2002 GMC SONOMA HEATER CONTROL VALVE

  • Tiny
  • Kenneth Porter
  • 2002 GMC SONOMA

Heater problem
2002 GMC Sonoma 6 cyl Two Wheel Drive Automatic 138000 miles

where is the heater control valve located

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Sunday, September 19th, 2010 AT 10:23 AM

1 Reply

  • Tiny
  • KHLow2008
  • EXPERT
  • 41,981 POSTS

Hi kenneth,

Thank you for the donation.

Heater system is not equipped with any control valve. Heater core has coolant running through all the time and the air temperature actuator is the one controling between heat and A/C.

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Sunday, September 19th, 2010 AT 12:40 PM

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