2018 CHEVROLET SILVERADO transmission fluid

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
444 Service and Maintenance
.Check tire inflation pressures.
See Tire Pressure 0392.
. Inspect tire wear. See Tire
Inspection 0399.
. Visually check for fluid leaks.
. Inspect engine air cleaner filter.
See Engine Air Cleaner/Filter
0 351.
. Inspect brake system. See
Exterior Care 0430.
. Visually inspect steering,
suspension, and chassis
components for damaged, loose,
or missing parts or signs of
wear. See Exterior Care 0430.
Lubricate the suspension and
steering components at least
every other oil change.
(If equipped with grease fittings)
. Check restraint system
components. See Safety System
Check 075. .
Visually inspect fuel system for
damage or leaks.
. Visually inspect exhaust system
and nearby heat shields for
loose or damaged parts.
. Lubricate body components. See
Exterior Care 0430.
. Check starter switch. See Starter
Switch Check 0367.
. Check automatic transmission
shift lock control function. See
Automatic Transmission Shift
Lock Control Function Check
0368.
. Check ignition transmission lock.
See Ignition Transmission Lock
Check 0368.
. Check parking brake and
automatic transmission park
mechanism. See Park Brake and
P (Park) Mechanism Check
0 368. .
Check accelerator pedal for
damage, high effort, or binding.
Replace if needed.
. Visually inspect gas strut for
signs of wear, cracks, or other
damage. Check the hold open
ability of the strut. If the hold
open is low, service the gas
strut. See Gas Strut(s) 0370.
. Inspect sunroof track and seal,
if equipped. See Sunroof055.
. Verify spare tire key lock
operation and lubricate as
needed. See Tire Changing
0 410.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
Service and Maintenance 447
Maintenance Schedule
Additional Required
Services - Severe12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi
60 000 km/37,500 mi
72 000 km/45,000 mi
84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi
120 000 km/75,000 mi
132 000 km/82,500 mi
144 000 km/90,000 mi
156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi
204 000 km/127,500 mi
216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Replace engine air cleaner filter. (2)@ @@
Inspect evaporative control system. (3)@@@
Replace spark plugs. Inspect spark plug wires.@
Change automatic transmission fluid and filter.@@@
For GVW under 3 900 kg (8,600 lb), change
transfer case fluid, if equipped with 4WD. (4)@@@
For GVW over 3 900 kg (8,600 lb), change
transfer case fluid, if equipped with 4WD. (4)@@@@@@
Drain and fill engine cooling system. (5)@
Visually inspect accessory drive belts. (6)@
Replace brake fluid. (7)
Footnotes—Maintenance
Schedule Additional Required
Services - Severe
(1) Or every two years, whichever
comes first. More frequent
replacement may be needed if the vehicle is driven in areas with heavy
traffic, poor air quality, areas with
high dust levels or are sensitive to
environmental allergens. Filter
replacement may also be needed if
you notice reduced airflow, windows
fogging up, or odors. Your local GM
Service location can help you
determine when it is the right time to
replace your filter.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
Service and Maintenance 451
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 and/or an
Allison Transmission, see“Recommended Fluids and Lubricants” in the Duramax diesel supplement.
Fluids and lubricants identified below by name, part number, or specification can be obtained from your dealer.
Usage Fluid/Lubricant
Automatic Transmission (6-Speed Transmission) DEXRON-VI Automatic Transmission Fluid.
Automatic Transmission (8-Speed Transmission) DEXRON-HP Automatic Transmission Fluid (GM Part No. 19331925, in
Canada 19300537).
Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or 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. SeeCooling System 0352.
Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 is recommended. See Engine Oil0343.
Floor Shift Linkage Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Canada 89021674) or lubricant meeting requirements of NLGI #2 Category LB or GC-LB.

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
Service and Maintenance 453
UsageFluid/Lubricant
Rear Driveline Center Spline (Two-Piece Driveshaft) Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or
lubricant meeting requirements of NLGI #2, Category LB or GC-LB.
Transfer Case (Four-Wheel Drive) DEXRON-VI Automatic Transmission Fluid. Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or equivalent.
Weatherstrip Squeaks Synthetic Grease with Teflon, Superlube (GM Part No. 12371287, in Canada 10953437).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
If the vehicle has a diesel engine, see the Duramax diesel supplement.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 22845992 A3181C
Oil Filter
4.3L V6 19330000 PF63E
5.3L V8; 6.2L V8 19330000 PF63E
6.0L V8 19303975 PF48E

