My 2008 F250 super duty heating system only produces high heat (from all vents) and running the air conditioner has no affect on the heat output. What may be wrong?

Asked by Jun 30, 2016 at 06:59 PM about the 2008 Ford F-250 Super Duty

Question type: Maintenance & Repair

2 Answers

22,545

first check/look for a vacuum hose leak/hiss...

22,545

im guessing its charged ..

Your Answer

Add photo

Related Questions

  • Is my instrument cluster going bad? 3 answers

    After starting 2006 F250 Super duty diesel, parking brake warning light comes on, 4x4 light comes on, 4x4 low lock light comes on, seat belt warning light comes on (but is clicked in place) and warnin...

    Ford F-250 Super Duty

    -

    Maintenance & Repair

  • What is the problem? How much initial damage could it do? 10 answers

    I just bought a used F-250 2004 from dealer, 50,000 miles. I drove it only 60 miles and saw oil leaking from rear oil pan, the check engine light came on, smoke out the exhaust, and engine made chug...

    2004 Ford F-250 Super Duty XL Extended Cab LB

    -

    Maintenance & Repair

  • Batteries draining down 31 answers

    The batteries drain down after the truck sits a couple days. Batteries are only 3 year old Interstates. Took it to my regular shop and they said the ECM was bad and replaced it. But the problem is s...

    2000 Ford F-250 Super Duty Lariat 4WD Extended Cab SB

    -

    Maintenance & Repair

  • 2008 F250 diesel, brake, ABS light is on and no speedometer... Already replaced VSS in rear diff.....what else could be wrong? Please help 1 answer

    2008 Ford F-250 Super Duty Lariat Super Cab LB 4WD

    -

    Maintenance & Repair

  • Crank no start 1 answer

    I have a 2000 Ford F250 with a 4.6 in it. Motor was free. Use to have a 5.4... I have fuel to it spark to it. Had it computer checked and nothing come up bad. It will run for 3 seconds and die then...

    2000 Ford F-250 Super Duty XLT Crew Cab LB

    -

    General

Search Ford F-250 Super Duty Questions

Ford F-250 Super Duty Experts

#1 Tracy Hooks
Tracy Hooks
Reputation 810
#2 kbro
kbro
Reputation 600
#3 Tom Demyan
Tom Demyan
Reputation 580
View All

Related Models For Sale

Used Ford F-350 Super Duty
369 Great Deals out of 26,698 listings starting at $3,000
Used Ford F-150
2,229 Great Deals out of 208,159 listings starting at $1,499
Used Chevrolet Silverado 2500HD
321 Great Deals out of 26,813 listings starting at $1,250
Used Dodge Ram 2500
138 Great Deals out of 5,278 listings starting at $2,500
Used GMC Sierra 2500HD
110 Great Deals out of 14,582 listings starting at $2,650
Used Chevrolet Silverado 1500
1,738 Great Deals out of 167,240 listings starting at $1,800
Used Toyota Tundra
472 Great Deals out of 33,092 listings starting at $3,400
Used GMC Sierra 1500
821 Great Deals out of 66,133 listings starting at $1,995
Used Dodge Ram 3500
83 Great Deals out of 2,140 listings starting at $5,250
Used Dodge Ram 1500
432 Great Deals out of 11,272 listings starting at $1,000
Used Ford Mustang
361 Great Deals out of 46,750 listings starting at $1,500
Used Ford F-450 Super Duty
41 Great Deals out of 2,592 listings starting at $7,500

Used Cars For Sale

2017 Ford F-250 Super Duty For Sale
3 Great Deals out of 29,119 listings starting at $24,774
2016 Ford F-250 Super Duty For Sale
19 Great Deals out of 4,123 listings starting at $24,906
2015 Ford F-250 Super Duty For Sale
17 Great Deals out of 2,110 listings starting at $13,900
2014 Ford F-250 Super Duty For Sale
12 Great Deals out of 878 listings starting at $11,900
2013 Ford F-250 Super Duty For Sale
14 Great Deals out of 851 listings starting at $12,500