# 2010 Ford Explorer Sport Trac blowing cold

**URL:** <https://community.cartalk.com/t/2010-ford-explorer-sport-trac-blowing-cold/136168>\
**Category:** Maintenance/Repairs\
**Created:** [March 9, 2019, 9:32pm UTC](https://community.cartalk.com/t/2010-ford-explorer-sport-trac-blowing-cold/136168 "2019-03-09T21:32:04Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![WilliamHyland](https://avatars.discourse-cdn.com/v4/letter/w/eada6e/32.png) [@WilliamHyland](https://community.cartalk.com/u/WilliamHyland)\
**Post date:** [March 9, 2019, 9:32pm UTC](https://community.cartalk.com/t/2010-ford-explorer-sport-trac-blowing-cold/136168/1 "2019-03-09T21:32:04Z")

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Changed thermostat housing’ car still blows cold air; little better than it was.

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**Author:** ![Purebred](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/purebred/32/46796_2.png) [@Purebred](https://community.cartalk.com/u/Purebred)\
**Post date:** [March 10, 2019, 12:33pm UTC](https://community.cartalk.com/t/2010-ford-explorer-sport-trac-blowing-cold/136168/2 "2019-03-10T12:33:55Z")

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Three possibilities I can think of.  
Air in the cooling system.  
Restricted coolant flow through the heater core.  
Blend door in HVAC system not operating correctly.