2019 CHEVROLET LOW CAB FORWARD transmission fluid

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
350 Service and Maintenance
UsageFluid/Lubricant
Engine Oil Engine oils with the letters CK-4 are required for your vehicle. The CK-4
designation can appear either alone or in combination with other American
Petroleum Institute (API) designations, such as API CK-4/SL. These letters
show API levels of quality. To determine the preferred viscosity for your
vehicle's diesel engine, see Engine Oil0245.
Hydraulic Brake Booster (If
Equipped) DEXRON
®-VI Automatic Transmission Fluid.
Power Steerig Fluid DEXRON
®-VI Automatic Transmission Fluid.
Rear Axle Multi purpose gear oil SAE80W-90 GL-5, SAE90 GL-5
Rear Axle
(Limited slip differential (LSD)) Multi purpose gear oil SAE80W-90 GL-5, SAE90 GL-5 for limited slip
differential together with limited slip differential lubricant additive (GM
Part No. 88900330) or equivalent.
Windshield Washer Solvent Automotive windshield washer fluid that meets regional freeze protection
requirements.

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
362 Technical Data
Parking Brake
Lever effective stroke (Under pull force of approx. 147 N (15 kg/33 lb) 6–8 notches
Electrical System
Battery type [BCI size] (RC-CCA) x No. of units 31T (160–750) x 2
*7
Starter
12 V/3.0 kw
Alternator 12 V/140 amp
Tightening Torque
Oil pan drain plug 83.3Y(8.5 kgf m/61.0 lb ft)
Oil filter drain plug —
Oil filter —
Oil filter cartridge 63.7Y(6.5 kgf m/47.0 lb ft)
Remarks:
*1see Engine Oil 0245.
Remarks:*2see Engine Coolant 0253.
Remarks:*3see Automatic Transmission Fluid 0251.
Remarks:*4see Rear Axle (Gear Oil Viscosity Chart) 0271 orRear Axle (Oil Level Check) 0272.
Remarks:*5only for vehicles equipped with optional limited slip differential.
Remarks:*6The fuel tank capacity is stated on a metal plate attached to the fuel tank body. Only fill the tank to
95 percent of its capacity; this allows room for the expansion of the fuel.
Remarks:
*7larger capacity batteries 31 (180-930) × 2 can also be used. However, do not mix batteries of different
types and from different makers.

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
Index 373
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 240
Add-On Electrical Equipment . . . 236
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 346
Adjustments Seat, Initial Drive . . . . . . . . . . . . . . . 38
Agreements Trademarks and License . . . . . 129
Air Cleaner/Filter, Engine . . . . . . . 253
Air Conditioning . . . . . . . . . . . . . . . . 131
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 135
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 134
AM-FM Radio . . . . . . . . . . . . . . . . . . . . 97
Antenna Fixed Mast . . . . . . . . . . . . . . . . . . . 102
Antilock Brake System (ABS) . . . 216
Warning Light . . . . . . . . . . . . . . . . . . . 76
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 317
Interior . . . . . . . . . . . . . . . . . . . . . . . . 323
Assistance Program,
Roadside . . . . . . . . . . . . . . . . . . . . . . 367
Audio Bluetooth . . . . . . . . . . . . . . . . . . . . . .118 Audio Players
CD . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Automatic Transmission . . . . . . . . . . . . . . . . . 205
Transmission Fluid . . . . . . . . . . . 251
Automatic Transmission Selector Lever . . . . . . . . . . . . . . . . 214
Shift Lock Control Function
Check . . . . . . . . . . . . . . . . . . . . . . . 274
Automatic Transmission Fluid Temperature Warning Light . . . . . 78
Automatic Transmission Overdrive Off . . . . . . . . . . . . . . . . . . 215
Auxiliary Devices . . . . . . . . . . . . . . . . . . . . . . . .117
Axle, Rear . . . . . . . . . . . . . . . . . 271, 272
B
Battery - North America . . . . 269, 311
Battery Warning Light . . . . . . . . . . . . 73
Biodiesel . . . . . . . . . . . . . . . . . . . . . . . 228
Blade Replacement, Wiper . . . . . 275
Bluetooth
Overview . . . . . . . . . . . . . . . . . . . . . 121
Bluetooth Audio . . . . . . . . . . . . . . . . 118
Brake Exhaust . . . . . . . . . . . . . . . . . . . . . . 222
System Warning Light . . . . . . . . . . 74

