2007 Chevrolet 3500 Pickup w/Bale Bed

runs and drives, 6.6 turbo diesel, 4x4, shows 254,256 miles, bramco spike bed and spikes, hyd pump not working, (reduced engine power message on dash). tires good 245/7R16, driver door has been replaced, good title, VIn- 1GBHK34D97E112728 Located- 7645 W Purdue Enid, Ok Call Larin 580-542-9060