RAM 1500 Truck 4WD V8-5.9L VIN Z LDC (1999)
23.
Depress and release the Step button to step through the zone number until the zone number for your geographic location appears in the display.
Refer to Figure 4 for geographic zone variance settings.
24.
After five seconds, the displayed zone will automatically be set into the compass mini trip computer module's memory and normal operation will
resume.