🏷️ Basic Information

Make:

Harley-Davidson

Model:

FLHTCU Electra Glide Ultra Classic

Model Variant:

TC (Twin Cooled)

Year:

2015

Chassis Code:

FLHTCU TC

👋 Introduction

Category:

Flagship Touring Motorcycle

Target Audience:

Long-distance touring riders, custom builders, and dedicated Harley-Davidson enthusiasts

Competitors:

Honda Gold Wing, Indian Roadmaster, BMW R 1250 RT

Comfort:

Ergonomic seating, ample storage, premium audio, cruise control

Performance:

Powerful Twin-Cooled engine, stable chassis for long-distance cruising

Technology:

Integrated infotainment, advanced rider aids (depending on specific trim)

📋 Manual Details

Main Coverage:

Complete Workshop Service Repair Manual

Estimated Pages:

Over 800 pages (typical for this level of detail)

Type:

Workshop Service Repair Manual

Language:

English

Format:

Downloadable Digital Format (PDF)

📖 Manual Coverage

Engine:

Twin-Cooled High Output Twin Cam 103 (1690cc) Engine Systems, Diagnosis, and Repair

Fuel System:

Fuel Injection (EFI) System, Components, