Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
364 Vehicle Care
When to Change Lubricant
Refer toMaintenance Schedule
0 443 to determine how often to
change the lubricant.
What to Use
Refer to Recommended Fluids and
Lubricants 0451 to determine what
kind of lubricant to use.
Front Axle
When to Check and Change
Lubricant
It is not necessary to regularly
check front axle fluid unless a leak
is suspected, or an unusual noise is
heard. A fluid loss could indicate a
problem. Have it inspected and
repaired. How to Check Lubricant
To get an accurate reading, the
vehicle should be on a level
surface.
1500 Series
1. Fill Plug
2. Drain Plug
All Except 1500 Series
1. Fill Plug
2. Drain Plug
.
When the differential is cold, add
enough lubricant to raise the
level from 0 mm (0 in) to 3.2 mm
(1/8 in) below the fill
plug (1) hole.
. When the differential is at
operating temperature (warm),
add enough lubricant to raise the
level to the bottom of the fill
plug (1) hole.
Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
452 Service and Maintenance
UsageFluid/Lubricant
Front Axle Driveshaft Splines (All
4WD 1500/2500/3500 Series) and
Rear Axle Driveshaft Splines (All
2WD 1500 Series with Automatic Transmission) Spline Lubricant, Special Lubricant (GM Part No. 19257121, in
Canada 19257122).
Front Axle (Four-Wheel Drive) SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678).
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19299819).
Hydraulic Clutch System DOT 4 Hydraulic Brake Fluid (GM Part No. 19299570).
Hydraulic Power Steering System (2500/3500 Series Only) GM Power Steering Fluid (GM Part No. 19329450, in Canada 19329451).
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 (GM Part No. 12346241, in
Canada 10953474).
Manual Transmission Manual Transmission Fluid (GM Part No. 93436060).
Rear Axle (1500 Series) SAE 75W-85 Synthetic Axle Lubricant (GM Part No. 19300457, in Canada 19300458).
Rear Axle (2500/3500 Series) SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88900401, in Canada 89021678).
Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
Index 493
Lamps (cont'd)Exterior Lighting Battery
Saver . . . . . . . . . . . . . . . . . . . . . . . 180
Malfunction Indicator
(Check Engine) . . . . . . . . . . . . . 147
On Reminder . . . . . . . . . . . . . . . . . 154
Reading . . . . . . . . . . . . . . . . . . . . . . 178
Taillamps . . . . . . . . . . . . . . . . . . . . . 373
Lane Departure
Warning (LDW) . . . . . . . . . . . . . . . . 288
Lane Departure Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Lane Keep Assist (LKA) . . . . . . . . 290
Lane Keep Assist Light . . . . . . . . . 151
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . . . 75
Lap-Shoulder Belt . . . . . . . . . . . . . . . 71
LATCH System Replacing Parts after a
Crash . . . . . . . . . . . . . . . . . . . . . . . . 111
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . 99
LED Lighting . . . . . . . . . . . . . . . . . . . . 371
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . 179
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Illumination Control . . . . . . . . . . . 177
LED . . . . . . . . . . . . . . . . . . . . . . . . . . 371 Lights
Airbag On-Off . . . . . . . . . . . . . . . . . 144
Airbag Readiness . . . . . . . . . . . . . 144
Antilock Brake System
(ABS) Warning . . . . . . . . . . . . . . 150
Brake System Warning . . . . . . . 149
Charging System . . . . . . . . . . . . . 147
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . 147
Cruise Control . . . . . . . . . . . . . . . . 154
Flash-to-Pass . . . . . . . . . . . . . . . . . 174
Four-Wheel-Drive . . . . . . . . . . . . . 150
Front Fog Lamp . . . . . . . . . . . . . . 154
High-Beam On . . . . . . . . . . . . . . . . 154
High/Low Beam Changer . . . . . 173
Hill Descent Control . . . . . . . . . . 151
Lane Departure Warning . . . . . . 151
Lane Keep Assist . . . . . . . . . . . . . 151
Low Fuel Warning . . . . . . . . . . . . 153
Seat Belt Reminders . . . . . . . . . . 143
Security . . . . . . . . . . . . . . . . . . . . . . 153
StabiliTrak OFF . . . . . . . . . . . . . . . 152
Tire Pressure . . . . . . . . . . . . . . . . . 153
Tow/Haul Mode . . . . . . . . . . . . . . . 150
Traction Control System (TCS)/StabiliTrak . . . . . . . . . . . . 152
Traction Off . . . . . . . . . . . . . . . . . . . 152 Locking Rear Axle . . . . . . . . . . . . . . 278
Locks
Automatic Door . . . . . . . . . . . . . . . . . 41
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Lockout Protection . . . . . . . . . . . . . . 42
Power Door . . . . . . . . . . . . . . . . . . . . . 41
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Loss of Control . . . . . . . . . . . . . . . . . 230
Low Fuel Warning Light . . . . . . . . . 153
Low-Profile Tires . . . . . . . . . . . . . . . . 385
Lower Anchors and Tethers for Children (LATCH
System) . . . . . . . . . . . . . . . . . . . . . . . . 99
Lumbar Adjustment . . . . . . . . . . . . . . 60 Front Seats . . . . . . . . . . . . . . . . . . . . . 60
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . 455
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . 448
Maintenance Schedule . . . . . . . . . 443 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 451
Transfer Case . . . . . . . . . . . . . . . . 265
Malfunction Indicator Lamp . . . . . 147
Manual Mirrors . . . . . . . . . . . . . . . . . . 47
Manual Mode . . . . . . . . . . . . . . . . . . . 260
