Stand Mixer by a KitchenAid Authorized Service Center, if possible.
I have provided a link for you to view our U.S.-based KitchenAid Authorized Service Centers - simply click (or cut/paste into your browser) the following link:
As an additional option, we offer Factory Repair Service through our Greenville, OH factory.
NOTE: Both the 4.5 qt and the 3 qt bowl that fit your KSM90 Stand Mixer model WILL fit the 5 qt Artisan model, as well.
Should you have further questions, or you would like additional information regarding our Factory Service program, please contact our KitchenAid Customer Satisfaction Center by calling 1-800-541-6390.
We are available between the hours of 8:00 am to 8:00 pm, Monday through Friday, 10:00 am to 5:00 pm on Saturday (ET).
Thank you for contacting KitchenAid!
KitchenAid Customer Satisfaction Center
There’s an authorized repair center fairly close by to in Alexandria, VA…