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
Index 375
DevicesAuxiliary . . . . . . . . . . . . . . . . . . . . . . .117
Diesel Engine Engine Alarm andAutomatic Shutdown . . . . . . . . 173
Diesel Exhaust Fluid . . . . . . . . 24, 189
Diesel Exhaust Fluid (DEF) Gauge . . . . . . . . . . . . . . . . . . . . . . . . . 72
Diesel Exhaust Fluid (DEF) Warning Light . . . . . . . . . . . . . . . . . . 80
Diesel Particulate Filter . . . . . . . . . 180
Distracted Driving . . . . . . . . . . . . . . . 139
Dome Lamps . . . . . . . . . . . . . . . . . . . . 96
Door
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Power Locks . . . . . . . . . . . . . . . . . . . . 33
Drive Belt Routing, Engine . . . . . . 363
Driver Behavior . . . . . . . . . . . . . . . . . 139
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . . 82
Driving
Emergencies . . . . . . . . . . . . 154, 164
For Better Fuel Economy . . . . . . . 24
Hill and Mountain Roads . . . . . . 150
If the Vehicle is Stuck . . . . . . . . . 153
Wet Roads . . . . . . . . . . . . . . . . . . . 149
Winter . . . . . . . . . . . . . . . . . . . . . . . . 151E
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 236
Electrical System Overload . . . . . . . . . . . . . . . . . . . . . 287
Emergencies . . . . . . . . . . . . . . 154, 164
Engine Air Cleaner/Filter . . . . . . . . . . . . . 253
Alarm and AutomaticShutdown . . . . . . . . . . . . . . . . . . . 173
Check Light (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . 73
Checks Before Operating . . . . . 175
Compartment Overview . . . . . . . 244
Coolant . . . . . . . . . . . . . . . . . . . . . . . 253
Coolant Temperature Gauge . . . . 72
Cover . . . . . . . . . . . . . . . . . . . . . . . . . 245
Drive Belt Routing . . . . . . . . . . . . 363
Exhaust . . . . . . . . . . . . . . . . . . . . . . 177
Heater . . . . . . . . . . . . . . . . . . . . . . . . 172
High Idle System . . . . . . . . . . . . . 174
Oil Pressure Light . . . . . . . . . . . . . . 79
Overheating . . . . . . . . . . . . . . . . . . 259
Reduced Power Light . . . . . . . . . . . 81
Running While Parked . . . . . . . . 179
Shutdown Warning Light . . . . . . . . 80
Engine Oil Level Indicator Light . . . . . . . . . . . . 79 Engines
Diesel Fuel . . . . . . . . . . . . . . . . . . . 227
Exhaust Brake . . . . . . . . . . . . . . . . . . 222
Exhaust Brake Light . . . . . . . . . . . . . 77
Exhaust Fluid Diesel . . . . . . . . . . . . . . . . . . . . . . . . 189
Extender, Seat Belt . . . . . . . . . . . . . . 49
Exterior Lamp Controls . . . . . . . . . . 92
F
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 270
Filter, Engine Air Cleaner . . . . . . . . . . . 253
Fixed Mast Antenna . . . . . . . . . . . . 102
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . 93
Flashers, Hazard Warning . . . . . . . 94
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 310
Fluid Automatic Transmission . . . . . . 251
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 268
Diesel Exhaust . . . . . . . . . . . . . . . . . 24
Power Steering . . . . . . . . . . . . . . . 262
Washer . . . . . . . . . . . . . . . . . . . . . . . 262
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 370
Front Seat Position Seats Adjustment . . . . . . . . . . . . . . . . . . . . . 38

