2000 GMC Sonoma little heat

2000 GMC SONOMA
Avatar
WGK450
  • MEMBER
  • 1 POST
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 ?
Sep 18, 2010 at 2:54 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement