why does my 2003 ford explorer v6 have no heat when left out in fidget temp but has heat when left in a heated garage?

Asked by Jan 02, 2017 at 07:47 AM about the 2003 Ford Explorer

Question type: Maintenance & Repair

2003 ford explorer V6 when left out in frigid weather has no heat
thermostat open, but when left in heated garage has plenty of heat. New:
rebuilt radiator, thermo housing/stat, new water pump and fly wheel
assembly, door blend actuator, motor, dash heating/cooling control system,
new coolant. When left outside in fidget weather, thermostat open has no
heat. but when left in a heated garage has plenty of heat?Ran out of things
to replace. Hoses are not hot, engine temp is low. Ran out of things to
replace. Can you help?

3 Answers

71,355

It is possible the Bypass Heater Valve or Heater Control Valve would need to be changed out, some have a vacuum line running to it. It should be located in the heater hose.

THANK YOU I WILL INVESTIGATE FURTHER!! HAPPY NEW YEAR.

71,355

Happy New Year to you also.

Your Answer

Add photo

Related Questions

Explorer

Looking for a Used Explorer in your area?

CarGurus has 1,246 nationwide Explorer listings starting at $2,900.

Postal Code:

Search Ford Explorer Questions

Ford Explorer Experts

#1 OJ
OJ
Reputation 10,330
#2 Tom Demyan
Tom Demyan
Reputation 4,160
#3 tennisshoes
tennisshoes
Reputation 2,380
View All

Related Models For Sale

Used Jeep Grand Cherokee
119 Great Deals out of 3,468 listings starting at $710
Used Ford Expedition
12 Great Deals out of 351 listings starting at $2,995
Used Chevrolet Tahoe
494 listings starting at $4,995
Used Ford F-150
303 Great Deals out of 8,874 listings starting at $1,600
Used Dodge Durango
66 Great Deals out of 1,116 listings starting at $2,495
Used Ford Escape
281 Great Deals out of 5,397 listings starting at $1,150
Used Toyota Highlander
21 Great Deals out of 634 listings starting at $1,025
Used Honda Pilot
15 Great Deals out of 740 listings starting at $2,499
Used Toyota 4Runner
5 Great Deals out of 412 listings starting at $3,750
Used Nissan Pathfinder
23 Great Deals out of 870 listings starting at $3,980
Used GMC Yukon
13 Great Deals out of 645 listings starting at $4,500
Used Ford Explorer Sport Trac
58 listings starting at $7,495

Used Cars For Sale

2017 Ford Explorer For Sale
6 Great Deals out of 541 listings starting at $35,199
2016 Ford Explorer For Sale
10 Great Deals out of 143 listings starting at $24,995
2015 Ford Explorer For Sale
7 Great Deals out of 111 listings starting at $22,995
2014 Ford Explorer For Sale
7 Great Deals out of 128 listings starting at $15,499
2013 Ford Explorer For Sale
6 Great Deals out of 144 listings starting at $13,991

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.