2017 CHEVROLET LOW CAB FORWARD engine

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
386 Technical Data
5: Make/SeriesD: GM Chevrolet 3500 / 3500HD / 4500 / 4500HD / 4500XD
E: GM Chevrolet 5500HD / 5500XD
6: Line/Cab Type J: Non-Tilt Cab, BBC = 110 in.
W: Tilt Cab, BBC = 71 in.
7: Chassis Type 1: 4x2, 2 Axles, 1 Driving
8: Engine Type B: L96 –Engine Gas, 8 Cyl, 6.0L, SFI, E85 Max, Iron, GM
C: LC8 –Engine LPG/CNG, 8 Cyl, V8, 6.0L, SFI, Gen 1, GMNA
6: I1B –Engine Diesel, 4 Cyl, 5.2L, 4HK1TC 215HP
7: IZ3 –Engine Diesel, 4 Cyl, 3.0L, 4JJ1-TC 150HP
9: Check Digit
0–9, X - Calculated by Manufacturer

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
Technical Data 387
10: Model YearH: 2017
11: Plant Location
S: Charlotte, Michigan
7: Fujisawa, Japan
12: Sequence Number
Positions 12 through 17 represent the number sequentially assigned by the manufacturer in the production
process.
Interpretation of the VIN may differ
depending on the vehicle. For
further details, please ask your
dealer.
Engine Number (3.0L L4
Diesel)The engine number is located on
the left-side rear part of the engine
block and the right-side front part of
the oil pan.

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
388 Technical Data
Engine Number (6.0L
V8 Engine)
Left-side rear
Right-side rear
The engine number is located on
the left-side rear part of the engine
block and the right-side front part of
the oil pan.
Engine Number (5.2L L4
Diesel)
The engine number is located on
the left-side rear part of the engine
block and the right-side front part of
the oil pan.

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
Technical Data 389
Vehicle Data
Capacities and Specifications
These specifications are given here for information only. Before using them, see the Cautions and other instructions
throughout this manual–the index may help you locate such items. For more information, see the Service Manual
covering the chassis or body part in question. Your dealer may also be able to help.
Engine Specifications
Description Water-cooled, overhead
camshaft, direct injection engine with a charge air cooled turbocharger. Water-cooled, overhead
valve, engine Water-cooled, overhead
camshaft, direct injection engine with a charge air cooled turbocharger.
Manufacturer Isuzu GMPT Isuzu
Model 3.0L Diesel Engine 6.0L Gasoline Engine 5.2L Diesel Engine
Engine type Inline 4, Four Cycle V8, Four Cycle Inline 4, Four Cycle
Induction Turbocharged W/Charge
Air Cooler Mass Air Turbocharged W/Charge
Air Cooler
Bore 95.4 mm 101.6 mm 115 mm
Stroke 104.9 mm 92 mm 125 mm
Displacement 2.999 L (183.0 CID) 6.000 L (364 CID) 5.193 L (317 CID)
Full load RPM 2,800 r/min 4,300 r/min 2,400 r/min
Compression ratio 17.5 to 1 9.67 to 1 16.5 to 1
Firing order 1-3-4-2 1-8-7-2-6-5-4-3 1-3-4-2

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
390 Technical Data
Fuel injection timing
(static) degree0° Variable 0°
Valve clearance (Between
cam and roller) Both intake and exhaust
valves:
0.15 mm (0.006 in) in cold engine —
Both intake and exhaust
valves:
0.6 mm (0.024 in) in cold engine
Idling speed 576 - 625 r/min 550 r/min 500 - 600 r/min
Fan belt tension New belt: 4 - 6 mm (0.16 -
0.24 in)/212 - 236 Hz
When used: 6 - 8 mm (0.24
- 0.31 in)/181 - 195 Hz —
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 Replaceable element type Replaceable element type Catridge
Engine oil capacity When changing oil and
filter:
8.2 L (8.7 qt)
*1
When changing oil and filter:
5.7 L (6.0 qt)
*1
When changing oil only: 9.5 L (10.0 qt)*1
When changing oil and
filter:
11.0 L (11.6 qt)
*1
Engine coolant capacity 12.6 L (13.3 qt)*215.0 L (15.9 qt)*219.6 L (20.7 qt)*2
Preheating system Glow plugs—Glow plugs

