Where is the coolant temperature sensor located?

Tiny
BIGRIG2323
  • MEMBER
  • 2004 BUICK RENDEZVOUS
  • V8
  • 2WD
  • AUTOMATIC
  • 125,000 MILES
Replacing the coolant temperature sensor but can't locate it. Is it on the right side or left?
Monday, February 7th, 2022 AT 10:36 PM

1 Reply

Tiny
SQM
  • MECHANIC
  • 6,383 POSTS
Hello,

The coolant temperature sensor is located on the front left of the intake manifold.

https://www.2carpros.com/articles/how-a-coolant-temperature-sensor-works
https://www.2carpros.com/articles/coolant-temperature-sensor-cts-replacement

I have attached diagrams for your reference.

Please let me know if you have any questions.
Thank you.
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Tuesday, February 8th, 2022 AT 12:11 PM

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