2002 GMC Sonoma heater control valve

KENNETH PORTER

MEMBER
2002 GMC SONOMA
6 CYL
2WD
AUTOMATIC
138,000 MILES

Where is the heater control valve located

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

1 Reply

KHLOW2008

MECHANIC
41,814 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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2002 GMC Sonoma heater control valve

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