Need to change radiator cooling sensor, where is it located?

1998 PONTIAC GRAND PRIX
85,000 MILES • 3.8L • 6 CYL • 2WD • AUTOMATIC
Avatar
SUZY MOONEY
  • MEMBER
  • 1 POST
My fans work if it is wired to run all the time if it's not it overheats was told fan sensor needs changed. Where is it located so I can change It I'm just getting over having cancer and haven't worked since 2017 so I can't afford take it to a mechanic my ex also stole my car drove it hot now it's missing on 2 cylinders on back of motor. Are the heads cracked?
Oct 30, 2024 at 1:55 PM
Advertisement
Avatar
STRAILER
  • ✓ASE Certified Mechanic
  • 54,837 POSTS
  • ASE Certified Mechanic
I am sorry to hear about your troubles, it sounds like the engine may have had a problem, but it will need to be tested to confirm the problem. Here is a guide to go over that will give you more information. Also, I have included the coolant sensor location so you can swap it out.

https://www.2carpros.com/articles/symptoms-of-an-overheating-engine

Check out the images (below). Let us know how it goes.
Image (Click to enlarge)
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Oct 31, 2024 at 1:58 PM
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.