Thread: PWM cooling fan(s) control using ECM
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Old 10-28-2015, 05:06 PM
erick_e erick_e is offline
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Originally Posted by parsonsj View Post
Do those vehicles use PWM fans? My GMPP E67 pn sources back to an 07 Hummer. Anybody know if 07 Hummers have PWM fan control?
2007 H2 and H3 have a fan clutch, so no electric fan.
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