How to replace the thermostat?

2010 CADILLAC DEVILLE DTS
101,152 MILES • 4.6L • V8 • 2WD • AUTOMATIC
Avatar
REARDRIVE
  • MEMBER
  • 93 POSTS
When I set the heater at 90 degrees it blows cold air and fogs up the windshield. How to replace the thermostat?
Mar 2, 2023 at 4:25 PM
Advertisement
Avatar
STRAILER
  • ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
Hello,

Here is a generic guide to help walk you through the steps of replacing the thermostat and I have included the instructions for your car in the images below.

https://www.2carpros.com/articles/replace-thermostat

Check out the images (below). Please let us know if you need anything else to get the problem fixed.
Mar 3, 2023 at 9:49 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.