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
Technical Data 391
Transmission Specifications
Model A460Six-speed automatic
transmission (overdrive
gear for 5th and 6th),
lock-up clutch for 2nd
to 6th. 6L90
Six-speed automatic
transmission (overdrive
gear for 5th and 6th),
lock-up clutch for 2nd
to 6thA465 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 4.027 to 1 3.742 to 1 2nd 2.003 to 1 2.364 to 1 2.003 to 13rd 1.343 to 1 1.532 to 1 1.343 to 1
4th 1.000 to 1 1.152 to 1 1.000 to 1
5th 0.773 to 1 0.852 to 1 0.773 to 1
6th 0.634 to 1 0.667 to 1 0.634 to 1
Reverse 3.539 to 1 3.064 to 1 3.539 to 1
Transmission oil capacity 13.4 L (28.3 pt) 12.17 L (25.72 pt) 13.1 L (27.7 pt)
Weights
Model 3.0 Diesel Engine 6.0L Gasoline Engine 5.2 Diesel Engine
Axle weight rating : Front 3500HD: 2431 kg (5,360 lb) 3500: 2204 kg (4,860 lb) 4500: 3007 kg (6,630 lb)4500HD: 2431 kg (5,360 lb)
4500XD: 3007 kg (6,630 lb)
5500HD: 3098 kg (6,830 lb) 5500XD: 3300 kg (7,275 lb)
Engine Oil Service
Model 3.0 Diesel Engine 6.0L Gasoline Engine 5.2 Diesel Engine

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
392 Technical Data
Engine oil capacityWhen changing oil only:
7.5 L (7.9 qt)*1
When changing oil andfilter: 8.2 L (8.7 qt)*1
When changing oil andfilter: 5.7 L (6.0 qt)*1When changing oil only: 9.5 L (10.0 qt)*1
When changing oil andfilter: 11.0 L (11.6 qt)*1
Engine Cooling System Service
Model 3.0 Diesel Engine 6.0L Gasoline Engine 5.2 Diesel Engine
Capacity 12.6 L (13.3 qt) 15.0 L (15.9 qt) 19.6 L (20.7 qt)
Engine oil Thermostat:
Starts to open 85 °C (185 °F) 85.5-87.5 °C
(185.9-189.5 °F)82-85 °C (180-185 °F)
Radiator pressure 108 kPa (16 psi) 103 kPa (15 psi) 108 kPa (16 psi)
Transmission Service
Model A460 6L90 A465
Transmission oil capacity 13.4 L (28.3 qt)
*312.7 L (25.7 qt)*313.1 L (27.7 qt)*3
Rear Axle Service
Model 3.0 Diesel Engine 6.0L Gasoline Engine 5.2 Diesel Engine
Differential gear oil
capacity 9.0 L (19.0 qt)
*49.7 L (20.5 qt)*44500HD/4500XD:
9.0 L (19.0 qt)*4
5500HD/5500XD:
10.0 L (21.1 qt)*4
Limited slip differential
lubricant additive 0.5 L (1.06 qt)*50.6 L (1.27 qt)*54500HD/4500XD:
0.5 L (1.06 qt)*5
5500HD/5500XD:
0.6 L (1.27 qt)*5

Chevrolet Low Cab Forward Owner Manual (GMNA-Localizing-U.S.-
10716700) - 2017 - crc - 12/6/16
394 Technical Data
Rotor thickness[Standard Value] 40.0 mm (1.575 in) 42.0 mm (1.654 in)
[Usable Limit] 37.0 mm (1.457 in) 39.0 mm (1.535 in)
Pad thickness [Standard Value] 13.0 mm (0.512 in) 13.0 mm (0.512 in)
[Usable Limit] 1.0 mm (0.04 in) 1.0 mm (0.04 in)
Service Brakes
Brake pedal free play Refer to Brakes0275.
Clearance between the brake pedal and the brake pedal
bracket (applied to the brake pedal)
Parking Brake
Lever effective stroke (Under pull force of approx. 147 N (15 kg/33 lb) 6 - 8 notches
Electrical System
Model 3.0 Diesel Engine 6.0L Gasoline Engine 5.2 Diesel Engine
Battery type [BCI size] (RC-CCA) x No. of units 31T (160 - 750) x 2 31 (180 - 750) x 1 31 (160 - 750) x 2
*7
Starter
12 V - 2.0 kw12 V - 1.7 kw12 V - 3.0 kw
Alternator 12 V - 140 amp12 V - 145 amp12 V - 140 amp
Tightening Torque
Model 3.0 Diesel Engine 6.0L Gasoline Engine 5.2 Diesel Engine