2025 Cadillac CT6 Used Cars for Sale

Accessories and color may vary. Quoted price subject to change without notice to correct errors or omissions. New vehicle pricing may already include applicable manufacturer incentives which may expire at any time. Manufacturer incentive data and vehicle features is provided by third parties and believed to be accurate as of the time of publication. Please contact the store by email or phone for details and availability of incentives. See specific State details below for taxes, tag, title, registration fees, government fees, and dealer services*

Certain data and other content displayed herein is copyrighted by AutoNation, Inc. and / or third parties. (In addition, providers of data and other materials to AutoNation, Inc. or such third parties may have a copyright interest in and to such data to the extent that such data and other materials are subject to copyright protection under applicable United States laws.) Such data may not be reproduced or distributed in whole or in part by any printed, electronic or other means without explicit written permission from AutoNation, Inc. All information is gathered from sources that are believed to be reliable, but no assurance can be given that this information is complete and neither AutoNation, Inc. nor its suppliers assume any responsibility for errors or omissions or warrant the accuracy of this information. 

Displayed MPG is based on applicable EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.

AL - Sales tax or other taxes, tag, title, registration fees, government fees are not included in quoted price. $995 dealer services fee is included in quoted price.
AZ - Sales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $799 dealer services fee is included in quoted price.
CA - Sales tax or other taxes, tags, registration fees, government fees, smog certificate of compliance or noncompliance, and emission testing charge are not included in quoted price. $85 dealer document preparation charge is included in quoted price.
CO - Dealer delivery and handling fee of $799 included in quoted price. Sales tax or other taxes, tag, registration fees, and government fees are not included in quoted price. On August 13, 2026, our area experienced a hailstorm. As we continue to assess our inventory, some vehicles currently in stock may have been affected by the storm. Any known damage will be disclosed prior to sale. Contact Dealer about any specific vehicle.
FL - Sales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $499 Electronic filing fee and $995 dealer service fee are included in quoted price.  
GA - Dealer service fee of $999 and $199 Electronic Filing fee included in quoted price. Sales tax or other taxes, tag, registration fees, and government fees are not included in quoted price.
IL -  Sales tax or other taxes, government fees, license, and title are not included in quoted price. $377.63 dealer documentary fee is included in quoted price.
MD - Sales tax or other taxes, tag, license, title, registration fees, and government fees are not included in quoted price. $799 DEALER PROCESSING CHARGE is included in quoted price.
MO - Taxes, title, registration fees, and government fees are not included in price. $604.47 dealer document fee is included in price. 
NJ - Price includes $999 dealer documentation fee and all costs to be paid by a consumer, except for licensing costs, registration fees, and taxes.
NM -  Sales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $799 Dealer Service Transfer Fee is included in quoted price.
NV - Sales tax or other taxes, tag, title, registration fees, government fees are not included in quoted price. $799 dealer document fee is included in quoted price.
NY - Sales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $175 dealer services fee is included in quoted price.
OH - SSales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $398 Dealer document fee is included in quoted price.
SC - SC Infrastructure Maintenance Fee (IMF), tags, title, or any other applicable taxes and fees and are not included in quoted price. Price includes $599 Closing Fee. IMF is to be paid at the time of titling and registering a newly purchased vehicle unless an exemption applies. The IMF is 5% of purchase price, not to exceed $500. In addition to the IMF, there are fees associated with titling and registering the vehicle, as well as property taxes.
TN - Sales tax or other taxes, tag, license, title, registration fees, and government fees are not included in quoted price. Dealer processing fee of $999 is included in quoted price. 
TX - Sales tax or other taxes, tag, license, title, registration fees, and government fees are not included in quoted price. $225 dealer documentary fee is included in quoted price.
VA - Sales tax or other taxes, tag, title, registration fees, and government fees are not included in quoted price. $998 dealer processing fee is included in quoted price.
WA - Sales tax or other taxes, tag, title, registration fees, government fees are not included in quoted price. $200 NEGOTIABLE DOCUMENTARY SERVICE FEE is included in quoted price.