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
Index 377
Lamps (cont'd)License Plate . . . . . . . . . . . . . . . . . 286
Malfunction Indicator (Check
Engine) . . . . . . . . . . . . . . . . . . . . . . . 73
Roofmarker . . . . . . . . . . . . . . . . . . . 284
Sidemarker . . . . . . . . . . . . . . . . . . . 284
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . . . 48
Lighting Illumination Control . . . . . . . . . . . . . 95
Lights Antilock Brake System(ABS) Warning . . . . . . . . . . . . . . . . 76
Automatic Transmission Fluid Temperature . . . . . . . . . . . . . 78
Battery Warning . . . . . . . . . . . . . . . . 73
Brake System Warning . . . . . . . . . 74
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . 73
Cruise Control . . . . . . . . . . . . . . . . . . 82
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 81
Diesel Exhaust Fluid (DEF) . . . . . 80
Engine Oil Level Indicator . . . . . . 79
Engine Oil Pressure . . . . . . . . . . . . 79
Engine Shutdown Warning . . . . . 80
Exhaust Brake . . . . . . . . . . . . . . . . . . 77
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 93
High-Beam On . . . . . . . . . . . . . . . . . . 81 Lights (cont'd)
High/Low Beam Changer . . . . . . . 93
Idle Shutdown . . . . . . . . . . . . . . . . . . 80
Overdrive Off . . . . . . . . . . . . . . . . . . . 78
Reduced Engine Power . . . . . . . . 81
Seat Belt Reminders . . . . . . . . . . . . 72
Service Transmission
Warning . . . . . . . . . . . . . . . . . . . . . . . 77
Service Vehicle Soon . . . . . . . . . . . 74
Wait to Start . . . . . . . . . . . . . . . . . . . . 79
Loading the Vehicle . . . . . . . . . . . . . . 58
Locks Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Power Door . . . . . . . . . . . . . . . . . . . . . 33
M
Maintenance and CareAdditional . . . . . . . . . . . . . . . . . . . . . 346
Maintenance Schedule . . . . . . . . . 327
Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . 349
Malfunction Indicator Lamp . . . . . . 73
Messages Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 86
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Heated . . . . . . . . . . . . . . . . . . . . . . . . . 34
N
New Vehicle Break-In . . . . . . . . . . . 165
Noise Control System . . . . . . . . . . 272
O
Odometer . . . . . . . . . . . . . . . . . . . . . . . . 70Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . 245
Pressure Light . . . . . . . . . . . . . . . . . . 79
Online Owner Center . . . . . . . . . . . 365
Operating Temperature . . . . . . . . . 171
Outlets
Power . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Overdrive Off . . . . . . . . . . . . . . . . . . . 215
Overdrive Off Light . . . . . . . . . . . . . . 78
Overheating, Engine . . . . . . . . . . . . 259
Owner Checks and Services . . . . 340
P
Parking
Brake . . . . . . . . . . . . . . . . . . . . . . . . . 220
Over Things That Burn . . . . . . . 176
Passenger Compartment Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Pedals . . . . . . . . . . . . . . . . . . . . . . . . . . 166
Perchlorate Materials Requirements, California . . . . . . 240

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
378 Index
PhoneBluetooth . . . . . . . . . . . . . . . . . . . . . 121
Port USB . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Power Door Locks . . . . . . . . . . . . . . . . . . . . . 33
Outlets . . . . . . . . . . . . . . . . . . . . . . . . . 67
Reduced Engine Light . . . . . . . . . . 81
Steering Fluid . . . . . . . . . . . . . . . . . 262
Windows . . . . . . . . . . . . . . . . . . . . . . . 35
Power Take-Off (PTO) . . . . . . . . . . 237
Pregnancy, Using Seat Belts . . . . 47
Privacy
Vehicle Data Recording . . . . . . . 372
Proposition 65 Warning,
California . . . . . . . . . . . .240, 269, 311,
Back Cover
Publication Ordering Information . . . . . . . . . . . . . . . . . . . . 370
R
Radio Frequency Statement . . . . 370
Radio Reception . . . . . . . . . . . . . . . . 101
RadiosAM-FM Radio . . . . . . . . . . . . . . . . . . . 97 Rear Axle . . . . . . . . . . . . . . . . . . 271, 272
Rear Seats . . . . . . . . . . . . . . . . . . . . . . 42
Rear Storage . . . . . . . . . . . . . . . . . . . . 57
Recommended Fluids and
Lubricants . . . . . . . . . . . . . . . . . . . . . 349
Reduced Engine Power Light . . . . 81
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . 366
Remote Keyless Entry (RKE) System . . . . . . . . . . . . . . . . . . . . . . . . . 26
Replacement Parts
Maintenance . . . . . . . . . . . . . . . . . . 351
Reporting Safety Defects General Motors . . . . . . . . . . . . . . . 371
U.S. Government . . . . . . . . . . . . . 371
Roads
Driving, Wet . . . . . . . . . . . . . . . . . . 149
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 367
Roofmarker Lamps . . . . . . . . . . . . . 284
Rotation, Tires . . . . . . . . . . . . . . . . . . 307
Routing, Engine Drive Belt . . . . . . 363
Running out of Fuel . . . . . . . . . . . . . 233
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . . 179
S
Safety Defects Reporting
General Motors . . . . . . . . . . . . . . . 371
U.S. Government . . . . . . . . . . . . . 371
Safety System Check . . . . . . . . . . . . 49
Scheduling Appointments . . . . . . . 367
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . 43
Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Extender . . . . . . . . . . . . . . . . . . . . . . . . 49
Lap Belt . . . . . . . . . . . . . . . . . . . . . . . . 48
Reminders . . . . . . . . . . . . . . . . . . . . . . 72
Three-Point . . . . . . . . . . . . . . . . . . . . . 45
Use During Pregnancy . . . . . . . . . . 47
Seats
Position, Front . . . . . . . . . . . . . . . . . . 38
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Security Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . 33
Selector Lever . . . . . . . . . . . . . . . . . . 214
Service . . . . . . . . . . . . . . . . . . . . . . . . . 136
Accessories andModifications . . . . . . . . . . . . . . . . 240
Climate Control System . . . . . . . 131
Doing Your Own Work . . . . . . . . 241
Scheduling Appointments . . . . . 367
Transmission Warning Light . . . . 77
Vehicle Soon Light . . . . . . . . . . . . . . 74

