The little pump is a vacuum pump for the 4x4 hubs. As far as taking off the Fuse box lid, Iíve done it a few times and canít remember, but it wasnít hard. My truck isnít here right now, but if no one answers, Iíll take a look when it gets home.
F350 CC 4X4 Lariat SRW, Black.
Ordered Dec 2012 - Built Jan 11th 2013 - Picked up Jan 31, 2013.
Built Nov 26 2013 - Picked up Dec 06 2012
F-350 CC 4X4 Lariat, SRW, 3.73.
Any color, as long as it's "Black".
Ordered 12/31 - Born 02/11 - Picked up 03/29.
First Ford - 1956 Fairlane - Mint
Rolled it at 100+mph (Teenager, Duh, no one hurt)
Totaled Oct/73 (Over 35 Years ago and still remember that lesson).
-First New Ford
- 79 Bronco - Ordered Mar/79
150K Miles - I disassembled 2000 and I sent it to three different scrap yards.
-1982 - My Sister married a GM Sales Manager (He Retired, "Hello" Ford Super Duty, enough said, LOL).
-2003 - ZRX1200 (Some say "Mid Life", LOL).
-2008 - Jayco 313RKS 5th Wheel.