🏷️ Basic Information

Make:

Ford

Model:

F-250 Super Duty

Year:

1999

Generation Designation:

First Generation (GMT800/GMT820 - Ford refers to this as the 'Super Duty' platform)

Chassis Code:

GMT800 (Platform designation, often referred to internally as the 'Heavy Duty' or 'Super Duty' platform for Ford's trucks, distinct from GM's GMT800)

👋 Introduction

Market Position:

This software manual targets owners of the 1999 Ford F-250 Super Duty seeking to perform their own maintenance and repairs, or seeking detailed technical information to understand and manage their vehicle's service needs. It positions itself as a more convenient, cost-effective, and up-to-date alternative to traditional printed manuals.

Competitive Analysis:

Competes with other online automotive repair databases, printed service manuals (e.g., Haynes, Chilton), and manufacturer-specific diagnostic software. Its key differentiators are its licensed OE (Original Equipment) data, user-friendly interface, multi-device compatibility, and annual subscription model which provides continuous updates and access.

Key Features:

Licensed OE data, comprehensive coverage, user-friendly interface, PC/tablet/smartphone compatibility, annual access, expert-level detail, focus on DIYer empowerment.

📋 Manual Details

Coverage Areas:

Engine, Drivetrain, Brakes, Suspension, Steering, Electrical Systems, HVAC, Body, Chassis, Troubleshooting, Maintenance, Diagnostics

Page Count:

N/A (Digital Software - Access for one year, content equivalent to extensive printed manuals)

Manual Type:

Service and Repair Manual Software

Language:

English

Format:

Online Software (Web-based, accessible via browser on PC, laptop, smartphone, tablet)

📖 Manual Coverage

Systems Covered:

Engine mechanical and electrical, Fuel and Emissions Control, Cooling System, Lubrication System, Ignition System, Starting and Charging Systems, Manual Transmission, Automatic Transmission, Transfer Case, Drive Axles (Front and Rear), Suspension (Front and Rear), Steering System, Brakes (Front and Rear, ABS), Wheels and Tires, Body and Frame, Climate Control (HVAC), Electrical and Lighting, Audio Systems, Driver Information Systems, Body Control Modules (BCM)

Procedures Included:

Routine maintenance (oil changes, filter replacements, fluid checks), Component removal and installation (engine components, transmission, suspension parts, brake assemblies, interior trim), Diagnostic procedures and troubleshooting guides, Electrical circuit diagnostics and wiring diagrams, Repair procedures for major components, Body panel repair and alignment, HVAC system servicing and recharging, Emissions system diagnosis and repair, Specific torque specifications for critical fasteners, Exploded views and component identification

Technical Depth:

Comprehensive. Covers everything from basic preventative maintenance and fluid checks to in-depth engine diagnostics, transmission overhauls, and complete electrical system troubleshooting. Designed for both novice DIY enthusiasts and experienced technicians.

📊 Manual Specifications

File Format:

Proprietary Web-based Application (Requires internet connection)

Print Quality:

N/A (Digital Content)

Binding Type:

N/A (Digital Content)

Paper Type:

N/A (Digital Content)

⚙️ Engine Specifications

Engine Options:

Available with: 5.4L Triton V8 (SOHC, 24-valve), 6.8L Triton V10 (SOHC, 30-valve), 7.3L Power Stroke V8 Turbo Diesel (OHV, 16-valve)

5.4L V8 Power:

Approx. 255-260 horsepower @ 4500-4800 rpm; Approx. 350-355 lb-ft torque @ 3000-3200 rpm

6.8L V10 Power:

Approx. 275 horsepower @ 4000 rpm; Approx. 410 lb-ft torque @ 3250 rpm

7.3L Power Stroke V8 Power:

Approx. 215-250 horsepower @ 2600-2800 rpm; Approx. 425-525 lb-ft torque @ 1600-1800 rpm (depending on turbo and injection pump calibration)

Fuel System Type:

Electronic Fuel Injection (EFI) for gasoline engines. Direct Injection (HEUI - Hydraulically Actuated Electronically Controlled Unit Injector) for 7.3L Power Stroke Diesel.

