GMC 2003 C4C042 User Manual

2-
2-1
Section 2 Features and Controls
Here you can learn about the many standard and optional features on your vehicle, and information on starting,
shifting and braking. Also explained are the instrument panel and the warning systems that tell you if everything is
working properly
-- and what to do if you have a problem.
2
-2 Windows
2
-5 Keys
2
-7 Door Locks
2
-8 Keyless Entry System (If Equipped)
2
-12 Switchbanks
2
-13 Theft
2
-14 New Vehicle “Break-In”
2
-15 Ignition Positions
2
-16 Starting Your Gasoline Engine
2
-19 Starting the Diesel Engine
2
-24 Starting Your DURAMAX t Diesel Engine
2
-27 Engine Checks Before Operating
2
-28 Engine Coolant Heater (If Equipped)
2
-30 Diesel Engine Exhaust Brake (If Equipped)
2
-31 Two-Speed Rear Axle Electric Shift Control
(If Equipped)
2-34 Automatic Transmission Operation
2
-36 Manual Transmission Operation
2
-40 Parking
2
-45 Parking Over Things That Burn
2
-45 Engine Exhaust
2
-46 Running Your Engine While You’re Parked
(Automatic Transmission)
2-47 Horn
2
-48 Tilt Wheel (If Equipped)
2
-48 Turn Signal/Multifunction Lever
2
-55 Inter-Axle Differential Lock Control
(If Equipped)
2
-56 Rear Axle Differential Lock Control
(If Equipped)
2
-57 Exterior Lamps
2
-60 Interior Lamps
2
-61 Mirrors
2
-63 Storage Compartments
2
-65 Accessory Power Outlets
2
-66 Trailer Connections (C4/C5 Models Only)
(If Equipped)
2-67 Trailer Connections (C6/C7/C8 Models Only)
(If Equipped)
2
-68 The Instrument Panel-Your
Information System
2
-70 Instrument Panel Cluster
2
-73 Warning Lights, Gages and Indicators

GMC 2003 C4C042 Specifications

General

Brand	GMC
Model	2003 C4C042
Category	Trucks
Language	English