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
488 Index
Antilock Brake System(ABS) (cont'd)
Warning Light . . . . . . . . . . . . . . . . . 150
Appearance Care
Exterior . . . . . . . . . . . . . . . . . . . . . . . 430
Interior . . . . . . . . . . . . . . . . . . . . . . . . 436
Apple CarPlay and Android Auto . . . . . . . . . . . . . . . . . . 209
Assistance Program,
Roadside . . . . . . . . . . . . . . . . . . . . . . 465
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 285
Assistance Systems for
Parking and Backing . . . . . . . . . . 282
Audio Bluetooth . . . . . . . . . . . . . . . . . . . . . 196
Theft-Deterrent Feature . . . . . . . 182
Automatic
Dimming Mirrors . . . . . . . . . . . . . . . . 50
Door Locks . . . . . . . . . . . . . . . . . . . . . 41
Forward Braking . . . . . . . . . . . . . . 287
Headlamp System . . . . . . . . . . . . 174
Transmission . . . . . . . . . . . . . . . . . 257
Transmission Fluid . . . . . . 347, 350
Automatic Transmission Manual Mode . . . . . . . . . . . . . . . . . 260
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . 368 Auxiliary
Roof Mounted Lamp . . . . . . . . . . 176
Auxiliary Jack . . . . . . . . . . . . . . . . . . . 195
Avoiding Untrusted Media Devices . . . . . . . . . . . . . . . . . . . . . . . 190
Axle, Front . . . . . . . . . . . . . . . . . . . . . . 364
Axle, Rear . . . . . . . . . . . . . . . . . . . . . . 365
B
Battery Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . 180
Load Management . . . . . . . . . . . . 179
Power Protection . . . . . . . . . . . . . 180
Battery - North America . . . . 362, 421
Blade Replacement, Wiper . . . . . 369
Blind Spot Mirrors . . . . . . . . . . . . . . . 50
Bluetooth Overview . . . . . . . . . . . . . . . . 203, 205
Bluetooth Audio . . . . . . . . . . . . . . . . 196
Brake Pedal and AdjustableThrottle . . . . . . . . . . . . . . . . . . . . . . 247
System Warning Light . . . . . . . . 149
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . 360 Antilock . . . . . . . . . . . . . . . . . . . . . . . 273
Assist . . . . . . . . . . . . . . . . . . . . . . . . . 275
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 361 Brakes (cont'd)
Parking . . . . . . . . . . . . . . . . . . . . . . . 273
Braking . . . . . . . . . . . . . . . . . . . . . . . . . 228 Automatic Forward . . . . . . . . . . . 287
Break-In, New Vehicle . . . . . . . . . . 247
Bulb Replacement Center High-MountedStoplamp (CHMSL) and
Cargo Lamp . . . . . . . . . . . . . . . . . 375
Fog Lamps . . . . . . . . . . . . . . . . . . . 373
Halogen Bulbs . . . . . . . . . . . . . . . . 371
Headlamp Aiming . . . . . . . . . . . . . 371
Headlamps . . . . . . . . . . . . . . . . . . . 371
Headlamps, Front Turn Signal, Sidemarker, and
Parking Lamps . . . . . . . . . . . . . . 372
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . 371
Taillamps . . . . . . . . . . . . . . . . . . . . . 373
Taillamps, Turn Signal, Stoplamps, and Back-up
Lamps . . . . . . . . . . . . . . . . . . . . . . 373
Buying New Tires . . . . . . . . . . . . . . . 403
C
Calibration . . . . . . . . . . . . . . . . . . . . . . 131
California Fuel Requirements . . . . . . . . . . . 293

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
Index 491
F
FanEngine . . . . . . . . . . . . . . . . . . . . . . . . 358
Fast Idle System . . . . . . . . . . . . . . . . 251
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . . 13
Filter, Engine Air Cleaner . . . . . . . . . . . 351
Fixed Mast Antenna . . . . . . . . . . . . 189
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 174
Flashers, Hazard Warning . . . . . . 175
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 408 Changing . . . . . . . . . . . . . . . . . . . . . 410
FlexFuel
E85 . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
Floor Console Storage . . . . . . . . . . 126
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 439
Fluid Automatic
Transmission . . . . . . . . . . . 347, 350
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 361
Four-Wheel Drive Transfer Case . . . . . . . . . . . . . . . 265
Power Steering . . . . . . . . . . . . . . . 359
Washer . . . . . . . . . . . . . . . . . . . . . . . 359
Fog Lamps . . . . . . . . . . . . . . . . . . . . . 176 Bulb Replacement . . . . . . . . . . . . 373
Folding Mirrors . . . . . . . . . . . . . . . . . . 49 Forward Automatic Braking . . . . . 287
Forward Collision Alert
(FCA) System . . . . . . . . . . . . . . . . . 285
Four-Wheel Drive . . . . . . . . . . 265, 363
Four-Wheel-Drive Light . . . . . . . . . 150
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 471
Front Axle . . . . . . . . . . . . . . . . . . . . . . 364
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . . 59
Heated and Ventilated . . . . . . . . . . 65
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292 Additives . . . . . . . . . . . . . . . . . . . . . 293
Economy Driving . . . . . . . . . . . . . . . 32
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . 296
Filling the Tank . . . . . . . . . . . . . . . 294
Foreign Countries . . . . . . . . . . . . 293
Gauge . . . . . . . . . . . . . . . . . . . . . . . . 140
Low Fuel Warning Light . . . . . . . 153
Management, Active . . . . . . . . . . 256
Requirements, California . . . . . 293
Full-Size Spare Tire . . . . . . . . . . . . 420
Fuses
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 376 Fuses (cont'd)
Fuses and Circuit Breakers . . . 376
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . 380, 381
G
Garage Door Opener . . . . . . . . . . . 168
Programming . . . . . . . . . . . . . . . . . 168
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . 370
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . . 142
Engine Oil Pressure . . . . . . . . . . 141
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Odometer . . . . . . . . . . . . . . . . . . . . . 140
Speedometer . . . . . . . . . . . . . . . . . 140
Tachometer . . . . . . . . . . . . . . . . . . . 140
Trip Odometer . . . . . . . . . . . . . . . . 140
Voltmeter . . . . . . . . . . . . . . . . . . . . . 143
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 136
General Information Service and Maintenance . . . . . 441
Towing . . . . . . . . . . . . . . . . . . . . . . . . 296
Vehicle Care . . . . . . . . . . . . . . . . . . 335
Glove Box . . . . . . . . . . . . . . . . . . . . . . 124
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . 465