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
Index 379
Shift Lock Control FunctionCheck, Automatic
Transmission . . . . . . . . . . . . . . . . . . 274
Shopping Bag Hooks . . . . . . . . . . . . 57
Sidemarker Lamps . . . . . . . . . . . . . 284
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . . 94
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . . 357
Speedometer . . . . . . . . . . . . . . . . . . . . 70
Starting and Stopping the Vehicle . . . . . . . . . . . . . . . . . . . . . . . . 168
Steering . . . . . . . . . . . . . . . . . . . . . . . . 149 Fluid, Power . . . . . . . . . . . . . . . . . . 262
Wheel Adjustment . . . . . . . . . . . . . . 65
Stoplamps and Back-up Lamps
Bulb Replacement . . . . . . . . . . . . 286
Storage Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Storage Areas Glove Box . . . . . . . . . . . . . . . . . . . . . . 55
Information on Loading the
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . 58
Instrument Panel . . . . . . . . . . . . . . . 55
Storage Compartments . . . . . . . . . . 54
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 153 Sun Visors . . . . . . . . . . . . . . . . . . . . . . . 37
System
Noise Control . . . . . . . . . . . . . . . . . 272
T
Tachometer . . . . . . . . . . . . . . . . . . . . . . 71
TaillampsBulb Replacement . . . . . . . . . . . . 286
Temperature, Operating . . . . . . . . 171
Text Telephone (TTY) Users . . . . 365
Three-Point Seat Belt . . . . . . . . . . . . 45
Tires If a Tire Goes Flat . . . . . . . . . . . . 310
Pressure . . . . . . . . . . . . . . . . . . . . . . 307
Rotation . . . . . . . . . . . . . . . . . . . . . . 307
Tires and Wheels . . . . . . . . . . . . . . . 295
Towing Vehicle . . . . . . . . . . . . . . . . . . . . . . . 315
Trademarks and License Agreements . . . . . . . . . . . . . . . . . . . 129
Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . 205
Fluid, Automatic . . . . . . . . . . . . . . 251
Overdrive Off, Automatic . . . . . . 215
Service Warning Light . . . . . . . . . . 77
Trip Odometer . . . . . . . . . . . . . . . . . . . 70 Turn and Lane-Change
Signals . . . . . . . . . . . . . . . . . . . . . . . . . 94
Turn Signal Bulb Replacement . . . . . . . . . . . . 286U
USB Port . . . . . . . . . . . . . . . . . . . . . . . 109
Using This Manual . . . . . . . . . . . . . . . . 3
V
VehicleControl . . . . . . . . . . . . . . . . . . . . . . . 139
Getting In and Out . . . . . . . . . . . . . . 29
Identification Number (VIN) . . . 353
Messages . . . . . . . . . . . . . . . . . . . . . . 86
Security . . . . . . . . . . . . . . . . . . . . . . . . 33
Service Soon Light . . . . . . . . . . . . . 74
Starting and Stopping . . . . . . . . . 168
Towing . . . . . . . . . . . . . . . . . . . . . . . . 315
Vehicle Care Tire Pressure . . . . . . . . . . . . . . . . . 307
Vehicle Data Recording and
Privacy . . . . . . . . . . . . . . . . . . . . . . . . 372
Ventilation, Air . . . . . . . . . . . . . . . . . . 134
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . 37