
Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-16908339) - 2024 - CRC - 12/5/22
392 Service and Maintenance
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
This maintenance section applies to vehicles with a gasoline engine. If the vehicle has a diesel engine, see“Recommended Fluids and Lubricants”
in the Duramax diesel supplement.
Fluids and lubricants identified below by name or specification, including fluids or lubricants not listed here, can be obtained from your dealer.
Usage Fluid/Lubricant
Automatic Transmission DEXRON ULV Automatic Transmission Fluid.
Chassis Lubrication Chassis lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL coolant. See Cooling System
0 313.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1
full synthetic is recommended. See Engine Oil0308.
Front and Rear Axle Driveshaft Splines See your dealer.
Front Axle (Four-Wheel Drive) and Rear Axle See your dealer. Hydraulic Brake System DOT 4 Hydraulic Brake Fluid. See Brake Fluid0320.
Hydraulic Power Steering System GM Power Steering Fluid. See your dealer.
Key Lock Cylinders, Hood Hinges, Body Door Hinge Pins, Tailgate Hinge and Linkage, Fuel Door Hinge, Tailgate Handle Pivot Points, Hinges, Latch Bolt, and Linkage Multi-Purpose Lubricant, Superlube. See your dealer.
Transfer Case (Four-Wheel Drive) DEXRON-VI Automatic Transmission Fluid. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-16908339) - 2024 - CRC - 12/5/22
OnStar 411
Or
.Give OnStar Turn-by-Turn Navigation voice
commands.
.Obtain and customize the Wi-Fi hotspot
name or SSID and password, if equipped.
Press
Qto connect to an Advisor to:
.Verify account information or update
contact information.
.Get driving directions.
.Receive a Diagnostic check of the vehicle's
key operating systems.
.Receive Roadside Assistance.
.Manage Wi-Fi Settings, if equipped.
Press
>to get a priority connection to an
OnStar Advisor available 24/7 to:
.Get help for an emergency.
.Be a Good Samaritan or respond to an
AMBER Alert.
.Get assistance in severe weather or other
crisis situations and find evacuation
routes.
OnStar Services
Emergency
Emergency Services require an active safety
and security plan. With Automatic Crash
Response, built-in sensors can automatically
alert a specially trained OnStar Advisor who
is immediately connected in to the vehicle
to help.
Press
>for a priority connection to an
OnStar Advisor who can contact emergency
service providers, direct them to your exact
location, and relay important information.
With OnStar Crisis Assist, specially trained
Advisors are available 24 hours a day, 7 days
a week, to provide a central point of
contact, assistance, and information during a
crisis.
With Roadside Assistance, Advisors can
locate a nearby service provider to help with
a flat tire, a battery jump, or an empty
gas tank.
Security
If equipped, OnStar provides these services:
.With Stolen Vehicle Assistance, OnStar
Advisors can use GPS to pinpoint the
vehicle and help authorities quickly
recover it.
.With Remote Ignition Block, if equipped,
OnStar can block the vehicle from being
restarted.
.With Stolen Vehicle Slowdown,
if equipped, OnStar can work with law
enforcement to gradually slow the
vehicle down.
Theft Alarm Notification
If equipped, if the doors are locked and the
vehicle alarm sounds, a notification by text,
e-mail, or phone call will be sent. If the
vehicle is stolen, an OnStar Advisor can work
with authorities to recover the vehicle.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-16908339) - 2024 - CRC - 12/5/22
Connected Services 417
Remote Services
Contact an OnStar Advisor to unlock the
doors or sound the horn and flash the
lamps.
Marketplace
OnStar Advisors can provide offers from
restaurants and retailers on your route, help
locate hotels, or book a room. These services
vary by market.
Diagnostics
By monitoring and reporting on the vehicle's
key systems, OnStar Advanced Diagnostics,
if equipped, provides a way to keep up on
maintenance. Capabilities vary by model.
See www.onstar.com for details and system
limitations. Features are subject to change.
For updates on feature capabilities, see
my.chevrolet.com. Message and data rates
may apply.

