GMC CHEVROLET Silverado 6500HD 2019 Owner's Manual page 285

284 Driving and Operating
Programmable
Parameters
Action after Brake Is
Released
Set Low Fuel Level for
Engine Shutdown
Engine Run Time with PTO
Active Timer
Engine Run Time while
PTO Is Active
PTO Max. Engine Speed
Min. Engine Speed for
PTO Engagement
Max. Engine Speed for
PTO Engagement
PTO Standby rpm
PTO Set Speed 1
PTO Set Speed 2
Factory Setting
RETURN TO BASE
IDLE rpm
15%
ENABLED
420 min
2100 rpm
500 rpm
1500 rpm
900 rpm
1200 rpm
1900 rpm
Minimum Value
RETURN TO BASE
IDLE rpm
0%
DISABLED
10 min
1100 rpm
500 rpm
1000 rpm
700 rpm
1100 rpm
1900 rpm
Maximum Value
RETURN TO
STANDBY rpm
Max. vehicle speed may be
limited to 64 km/h (40 mph)
if this is programmed with
the GM Service Tool.
25%
ENABLED
3480 min
2900 rpm
1000 rpm
1800 rpm
1500 rpm
2900 rpm
2900 rpm