I have a 2003 f150 that leakes antifreeze onto the top of the engine. Replaced the intake manifold and the heater pipe from the waterpump. It still leaks and I don't know it is coming from. any id

Asked by Jan 26, 2016 at 12:28 PM about the 2003 Ford F-150 Lariat Crew Cab SB

Question type: Maintenance & Repair

Replaced the intake manifold and the heater pipe.  I bypassed the heater core and it still leaks on top of the engine and I cannot see where it is coming from. any ideas?

2 Answers

83,815

Did you check the gasket on the thermostat housing?

2 out of 2 people think this is helpful.
15,410

Go down to a local auto parts shop and get the radiator test kit. They will let you use it, and refund whatever they charge when you return it. Pump it up to no more than ten or so pounds and you'll find the location of the leak.

Your Answer

Add photo

Related Questions

  • i have a 77 f150 that has a problem running when it is cold 53 answers

    77 f150 351v8 . i have to start it multiple times until it stops stalling then it runs fine once warmed up

    1977 Ford F-150

    -

    Maintenance & Repair

  • Heater 3 answers

    Heater doesn't heat, also in warmer weather it overheats at times. Thinking thermostat, and possible heater core.

    1992 Ford F-150 S 4WD LB

    -

    Maintenance & Repair

  • My f150 will not start. It makes a loud fast clicking 2 answers

    It almost sounds like a buzz. I have changed the starter and the alternator that autozone checked and said was bad. I charged the battery over night, and the charger says it is charged. Same thing sti...

    2003 Ford F-150

    -

    Maintenance & Repair

  • stutter and loss of power 2 answers

    ford f150 1993 5.0 motor , starts and runs perfectly cold, until about a mile and half it start to miss and backfire through intake system. loses all power and I have to hold it to the floor just to...

    1993 Ford F-150 XLT SB

    -

    Maintenance & Repair

  • I need to know what engine i have in my 1985 ford f150 4x4 4 answers

    i have a 1985 ford f150 4x4 ive been told its a heavy half ton because of the factory overloads and duel shocks and running lighs on the cab but its a carburated engine with an automatic transmission ...

    1985 Ford F-150

    -

    General

Search Ford F-150 Questions

Ford F-150 Experts

#1 OJ
OJ
Reputation 6,300
#2 dandyoun
dandyoun
Reputation 3,970
#3 tennisshoes
tennisshoes
Reputation 2,400
View All

Related Models For Sale

Used Chevrolet Silverado 1500
2,701 Great Deals out of 148,970 listings starting at $995
Used GMC Sierra 1500
1,174 Great Deals out of 58,309 listings starting at $2,495
Used Dodge Ram 1500
549 Great Deals out of 13,019 listings starting at $1,800
Used Ford F-250 Super Duty
488 Great Deals out of 42,909 listings starting at $2,850
Used Toyota Tundra
706 Great Deals out of 28,578 listings starting at $2,500
Used Toyota Tacoma
799 Great Deals out of 33,979 listings starting at $2,499
Used Ford Mustang
718 Great Deals out of 38,848 listings starting at $1,999
Used Ford Explorer
1,511 Great Deals out of 73,532 listings starting at $985
Used Nissan Titan
234 Great Deals out of 14,556 listings starting at $3,999
Used Chevrolet Tahoe
1,102 Great Deals out of 31,960 listings starting at $1,495
Used Ford Ranger
225 Great Deals out of 7,011 listings starting at $1,450
Used Chevrolet Colorado
346 Great Deals out of 17,059 listings starting at $2,195
Used Chevrolet Silverado 2500HD
384 Great Deals out of 28,634 listings starting at $2,295

Used Cars For Sale

2017 Ford F-150 For Sale
41,147 listings starting at $17,605
2016 Ford F-150 For Sale
223 Great Deals out of 95,394 listings starting at $17,937
2015 Ford F-150 For Sale
275 Great Deals out of 8,330 listings starting at $18,891
2014 Ford F-150 For Sale
565 Great Deals out of 11,395 listings starting at $9,600
2013 Ford F-150 For Sale
832 Great Deals out of 14,719 listings starting at $7,527