Chevrolet 2019 Low Cab Forward Owner's manual

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19_CHEV_Low_Cab_Forward_6.0L_Gasoline_Engine_3500_4500_Series_Medium_Duty_6.0L_GAS_Engine_COV_en_US_84445127A_2018NOV27.ai 1 11/27/2018 9:42:08 AM19_CHEV_Low_Cab_Forward_6.0L_Gasoline_Engine_3500_4500_Series_Medium_Duty_6.0L_GAS_Engine_COV_en_US_84445127A_2018NOV27.ai 1 11/27/2018 9:42:08 AM

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-
Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . 2
In Brief . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Keys, Doors, and Windows . . . . . 23
Seats and Restraints . . . . . . . . . . . 36
Storage . . . . . . . . . . . . . . . . . . . . . . . . . 52
Instruments and Controls . . . . . . . 62
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . 80
Infotainment System . . . . . . . . . . . . 85
Climate Controls . . . . . . . . . . . . . . 121
Driving and Operating . . . . . . . . . 128
Vehicle Care . . . . . . . . . . . . . . . . . . 186
Service and Maintenance . . . . . 269
Technical Data . . . . . . . . . . . . . . . . 292
Customer Information . . . . . . . . . 304
Reporting Safety Defects . . . . . . 311
Index . . . . . . . . . . . . . . . . . . . . 313

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

2 Introduction

Introduction

The names, logos, emblems,

slogans, vehicle model names, and

vehicle body designs appearing in

this manual including, but not limited

to, GM, the GM logo, CHEVROLET,

and the CHEVROLET Emblem are

trademarks and/or service marks of

General Motors LLC, its

subsidiaries, affiliates, or licensors.

This manual has been prepared to

acquaint you with the operation and

maintenance of your vehicle, and to

provide important safety information.

It includes a Maintenance Schedule

and is supplemented with a

Warranty and Owner Assistance

Information booklet. We urge you to

read these publications carefully.

The following recommendations will

help ensure the most enjoyable,

safe, and trouble-free operation of

your vehicle. When it comes to

service, keep in mind that your

commercial truck dealer knows your

vehicle best and is interested in

your complete satisfaction. Your

dealer invites you to return for all of

your service needs both during and

after the warranty period.

Remember, if you have a concern

that has not been handled to your

satisfaction, follow the steps in the

separate Warranty and Owner

Assistance Information booklet. We

thank you for choosing our product,

and want to assure you of our

continuing interest in your motoring

pleasure and satisfaction.

Model Reference

The models covered in this

manual are:

Single Cab:

.

3500

.

4500

Crew Cab:

.

3500

.

4500

Litho in U.S.A.

Part No. 84445127 A First Printing

©

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

Introduction 3

Using this Manual

To quickly locate information about

the vehicle, use the Index in the

back of the manual. It is an

alphabetical list of what is in the

manual and the page number where

it can be found.

Danger, Warning, and

Caution

Warning messages found on vehicle

labels and in this manual describe

hazards and what to do to avoid or

reduce them.

{

Danger

Danger indicates a hazard with a

high level of risk which will result

in serious injury or death.

{

Warning

Warning indicates a hazard that

could result in injury or death.

Caution

Caution indicates a hazard that

could result in property or vehicle

damage.

A circle with a slash through it is a

safety symbol which means “Do

Not,” “Do not do this,” or “Do not let

this happen.”

Warning/Caution Labels in

Your Vehicle

The warning/caution labels in your

vehicle indicate very important

instructions and information that you

should respect to ensure safe and

proper use of the vehicle. Be sure to

read them before using the vehicle.

If any of these labels are peeling or

illegible due to wear or scratches,

please contact your dealer for a

replacement.

Some examples of warning/caution

labels are indicated on the following

pages, but there are many others

not shown. Also, the contents of

these labels may vary from model to

model.

The warning/caution labels shown

may be located differently in your

vehicle.

