🏷️ Basic Information

Make:

Isuzu

Model:

Hombre

Model Years Covered:

1998, 1999

Chassis Code:

GMT400 (shared platform with Chevrolet S-10 and GMC Sonoma)

👋 Introduction

Target Audience:

Professional technicians, DIY mechanics, and vehicle owners seeking in-depth repair and maintenance information.

Vehicle Segment:

Compact Pickup Truck.

Manual Authenticity:

Claimed to be the official full complete factory service repair manual.

Information Density:

Hundreds or thousands of pages of detailed technical data, circuits, diagrams, and equipment information.

Accessibility:

Instant download provides immediate access to repair and maintenance information.

Cost Effectiveness:

Offers significant cost savings compared to professional labor rates or dealerships for repairs.

📋 Manual Details

Coverage Scope:

Comprehensive service and repair for 1998-1999 Isuzu Hombre

Estimated Page Count:

Likely several hundred to over a thousand pages, given the scope and description.

Manual Type:

Factory Service Repair Manual

Language:

English

Digital Format:

PDF

📖 Manual Coverage

Engine Service:

Engine repair, disassembly, reassembly, diagnostics, performance tuning, cooling system, fuel injection, fuel system, emission system, engine control system.

Transmission Service:

Service and repair for both automatic and manual transmissions, clutch system, drive shafts, and differential/axle systems.

Brake System:

Front and rear brake systems, including hydraulic components, parking brake, ABS (if equipped).

Electrical System:

Complete electrical system diagnosis, wiring diagrams, lighting, ignition system, charging system, starting system, power windows, locks, and accessories.

Suspension Steering:

Front and rear suspension components, steering system, power steering, wheel alignment.

Chassis Body:

Chassis and body construction, panel repair, doors, windows, interior components, HVAC system, restraint system (airbags, seatbelts).

Heating Ventilation Air Conditioning:

HVAC system diagnosis and repair, including compressor, evaporator, heater core, and controls.

Emission Control:

Emission control systems, including catalytic converter, oxygen sensors, and EGR (Exhaust Gas Recirculation) system.

Restraint System:

Airbag system components, wiring, and SRS (Supplemental Restraint System) diagnosis.

Interior Trim And Components:

Removal and installation procedures for interior panels, seats, dashboard components, and trim pieces.

Differential And Axle:

Service and repair of rear differentials (including limited-slip options) and axle shafts.

Body And Frame Structure:

Information on frame construction, body panel removal and installation, and common repair procedures.

Maintenance:

General maintenance, periodic lubrication, fluid changes, filter replacements, tire rotation, scheduled maintenance checks.

Troubleshooting:

Diagnostic procedures, fault finding, common issues and their resolutions, diagnostic trouble codes (DTCs).

Repair Rebuild:

Detailed step-by-step repair and rebuild procedures for all major vehicle components and systems.

Wheel Alignment:

Specifications and procedures for wheel alignment adjustments.

Tire And Wheel:

Tire pressure recommendations, rotation schedules, and wheel torque specifications.

Diagnostic Capabilities:

Advanced diagnostics with detailed wiring diagrams, component testing procedures, and troubleshooting trees.

Rebuild Scope:

Complete engine, transmission, and major component rebuild instructions.

Diagnostic Charts:

Inclusion of diagnostic charts and flowcharts to aid in troubleshooting.

Torque Specifications:

Detailed torque specifications for all critical fasteners across various systems.

Wiring Diagrams Detail:

Comprehensive, often color-coded, wiring diagrams covering all electrical circuits.

📊 Manual Specifications

File Quality:

Printable at great quality, high-resolution pages.

Searchability:

Likely searchable PDF (depending on original scanning quality).

Printability:

User-printable, allowing for localized sections or full printouts.

Binding:

Not Applicable (Digital Download)

Paper Type:

Not Applicable (Digital Download)

PDF Reader:

Adobe Acrobat Reader (or compatible)

Unzipping Software:

WinZip or compatible unzipping utility (for larger manuals)

⚙️ Engine Specifications

Engine Options:

Typically offered with 2.2L 4-cylinder and 2.4L 4-cylinder gasoline engines. Some markets may have had access to a 4.3L V6 (shared with GM).

2.2L I4 Horsepower:

Approximately 122 hp (specific output may vary by year and configuration).

