Compression Ignition Addict
Join Date: Oct 2011
Location: Chico, California
Thanked 259 Times in 250 Posts
Mentioned: 14 Post(s)
Quoted: 289 Post(s)
Feedback Score: 0 reviews
the fuel pump is under the driver seat on the frame rail.
the vacuum pump is under the hood and is probably what you are hearing.
To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
99.5 f250 7.3 4x4 265k Full Force 160/30, PHP Hydra, S&B CAI, 4" Exhaust, Van Turbo, RR 6/6 Billet Wheel, Autometer Gauges, Transgo Tugger/sonnax shift kits, Non-Ebpv Pedestal, 08 Tow Mirrors, Trucool Max.
Dad-2000 F250 7.3 4x4 114k Autometer Gauges, Superchips 1705 (Tow Safe), Blue 6637, 4" Exhaust, BD Billet Wheel, Trucool Max.