Warning/Caution Labels

Single cab model

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

4 Introduction

No. Description

1 Cab tilt instruction

2

Automatic transmission fluid

level

3

Vehicle certification and

Greenhouse Gas (GHG)

emissions

4 NO STEP instruction

5 Towing

6

Vehicle noise emission

control information

7 Engine cooling

8 Fan blade

9

Vehicle emission control

information

Crew cab model

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

Introduction 5

No. Description

1

Vehicle emission control

information

2

Vehicle certification and

Greenhouse Gas (GHG)

emissions

3 Engine coolant check

4 Engine coolant level

5 NO STEP instruction

6 Power steering fluid

7

Vehicle noise emission

control information

8 Engine cooling

9 Fan blade

10 Towing

11

Automatic transmission fluid

level

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

6 Introduction

No. Description

1 Safety lock pin (Single cab)

2

Engine cover notice

(Crew cab)

3 Radiator cap

4

Engine emission control

information

5 Engine coolant (Single cab)

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-
Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18
In Brief 7
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . . . 8
Instrument Panel
(Driver Side) . . . . . . . . . . . . . . . . . . 10
Instrument Panel (Vehicle
Interior) . . . . . . . . . . . . . . . . . . . . . . . 11
Initial Drive Information
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . 12
Getting In and Out of the
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 12
Door Locks . . . . . . . . . . . . . . . . . . . . 12
Windows . . . . . . . . . . . . . . . . . . . . . . . 13
Seat Adjustment . . . . . . . . . . . . . . . 14
Seat Belts . . . . . . . . . . . . . . . . . . . . . 16
Mirror Adjustment . . . . . . . . . . . . . . 16
Steering Wheel Adjustment . . . . 16
Interior Lighting . . . . . . . . . . . . . . . . 17
Exterior Lighting . . . . . . . . . . . . . . . 18
Windshield Wiper/Washer . . . . . . 18
Climate Controls . . . . . . . . . . . . . . . 19
Vehicle Features
Radio(s) . . . . . . . . . . . . . . . . . . . . . . . 19
Portable Audio Devices . . . . . . . . 20
Cruise Control . . . . . . . . . . . . . . . . . 20
Power Outlets . . . . . . . . . . . . . . . . . 21
Performance and Maintenance
Driving for Better Fuel
Economy . . . . . . . . . . . . . . . . . . . . . 21

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

8 In Brief

Instrument Panel

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

In Brief 9

1. Air Flow Direction Control

Lever. See Air Vents 0 124.

2. Exterior Lamp Controls 0 80.

Cruise Control Set Switch. See

Cruise Control 0 179.

3. Windshield Wiper and

Windshield Washer Switch.

See Windshield Wiper/Washer

0 63.

4. Heater and Manual Air

Conditioner. See Climate

Control Systems 0 121.

5. Radio with CD/USB/Bluetooth.

See AM-FM Radio 0 85 and

Bluetooth Audio 0 108.

6. Small Article Storage Pockets.

See Instrument Panel Storage

0 52.

7. Windshield Washer Fluid Tank.

See Washer Fluid 0 207.

8. Glove Box 0 53.

9. Relay Box. See Electrical

System Overload 0 229.

10. Cupholders 0 54.

11. Hook. See Shopping Bag

Hooks 0 55.

12. Card Holder. See Instrument

Panel Storage 0 52.

13. Accessory Power Outlet. See

Power Outlets 0 65.

14. Accessory Power Outlet. See

Power Outlets 0 65.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

10 In Brief

Instrument Panel (Driver Side)

1. Instrument Panel Light Level

Control. See Instrument Panel

Illumination Control 0 83.

2. Rear Body Interior Light

Switch. See Cargo Lamp 0 84.

3. Instruments, Warning Lights

and Indicator Lights. See

Instrument Cluster 0 68.

4. Horn Button. See Horn 0 63.

5. Rear Power Window Lock

Switch. See Power Windows

0 33.

6. Outside Rearview Mirror

Heater Switch. See Heated

Mirrors 0 32.

7. Cruise Control Main Switch.

See Cruise Control 0 179.

8. Hazard Warning Flasher

Switch. See Hazard Warning

Flashers 0 82.

9. Rear Power Window Switch.

See Power Windows 0 33.

10. Odometer Check Switch. See

Odometer 0 69.

11. Door Lock Switch. See Power

Door Locks 0 31.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

In Brief 11

Instrument Panel (Vehicle Interior)

1. Overhead Tray. See Storage

Compartments 0 52.

2. Sun Visor. See Sun Visors

0 35.

3. Dome Lamps 0 84.

4. Seat Belt. See Three-Point

Seat Belt 0 43.