🔧 Transmission

Standard Transmission:

5-Speed Manual Transmission (e.g., ZF S5-47 for gas engines, ZF S6-650 for diesel)

Optional Transmission:

4-Speed Automatic Transmission (e.g., Ford E4OD/4R100 for gas and diesel engines)

Automatic Transmission Features:

Electronic control, overdrive, tow/haul mode (on some models)

📐 Dimensions

Wheelbase Options:

Varied by cab and bed configuration (e.g., 137.1", 158.1", 172.1")

Gvwr Range:

10,000 - 13,000 lbs (Depending on configuration)

🛡️ Safety Features

NHTSA Front Impact Rating:

Not rated by NHTSA for this specific year/configuration as a primary focus for heavy-duty trucks.

Passive Safety Features:

Dual front airbags, three-point seat belts, reinforced safety cage construction

💡 Technology Features

Infotainment System:

Basic AM/FM radio with cassette player and optional CD player. Analog gauges and manual climate controls were standard.

Driver Assistance Features:

Anti-lock Braking System (ABS) for front wheels (rear-wheel ABS on some configurations), cruise control.

Connectivity Options:

None from the factory in the modern sense; typically equipped with cigarette lighter power outlet and optional 12V accessory outlets.

🔧 Maintenance

Oil Change Interval Gasoline:

Every 5,000 miles or 6 months (whichever comes first); refer to manual for severe service conditions.

Oil Change Interval Diesel:

Every 5,000 miles or 6 months (whichever comes first) for normal service; consult manual for extended intervals under specific conditions and oil types.

Engine Oil Specification Gas:

API SG or SH, SAE 5W-30 or SAE 10W-30 (depending on ambient temperature)

Engine Oil Specification Diesel:

API CF-2 or CG-4, SAE 15W-40 (preferred for turbo-diesel); consult manual for specific synthetic oil recommendations.

Coolant Specification:

Ford Premium Engine Coolant (Green) or equivalent, 50/50 mix with distilled water.

Automatic Transmission Fluid:

Mercon V (or Mercon compatible, check manual for specific E4OD/4R100 requirements)

Manual Transmission Fluid:

API GL-4 or GL-5, SAE 75W-90 or SAE 80W-90 gear oil (specifics vary by transmission model)

Differential Fluid:

API GL-5, SAE 75W-140 (for most applications, especially with towing/limited-slip)

Known Issues Gasoline Engines:

Spark plug ejection (on early 5.4L Triton), intake manifold gasket leaks, exhaust manifold cracks (common to many V8s of the era)

Known Issues Diesel Engines:

Erosion of cylinder walls near coolant passages (400-600k mile potential issue, often addressed with "bulletproofing" kits), injector o-ring failures, turbocharger issues (depending on maintenance), camshaft position sensor failures

Known Issues Transmission:

E4OD/4R100 solenoids and torque converter issues, manual transmission wear (clutch and synchros)

Known Issues Suspension Steering:

Wear in ball joints, tie rod ends, and steering gear components due to heavy duty usage; rear axle seal leaks.

Known Issues Electrical:

Corrosion on battery terminals and grounding points, issues with power window motors and switches, ABS sensor failures.

📚 Vehicle History

Brand Heritage:

Ford has a long-standing reputation for rugged and reliable pickup trucks, with the F-Series being a flagship product line for decades, known for its towing and hauling capabilities and market dominance in the truck segment.

Model Evolution 1999:

The 1999 model year marked the introduction of the 'Super Duty' nomenclature and a completely redesigned, larger, and more robust platform for Ford's heavy-duty trucks (F-250 and F-350). This generation was engineered to handle increased payload and towing capacities, setting a new benchmark for the segment.

Production Location:

Kentucky Truck Plant, Louisville, Kentucky; Avon Lake, Ohio

🏆 Awards & Recognition

Automotive Journal Recognition:

The Super Duty line generally received praise for its power, towing capacity, and robust construction, making it a strong contender in the heavy-duty truck market upon its introduction.