GMC Chevrolet Silverado 2500HD 2021 Owner's Manual page 104

Midlevel Cluster English Shown, Metric Similar
1. Tachometer 0 106
2. Engine Oil Pressure Gauge 0 107
3. Engine Coolant Temperature Gauge
0 108
4. Fuel Gauge 0 106
5. Voltmeter Gauge 0 109
6. Speedometer 0 106
7. Driver Information Center (DIC) (Base
Level) 0 119 or
Driver Information Center (DIC)
(Midlevel and Uplevel) 0 120
Instruments and Controls 103