1998 Buick Century tempurature gauge goes above mid point

Tiny
BUTTONS2365
  • MEMBER
  • 1998 BUICK CENTURY
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 100,100 MILES
When sitting in traffic my tempuratue gauge goes past the mid point I have no leaks in the cooloing system it has been preasure tested good my electric fans work only when I put the ac on shouldnt they also come on when the temp reaches a certain point?
the thermostat has also been tested good im thinking either a temp sensor or a fan control module
any help would be appriciated
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Sunday, March 22nd, 2009 AT 12:08 PM

1 Reply

Tiny
ZACKMAN
  • MEMBER
I believe it is your engine coolant temperature sensor. It is located at top left side of engine, below the throttle body. Looks like this.


http://www.2carpros.com/forum/automotive_pictures/55316_ts823011_1.jpg


Using a digital multimeter, check resistance of the sensor.


http://www.2carpros.com/forum/automotive_pictures/55316_98centuryect_1.jpg

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Sunday, March 22nd, 2009 AT 4:18 PM

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