automatic transmission CHEVROLET LOW CAB FORWARD 2019 Owner's Guide

Chevrolet Low Cab Forward 5.2L Diesel Engine 4500/5500 Series (GMNA-
Localizing-U.S.-12407814) - 2019 - crc - 12/13/17
358 Technical Data
Valve clearanceBoth intake and exhaust valves:
0.6 mm (0.024 in) in cold engine
Idling speed 550–600 r/min
Fan belt tension New belt: 5–7 mm (0.20–0.28 in)/184–206 Hz
When used: 8–9 mm (0.31–0.35 in)/158–170 Hz
Oil filter Cartridge (spin on) type
Engine oil capacity When changing oil and filter:
11.0 L (11.6 qt)
*1
Engine coolant capacity 19.6 L (20.7 qt)*2
Preheating system Glow plugs
Transmission Specifications
A465 Model –Six-speed automatic transmission (overdrive gear for 5th and 6th), lock-up clutch for 2nd to 6th
Gear Ratio 1st 3.742 to 1
2nd 2.003 to 1 3rd 1.343 to 14th 1.000 to 1
5th 0.773 to 1
6th 0.634 to 1
Reverse 3.539 to 1
Transmission oil capacity 13.1 L (27.7 pt)

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
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