5. Seat Back Pocket (Driver’s

Side). See Storage

Compartments 0 52.

6. Seat. See Seat Position 0 36.

7. Cupholders 0 54.

8. Parking Brake Lever. See

Parking Brake 0 176.

9. Selector Lever 0 172.

10. Fully Adjustable Steering. See

Steering Wheel Adjustment

0 62.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

12 In Brief

Initial Drive

Information

Remote Keyless Entry

(RKE) System

Unlocking and Locking the

Doors

Unlocking

Press the unlock button (2) of the

remote control unit for 1 second or

longer. The vehicle's keyless entry

system causes the right and left turn

signal lights to simultaneously flash

twice upon receiving the signals

from the remote control unit.

Locking

Press the lock button (1) of the

remote control unit for 1 second or

longer. The vehicle's keyless entry

system causes the right and left turn

signal lights to simultaneously flash

once upon receiving the signals

from the remote control unit.

See Remote Keyless Entry (RKE)

System Operation 0 24.

Getting In and Out of the

Vehicle

Carefully check that the area around

the vehicle is safe, hold the grip,

and place your foot on the step

when getting in or out of the vehicle.

See Getting In and Out of the

Vehicle 0 27.

Door Locks

Locking and Unlocking the Door

from Outside Using the Key

Turn the key toward the front of the

vehicle to lock the door and turn it

toward the rear of the vehicle to

unlock it. The doors can be opened

by pulling the outside door handle.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

In Brief 13

Locking the Door from Outside

without Using the Key

First, push the lock button (1) on the

inside door handle forward and then

close the door while keeping the

outside door handle (2) raised.

Before closing the door, be sure to

check that you have the key

with you.

Locking and Unlocking the Door

from Inside

Push the lock button (1) forward to

lock the door; pull the lock button

backward to unlock it. After

unlocking the door, open it by

pulling the inside door handle (2).

If the door is locked, the lock

mechanism overrides operation of

the door handle.

Windows

Window Switches on

Driver’s Door

The power window switch on the

driver ’s door can operate both

driver ’s (2) and passenger’s (1)

power windows.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

14 In Brief

To Open the Driver’s Window

Lightly pressing the driver-side

window switch will lower the driver’s

window until the switch is released

(manual mode operation). When the

switch is firmly pressed, the window

will lower completely without the

need to press the switch

continuously (automatic mode

operation). If you want to stop the

automatic movement of the window

before it lowers completely, raise the

switch lightly.

To Close the Driver’s Window

Lightly raising the driver-side

window switch will cause the

driver's window to move up until the

switch is released.

To Open the Passenger’s Window

The passenger's window continues

to lower while the passenger-side

switch on the driver's door is being

pressed.

To Close the Passenger’s Window

The passenger's window continues

to move up while the

passenger-side switch on the

driver's door is being raised.

Window Switches on

Passenger’s Door

The power window switch on the

passenger's door can raise and

lower the passenger's side window

only and rear doors, if equipped.

The window continues to lower

while the window switch is being

pressed and continues to rise while

the switch is being raised. It will

stop moving at any position when

the switch is released.

Seat Adjustment

Driver’s Seat

Forward/backward Adjustment

While raising the unlock lever, move

the seat forward or backward.

Release the lever when the seat is

in the desired position. After making

adjustments, try to move the seat

back and forth to check that it is

fully locked.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

In Brief 15

Reclining Adjustment

To recline the seatback, raise the

seatback tilt lever and gently lean

back to the desired position.

To move the seatback forward, lean

forward with your back slightly clear

of the seatback and raise the lever.

After making adjustments, check

that the seatback is fully locked.

See Seat Position 0 36.

Passenger’s Seat/Center Seat

Passenger’s Seat

Center Seat

You can tip the seatback forward if

you pull forward the lever at the side

of the seatback. Normally, you

should keep the seatback in the

raised position.

See Seat Position 0 36.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

16 In Brief

Seat Belts

Refer to the following sections for

important information on how to use

seat belts properly:

.

Seat Belts 0 41

.

Three-Point Seat Belt 0 43

.

Child Restraint Systems 0 49

Mirror Adjustment

Sit in the correct driving position

with the seat adjusted properly.

Then, check each mirror to ensure

that a proper view of the rear and

sides of the vehicle are provided.

