1997 GMC Sonoma Radiator Fan

Tiny
WASSIBBIDAVE
  • MEMBER
  • 1997 GMC SONOMA
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 135,000 MILES
Radiator fan cames on at engine start (even when cold) and stays on for several minutes then shuts off
Friday, March 27th, 2009 AT 7:50 AM

2 Replies

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
Hello, if that is a belt driven fan, it will come run with the engine running. Thermostatic clutch?

Is the vehicle running hot or anything?
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Friday, March 27th, 2009 AT 8:42 AM
Tiny
WASSIBBIDAVE
  • MEMBER
  • 2 POSTS
Truck not running hot and fan is belt drven. Again it comes on (so far) on cold engine start but only staus on for 2 4 minutes after driving?
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Friday, March 27th, 2009 AT 8:46 AM

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