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349200) - 2018 - CRC - 2/27/18
494 Index
Manual Transmission . . . . . . . . . . . 263Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . 350
Manual Windows . . . . . . . . . . . . . . . . 52
Media Avoiding Untrusted Devices . . 190
Memory Features . . . . . . . . . . . . . . . . 13
Memory Seats . . . . . . . . . . . . . . . . . . . 62
Messages Engine Power . . . . . . . . . . . . . . . . 160
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 159
Vehicle Speed . . . . . . . . . . . . . . . . 160
Mirrors Automatic Dimming . . . . . . . . . . . . . 50
Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . . . 52
Blind Spot . . . . . . . . . . . . . . . . . . . . . . 50
Convex . . . . . . . . . . . . . . . . . . . . . . . . . 47
Folding . . . . . . . . . . . . . . . . . . . . . . . . . 49
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 50
Manual . . . . . . . . . . . . . . . . . . . . . . . . . 47
Manual Rearview . . . . . . . . . . . . . . . 52
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Tilt in Reverse . . . . . . . . . . . . . . . . . . 51
Trailer Tow . . . . . . . . . . . . . . . . . . . . . . 48
Mirrors, Interior Rearview . . . . . . . . 51
Monitor System, Tire
Pressure . . . . . . . . . . . . . . . . . . . . . . 394
Multi-band Antenna . . . . . . . . . . . . . 189N
Navigation OnStar . . . . . . . . . . . . . . . . . . . . . . . 477
New Vehicle Break-In . . . . . . . . . . . 247
Noise Control System . . . . . . . . . . 366
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . 140 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Off-Road . . . . . . . . . . . . . . . . . . . . . . . 231 Driving . . . . . . . . . . . . . . . . . . . . . . . . 231
Recovery . . . . . . . . . . . . . . . . . . . . . 230
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . 343
Engine Oil Life System . . . . . . . 346
Engine Oil Pressure Gauge . . . 141
Older Children, Restraints . . . . . . . 92
Online Owner Center . . . . . . . . . . . 464
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . 474
OnStar Additional Information . . . . . . . . . . . . . . . . . . . . 481
OnStar Connections . . . . . . . . . . . . 478
OnStar Diagnostics . . . . . . . . . . . . . 480
OnStar Emergency . . . . . . . . . . . . . 476
OnStar Navigation . . . . . . . . . . . . . . 477
OnStar Overview . . . . . . . . . . . . . . . 475
OnStar Security . . . . . . . . . . . . . . . . 477 Operating Mode
Overheated Engine
Protection . . . . . . . . . . . . . . . . . . . 358
Operation Fog Lamps . . . . . . . . . . . . . . . . . . . 176
Ordering Service Publications . . . . . . . . . . 470
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . 132
Overheated Engine Protection Operating Mode . . . . 358
Overheating, Engine . . . . . . . . . . . . 356
Overview . . . . . . . . . . . . . . . . . . . . . . . 183
P
Park Shifting Into . . . . . . . . . . . . . . . . . . . 253
Shifting Out of . . . . . . . . . . . . . . . . 255
Parking . . . . . . . . . . . . . . . . . . . . . . . . . 255 Brake . . . . . . . . . . . . . . . . . . . . . . . . . 273
Brake and P (Park)Mechanism Check . . . . . . . . . . 368
Over Things That Burn . . . . . . . 255
Parking Assist . . . . . . . . . . . . . . . . . . 282
Parking or Backing Assistance Systems . . . . . . . . . . 282
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . . 146