Make adjustments and clean mirrors

if necessary.

Outside Rearview Mirrors

After properly adjusting your seat for

proper driving position, adjust the

mirrors so that they provide

adequate views for checking the

rear and the sides of the vehicle.

Adjust the outside rearview mirrors

by hand before vehicle operation.

This helps you determine the

location of objects seen in the

mirror. If the outside mirror fogs up,

warm up the outside rearview

mirror's face to defog.

See Mirrors 0 31.

Steering Wheel

Adjustment

{

Warning

.

Adjust the position of the

steering wheel before you

start driving.

.

To reduce the risk of

personal injury, apply force

to the steering wheel to

make certain the steering

column is firmly locked

before driving. Also, do not

try to tilt or adjust the

steering wheel while the

vehicle is moving. If these

steps are not followed, the

steering column could move

suddenly while the vehicle

is in motion which could

cause a temporary loss of

steering control which may

result in personal injury or

death.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

In Brief 17

The steering wheel is adjustable up

and down as well as forward and

backward.

Before adjusting, position the seat

as desired.

1. Lift the lock lever toward you to

unlock the steering column.

2. Sit in the correct driving

position, and then move the

steering wheel up and down

and forward and backward to

select the optimum steering

wheel position.

3. Firmly lock the steering wheel

at the selected position by

moving the lock lever to the

lock position.

Interior Lighting

Front Light

The dome light operates regardless

of the engine control switch position.

The switch has three positions.

ON : The light stays on regardless

of the doors being open or closed.

OFF : The light stays off regardless

of the doors being open or closed.

Between ON and OFF, the light

comes on when the driver's door is

opened.

Rear Light (Crew Cab Model Only)

The dome light operates regardless

of the engine control switch position.

The switch has three positions.

ON : The light stays on regardless

of the doors being open or closed.

OFF : The light stays off regardless

of the doors being open or closed.

Between ON and OFF, the light

comes on when the driver's door is

opened.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

18 In Brief

Exterior Lighting

Turning the light control switch to

the following positions will cause the

relevant lights to illuminate.

The light control switch can be used

when the engine control switch is

placed in the LOCK or ACC

position. Do not operate the

combination lights for an extended

time period with the engine off.

Otherwise, the battery may go dead,

making it impossible to restart the

engine.

9 : Turns off all exterior lights.

; : Turns on the parking lights

including all exterior lights, except

the headlights.

2 : Turns on the headlights

together with the parking lights,

sidemarker lights, roofmarker lights,

taillights, license plate light, and

instrument panel lights.

.

Exterior Lamp Controls 0 80.

Windshield Wiper/Washer

To use the windshield wiper and

washer switches, the engine control

switch must be in the ON position.

The windshield wiper switch has the

following positions, which

correspond to the states of the

wiper.

9 : Stopped.

3 : Intermittent, light rain.

Low Speed : Low speed,

moderate rain.

High Speed : High speed,

heavy rain.

Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-

Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18

In Brief 19

Windshield Washer

Windshield washer fluid is sprayed

over the windshield when this switch

is pressed. At the same time, the

windshield wiper operates.

To spray washer fluid on the

windshield, push the button on the

end of the combination switch lever.

The spray will continue as long as

you hold in the button.

See Windshield Wiper/Washer 0 63.

Climate Controls

The heating, cooling, and ventilation

for the vehicle can be controlled

with this system.

Climate Control System w/Air

Conditioning shown, Heater Only

similar

1. Outlet Selector Knob

2. Air Selector Lever

3. Temperature Control Knob

4. Air Conditioning (A/C) Switch,

if equipped

5. Fan Speed Control Knob

See Climate Control Systems 0 121.

Vehicle Features

Radio(s)

Turning the Power On or Off

Press MODE/

O /ENTER to turn the

power on. Press and hold it for

one second or more to turn the

power off.

If MODE/

O /ENTER is pressed

while listening to music in audio

mode, the power is turned off. When

MODE/

O /ENTER is pressed again,

the audio system resumes the last

mode just before it was turned off.

Adjusting the Volume

Turn the MODE/

O /ENTER knob

clockwise or counterclockwise to

increase or decrease the volume.

Tuning

Manual tuning:

1. Press Tune/Track

y or z for

less than one second.

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