Owner's Manual
Page 413
...antennas onto their vehicle should be installed only by the authorized dealer or the owner may adversely affect battery performance and durability. 413 2009 F-250/350/450/550 (f23) Owners Guide, 3rd Printing USA (fus) Consult your vehicle, do not exceed the total weight... avoid interference with radio transmitters. Accessories Lifestyle Ash cup / smoker's package Bedliners and bedmats Cargo organization and management Towing mirrors Trailer hitches, wiring harnesses and accessories Peace of the front or rear axle (GVWR or GAWR as indicated on the Safety Compliance Certification Label).
...antennas onto their vehicle should be installed only by the authorized dealer or the owner may adversely affect battery performance and durability. 413 2009 F-250/350/450/550 (f23) Owners Guide, 3rd Printing USA (fus) Consult your vehicle, do not exceed the total weight... avoid interference with radio transmitters. Accessories Lifestyle Ash cup / smoker's package Bedliners and bedmats Cargo organization and management Towing mirrors Trailer hitches, wiring harnesses and accessories Peace of the front or rear axle (GVWR or GAWR as indicated on the Safety Compliance Certification Label).