2.4L I4 Horsepower:

Approximately 126 hp (specific output may vary by year and configuration).

4.3L V6 Horsepower:

Approximately 165 hp (if equipped).

Fuel Delivery:

Fuel Injection (MPI - Multi-Point Injection typical).

Fuel Type:

Unleaded Gasoline

ECU Type:

Electronic Control Unit (ECU) with OBD-II diagnostics.

OBD Standard:

OBD-II (On-Board Diagnostics II) compliant.

Coolant Type:

Ethylene Glycol-based coolant (typically 50/50 mix with distilled water).

🔧 Transmission

Standard Transmission Type:

5-speed manual transmission

Optional Transmission Type:

4-speed automatic transmission (e.g., 4L60-E variant shared with GM).

Drivetrain:

Rear-Wheel Drive (RWD) or Four-Wheel Drive (4WD) options available.

Automatic Transmission Fluid:

Dexron III or equivalent specified by Isuzu/GM.

Manual Transmission Fluid:

API GL-4 or GL-5 gear oil, viscosity typically 75W-90 or 80W-90.

📐 Dimensions

Body Styles:

Extended Cab (space cab) and Crew Cab configurations.

Wheelbase Variations:

Standard and long wheelbase options depending on cab configuration and bed length.

Wheel Base Example:

Example: 122.9 inches for a standard wheelbase extended cab.

Curb Weight Range:

Approximately 3,300 to 4,200 lbs depending on configuration (2WD/4WD, cab, engine).

Gross Vehicle Weight Rating Gvwr:

Varies by configuration, typically in the 5,000 to 6,200 lbs range.

Bed Lengths:

Typically offered in 6-foot and 7-foot bed lengths.

🛡️ Safety Features

NHTSA Rollover Resistance:

Likely a 3-star rating for rollover resistance, common for pickups of this era (exact data varies).

ABS:

Anti-lock Braking System (ABS) often available as an option or standard on certain trims/years.

Airbags:

Driver-side airbag standard, passenger-side airbag optional or standard on later models/trims.

Seatbelts:

Three-point seatbelts in front, lap belts in rear (depending on seating position).

💡 Technology Features

Audio System:

Basic AM/FM stereo with cassette player, optional CD player. Speakers typically located in doors and dashboard.

Cruise Control:

Optional cruise control available on many models.

Power Accessories:

Optional power windows, power door locks, and power mirrors on higher trims.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-5,000 miles or 3-6 months, depending on driving conditions and oil type used (refer to manual for specific recommendations).

Transmission Fluid Change:

Automatic transmission fluid: Approximately every 30,000-50,000 miles. Manual transmission fluid: Less frequent, often inspected rather than routinely changed, but recommended around 60,000-100,000 miles.

Spark Plug Replacement:

Varies by plug type, but generally between 30,000 and 100,000 miles for platinum or iridium plugs.

Engine Oil Viscosity:

Commonly 5W-30 or 10W-30, depending on climate and specific engine. Always verify with the manual.

Coolant Capacity:

Approximately 8-10 quarts for most 4-cylinder configurations.

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Intake Manifold Gaskets:

Potential for intake manifold gasket leaks, leading to vacuum leaks and rough idle, particularly on the 2.2L and 2.4L engines.

Rust And Corrosion:

As with many trucks of this era, susceptibility to rust, especially in the rocker panels, cab corners, and frame.

Electrical Connectors:

Corroded or loose electrical connectors can cause intermittent issues with lights, sensors, or accessories.

📚 Vehicle History

Isuzu Truck Legacy:

Isuzu has a long history of producing robust and reliable trucks, including light commercial vehicles and pickups.

Isuzu Pickup Platform:

The Isuzu Hombre was a rebadged version of the Chevrolet S-10/GMC Sonoma platform, part of GM's strategy to leverage existing platforms across brands.

Hombre Market Entry:

Introduced for the 1996 model year as a replacement for the Isuzu Rodeo pickup. It was sold alongside its GM siblings.

Manufacturing Location:

Assembled in North America (often at GM's facilities) as part of the GM/Isuzu joint venture.

🏆 Awards & Recognition

Vehicle Platform Awards:

While the Isuzu Hombre itself may not have specific awards, its shared platform with the highly successful Chevrolet S-10 and GMC Sonoma means it benefited from their design and engineering.