2003 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 374
2003 Chevrolet Silverado 1500 Pickup Manual
Page 374 highlights
Preset Mode: PTO speed control mode is used for stationary applications. (PTO will remain engaged while mobile in the preset mode, however PTO set and resume speed controls will be inoperative). This mode provides a default standby speed of 800 or 850 rpm (depending on the engine/transmission combination) and two default PTO control speeds which follow: 1. PPO Set Speed of 1,250 rpm, or 2. PTO Resume Speed of 1,700 rprn. Please note that the standby speed (800/850 rpm) is not to be used as a PTO control speed. Vehicles not equipped with cruise control will not have the resume speed capability. To use PTO speed control in variable mode (while stationary) do the following: 1. Engage the PTO. 2. Vehicle speed must be less than 5 mph. 3. Make sure your foot is off the brake pedal (and off the clutch for vehicles equipped with a manual transmission). 4. Select the desired engine speed by using the foot pedal, and select SET on the PTO switch or the cruise control. To use PTO speed control in variable mode (while mobile) do the following: 1. Engage the PTO. 2. Vehicle speed must be greater than 5 mph. 3. Make sure your foot is off the brake pedal (and off the clutch for vehicles equipped with a manual transmission). 4. Select the desired engine speed by using the foot pedal, and select SET on the PTO switch or the cruise control. 4-93