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-16908339) - 2024 - CRC - 12/5/22
Index 423
General InformationService and Maintenance . . . . . . . . . . . . . . 387
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Glass Replacement . . . . . . . . . . . . . . . . . . . . . . . 325
Global Positioning System (GPS) . . . . . . . . . 162
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 402
Guidance Problems with the Route . . . . . . . . . . . . . . 163
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . . . . . . . . . . 327
Hazard Warning Flashers . . . . . . . . . . . . . . . . . 141
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Head-Up Display (HUD) . . . . . . . . . . . . . . . . . . 130
Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Bulb Replacement . . . . . . . . . . . . . . . . . . . . . . 327
Daytime Running Lamps (DRL) . . . . . . . . . 140
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Headlamps, Front Turn Signal,Sidemarker, and Parking Lamps . . . . . . 327
High-Beam On Light . . . . . . . . . . . . . . . . . . . 125
High/Low Beam Changer . . . . . . . . . . . . . . 140
Lamps On Reminder . . . . . . . . . . . . . . . . . . . 125 Heated
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Steering Wheel . . . . . . . . . . . . . . . . . . . . . . . . 100
Ventilated Front Seats . . . . . . . . . . . . . . . . . . 50
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185, 187
High-Beam On Light . . . . . . . . . . . . . . . . . . . . . . 125
Hill Descent Control (HDC) . . . . . . . . . . . . . . . . . 231
Descent Control Light . . . . . . . . . . . . . . . . . . . 121
Hill and Mountain Roads . . . . . . . . . . . . . . . . 201
Hill Start Assist (HSA) . . . . . . . . . . . . . . . . . . . . 229
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
How to Wear Seat Belts Properly . . . . . . . . . 54
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185, 187
I
Ignition Positions . . . . . . . . . . . . . . . . . . . . . . . . . 211
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Indicator Pedestrian Ahead . . . . . . . . . . . . . . . . . . . . . . . 121
Vehicle Ahead . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Indicators
Warning Lights and Gauges . . . . . . . . . . . . 106
Infants and Young Children, Restraints . . . . .72 Information
Publication Ordering . . . . . . . . . . . . . . . . . . . 406
Infotainment Using the System . . . . . . . . . . . . . . . . . . . . . . 152
Infotainment System . . . . . . . . . . . . . . . . . . . . 409
Inspection Multi-Point Vehicle . . . . . . . . . . . . . . . . . . . . 390
Instrument Cluster . . . . . . . . . . . . . . . . . . .107, 108
Instrument Panel Overview . . . . . . . . . . . . . . . . .5
Interior Rearview Mirrors . . . . . . . . . . . . . . . . . .35
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . 2, 148
J
Jump Starting - North America . . . . . . . . . . . . . . . 370
K
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11Remote . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Remote Operation . . . . . . . . . . . . . . . . . . . . . . . 12
L
Labeling, Tire Sidewall . . . . . . . . . . . . . . . . . . . .341
LampsAuxiliary Roof Mounted Lamp . . . . . . . . . 143
Daytime Running (DRL) . . . . . . . . . . . . . . . . 140
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Exterior Cargo . . . . . . . . . . . . . . . . . . . . . . . . . 144
Exterior Controls . . . . . . . . . . . . . . . . . . . . . . . 138

Chevrolet Silverado 2500 HD/3500 HD Owner Manual (GMNA-Localizing-U.
S./Canada/Mexico-16908339) - 2024 - CRC - 12/5/22
426 Index
PassengerAirbag Status Indicator . . . . . . . . . . . . . . . . . 116
Compartment Air Filter . . . . . . . . . . . . . . . . 190
Sensing System . . . . . . . . . . . . . . . . . . . . . . . . . 65
Pedestrian Ahead Indicator . . . . . . . . . . . . . . . 121
Perchlorate Materials Requirements, California . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Phone Apple CarPlay andAndroid Auto . . . . . . . . . . . . . . . . . . . . 172, 174
Bluetooth . . . . . . . . . . . . . . . . . . . . . . . . . 165, 169
Pickup Conversion to Chassis Cab . . . . . . . . 302
Port USB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 158
Positioning Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Power Assist Steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Protection, Battery . . . . . . . . . . . . . . . . . . . . . 147
Retained Accessory (RAP) . . . . . . . . . . . . . . 214
Seat Adjustment . . . . . . . . . . . . . . . . . . . . . . . . 46
Steering Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . 317
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Pregnancy, Using Seat Belts . . . . . . . . . . . . . . 59 Privacy
Vehicle Data Recording . . . . . . . . . . . . . . . . 408
Problems with Route Guidance . . . . . . . . . . 163
Program Courtesy Transportation . . . . . . . . . . . . . . . 404
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . . . . . . 266
Proposition 65 Warning California . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Proposition 65 Warning, California . . . . . . . 370
Publication Ordering Information . . . . . . . . 406
R
Radiator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
Radio AM-FM Radio . . . . . . . . . . . . . . . . . . . . . . 154, 156
Frequency Statement . . . . . . . . . . . . . . . . . . 407
Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Satellite . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 157
Reading Lamps . . . . . . . . . . . . . . . . . . . . . . . . . . .145
Rear Axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323
Camera Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Heated Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Locking Axle . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Rearview Mirror
Truck Bed Camera . . . . . . . . . . . . . . . . . . . . . . 38
Rearview Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . .35 Automatic Dimming . . . . . . . . . . . . . . . . . . . . 35
Reclining Seatbacks . . . . . . . . . . . . . . . . . . . . . . . 46
Recognition Voice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Recommended Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Recommended Fluids and Lubricants . . . . . 392
Records Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 394
Recreational Vehicle Towing . . . . . . . . . . . . . 374
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 402
Remote
Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Key Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Vehicle Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Replacement Glass . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . 393
Replacing
Airbag System . . . . . . . . . . . . . . . . . . . . . . . . . . 70
LATCH System Parts After a Crash . . . . . . 87