Heater problem
2000 GMC Sonoma 4 cyl Two Wheel Drive Automatic
I relace the the theromstac and still heat is warm then cool and warm again is there a heater control valve ?
2000 GMC Sonoma 4 cyl Two Wheel Drive Automatic
I relace the the theromstac and still heat is warm then cool and warm again is there a heater control valve ?
Sep 18, 2010 at 2:54 PM