According to the 2006 Ford F-150 Owner Guide :
For the SuperCrew with 5.5 foot box ( 30 U.S. gallons / 113.6 litres )
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For the SuperCrew with 6.5 foot box
( 27 U.S. gallons / 102.2 litres ) or the optional ( 35.7 U.S. gallons / 135.1 litres )
you can tow 7700 lbs
7 quarts ( 6.6 liters ) with engine oil filter change for the 5.4 liter in a 2006 Ford F-150 according to the Owner Guide
probably in the gas tank. call a ford dealership and ask to talk to a mechanic.
your alternator is going bad
I need to change out the alternator on my 2001 f150 supercrew. how do I do it?
The 2006 F-150 owners manual shows the fuel capacity for a Super Crew as : 5.5 foot box - ( 30 gallons ) 6.5 foot box - ( 27 gallons ) 6.5 foot box - ( 35.7 gallons ) OPTIONAL
5.5 foot box length on the 2004 Ford F-150 SuperCrew , according to the Owner Guide
Towing Capacity Check Related links below
One can purchase a Ford F150 SuperCrew Cab from the Ford website. They have a massive supply of different car models including the Ford F150 SuperCrew Cab.
about 5 qts
6 quarts ( 5.7 liters ) with filter change for the 5.4 L on a 2002 F150
http://www.fordf150.net/howto/fuelfilter.php