GMC Sierra 2500 HD 2024 Owner's Manual page 15

23. Data Link Connector (DLC). See
Malfunction Indicator Lamp (Check
Engine Light) 0 122 (Out of View).
24. Instrument Panel Illumination Control
0 150.
Exterior Cargo Lamps 0 149.
Exterior Lamp Controls 0 143.
Fog Lamps 0 148 (If Equipped).
Task Lighting 0 148 (If Equipped).
25. Automatic Transfer Case Control. See
Four-Wheel Drive 0 228 (If Equipped).
Driver Mode Control 0 238 (If Equipped).
Tow/Haul Mode. See Driver Mode Control
0 238 (If Equipped).
26. Electric Parking Brake 0 234.
Introduction 13