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ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . 2
In Brief . . . . . . . . . . . . . . . . . . . . . . . . . 13
Keys, Doors, and Windows . . . . . 31
Seats and Restraints . . . . . . . . . . . 44
Storage . . . . . . . . . . . . . . . . . . . . . . . . . 60
Instruments and Controls . . . . . . . 71
Lighting . . . . . . . . . . . . . . . . . . . . . . . 103
Infotainment System . . . . . . . . . . 108
Climate Controls . . . . . . . . . . . . . . 126
Driving and Operating . . . . . . . . . 132
Vehicle Care . . . . . . . . . . . . . . . . . . 244
Service and Maintenance . . . . . 345
Technical Data . . . . . . . . . . . . . . . . 383
Customer Information . . . . . . . . . 398
Reporting Safety Defects . . . . . . 405
Index . . . . . . . . . . . . . . . . . . . . 407
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Technical Data
Vehicle Identification
Vehicle IdentificationNumber (VIN) . . . . . . . . . . . . . . . 383
Vehicle Data
Capacities andSpecifications . . . . . . . . . . . . . . . 389
Engine Drive Belt Routing . . . . 396
Vehicle Identification
Vehicle Identification
Number (VIN)
The VIN and engine number are
necessary for registering your
vehicle. They are also necessary
when your vehicle undergoes official
inspections. Provide your dealer
with these numbers when you are
having the vehicle repaired or when
ordering replacement parts. The
Dealer will be able to do the
requested jobs more competently
and quickly.
VIN and Weight Rating Plate
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384 Technical Data
The "Vehicle Certification and
Greenhouse Gas (GHG) Emissions
Plate" shows the manufacturer's
gross vehicle weight rating (GVWR),
the front and rear gross axle weightratings (GAWRs), as well as the VIN
and emissions information for your
vehicle.
This plate is located on the left side
rear pillar panel below the striker
(single cab) or on the left center
pillar panel beside the shoulder seat
belt anchor (crew cab).
The VIN is a legal identifier of your
vehicle. It not only appears on the
VIN plate; but also on the vehicle
certificates of title and registration.
The VIN specifically identifies a
vehicle by code.
See
“Overloading” underInformation
on Loading the Vehicle 064.
The VIN contains multiple pieces of
information including the vehicle
and engine model codes as shown
below.
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Typical VIN5 4 D B D J 1 B X H S 1 2 3 4 5 6
VIN POS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
1–3: World Make/Manufacturer Identifier (WMI)
1: Region of Build J: Japan
5: United States Valid Combinations
JAL
54D
2: Manufacturer A: Isuzu Motors Ltd.
4: Spartan Motors Chassis Inc.
3: Vehicle Brand/Type L: Incomplete Vehicle - Medium & Heavy Duty
D: Incomplete Vehicle
4: GVWR/Brake System/Body Style GVW (Lbs) / Brake System Body Style
03 43
Class 3: 10,001-14,000 Hyd. BB
Class 4: 14,001-16,000 Hyd. CC
Class 5: 16,001-19,500 Hyd. EE
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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
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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.
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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.
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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