2009 Ford F450 Owner's Manual - Page 289

Driving 3 (Third) Transmission starts and operates in third gear only. Used for improved traction on slippery roads. Selecting 3 (Third) provides engine braking. 2 (Second) Use 2 (Second) to start-up on slippery roads or to provide additional engine braking on downgrades. 1 (First) • Provides maximum engine braking. • Allows upshifts by moving gearshift lever. • The transmission will not downshift into 1 (First) at high speeds; it will downshift to a lower gear and then shift into 1 (First) when the vehicle reaches slower speeds. Forced downshifts • Allowed in D (Overdrive) or D (Drive). • Depress the accelerator to the floor. • Allows transmission to select an appropriate gear. If your vehicle gets stuck in mud or snow If your vehicle gets stuck in mud or snow, it may be rocked out by shifting between forward and reverse gears, stopping between shifts in a steady pattern. Press lightly on the accelerator in each gear. Do not rock the vehicle if the engine is not at normal operating temperature or damage to the transmission may occur. Do not rock the vehicle for more than a minute or damage to the transmission and tires may occur, or the engine may overheat. MANUAL TRANSMISSION OPERATION (IF EQUIPPED) R 1 3 D L 2 4 289 2009 F-250/350/450/550 (f23) Owners Guide, 3rd Printing USA (fus)