🏷️ Basic Information

Make:

GMC

Model:

Yukon XL 2500

Year:

2004

Platform:

GMT800

Body Style Code:

GMT830 (for 2500 models)

👋 Introduction

Target Audience:

DIYers, independent repair shops, fleet maintenance personnel

Advantage:

Licensed OE information, convenient online access, cost-effective compared to traditional printed manuals, broad system coverage.

Licensing:

Officially licensed by General Motors

Access Duration:

1-year access with discounts for renewal

Compatibility:

PC, Laptop, Smartphone, Tablet (requires internet and web browser)

📋 Manual Details

Primary Coverage:

Comprehensive service and repair for 2004 GMC Yukon XL 2500

Secondary Coverage:

Troubleshooting, diagnostics, maintenance, specifications, wiring diagrams

Estimated Pages:

Extensive (Digital format provides access to a vast library of information)

Type:

Service and Repair Manual Software

Language:

English

Format:

Online/Software Access (Web Browser Compatible)

📖 Manual Coverage

Powertrain:

Engine, Fuel System, Exhaust System, Drivetrain (RWD/4WD), Transmission, Transfer Case, Differentials

Chassis:

Suspension (Front & Rear), Steering, Brakes (Hydraulic & ABS), Wheels & Tires

Electrical:

Ignition System, Charging System, Starting System, Lighting, Gauges & Instruments, Body Electrical, Powertrain Control Module (PCM), Antilock Braking System (ABS), Restraint System (Airbags)

Body:

Exterior Body Panels, Interior Trim, HVAC (Heating, Ventilation, and Air Conditioning), Seating Systems

Maintenance:

Scheduled maintenance, fluid changes, filter replacements, tune-ups

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), symptom-based diagnostics

Repair:

Component removal and installation, system repairs, adjustments

Specifications:

Torque specifications, clearances, fluid capacities, electrical values

Depth:

Factory-derived OE (Original Equipment) level, covering everything from basic maintenance to advanced diagnostics and component overhauls.

📊 Manual Specifications

Software Type:

Web-based software/online portal

Digital Quality:

High-resolution diagrams, schematics, and text

Binding:

N/A (Digital Format)

Paper Type:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Code:

LY6

Engine Description:

6.0L (366 cu in) V8 SFI Vortec Engine

Horsepower:

300 hp @ 4400 rpm (approximate)

Torque:

355 lb-ft @ 4000 rpm (approximate)

Induction:

Sequential Multi-Port Fuel Injection (SFI)

Fuel Type:

Unleaded Gasoline

ECU:

Powertrain Control Module (PCM)

Coolant Type:

Dex-Cool (Orange)

Coolant Capacity:

Approximately 17.0 quarts (16.1 L)

🔧 Transmission

Transmission Type:

4-Speed Automatic (4L70-E)

Optional Transmission:

N/A for 2500 models with 6.0L engine

Drive Type:

Rear-Wheel Drive (RWD) or Four-Wheel Drive (4WD)

Transfer Case:

NVG 246 (Autotrac) for 4WD models

Transmission Fluid Type:

Dexron III H or Dexron VI compatible

Transmission Fluid Capacity:

Approximately 12.0 quarts (11.4 L) (dry fill)

📐 Dimensions

Wheelbase:

130.0 inches (3302 mm)

Length:

221.2 inches (5619 mm)

Width:

79.1 inches (2009 mm)

Height:

75.9 inches (1928 mm)

Curb Weight:

Approximately 5,600 - 6,000 lbs (2540 - 2722 kg)

Gvw Rating:

8,600 lbs (3901 kg) (maximum)

Towing Capacity:

Up to 10,000 lbs (4536 kg) (with proper equipment and configuration)

Cargo Volume Behind 3Rd Row:

Approx. 42.5 cu ft (1.20 m³)

Cargo Volume Behind 2Nd Row:

Approx. 91.0 cu ft (2.58 m³)

Cargo Volume Behind 1St Row:

Approx. 136.4 cu ft (3.86 m³)

🛡️ Safety Features

NHTSA Frontal Driver:

5-Star

NHTSA Frontal Passenger:

5-Star

NHTSA Side Driver:

5-Star

NHTSA Side Rear Passenger:

5-Star

ABS:

Standard 4-wheel disc ABS

Traction Control:

Optional

Airbags:

Frontal airbags for driver and front passenger, Optional side-impact airbags

Seatbelts:

Three-point seat belts in all seating positions

💡 Technology Features

Audio System:

Optional Bose premium audio system, CD player, AM/FM radio.

Navigation:

Optional factory navigation system

Parking Assist:

Optional rear parking assist sensors

Onstar:

Optional OnStar system

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 6 months, or as indicated by the oil life monitoring system.

Tire Rotation Interval:

Every 7,500 miles

Transmission Fluid Interval:

Check every 7,500 miles, replace as needed or at higher mileage intervals (e.g., 100,000 miles, consult manual).

Engine Oil Viscosity:

SAE 5W-30

Engine Oil Spec:

API SN, SM, SL, or SJ certified, ILSAC GF-5 or GF-4 compliant

Brake Fluid Type:

DOT 3

Power Steering Fluid:

GM Power Steering Fluid (or Dexron-III/VI ATF)

Common Wear Items:

Brake pads and rotors, suspension components (ball joints, tie rod ends), front hub bearings, spark plugs, catalytic converters.

Potential Electrical Issues:

HVAC blower motor resistor, body control module (BCM) issues, instrument cluster problems.

Engine Specific:

Possible intake manifold gasket leaks (older models), lifter noise (less common on 6.0L compared to 5.3L).

📚 Vehicle History

Brand Focus:

GMC is a division of General Motors focused on trucks, SUVs, and vans.

Yukon Xl Origin:

The Yukon XL is the long-wheelbase version of the GMC Yukon, based on GM's full-size truck platform. Introduced as the Chevrolet Suburban/GMC Suburban in 1935, it has evolved into a premium SUV.

Manufacturing Location:

Arlington, Texas, USA

Model Year Group:

Second Generation GMT800 (1999-2006 for Yukon/Yukon XL, with mid-cycle refresh in 2003)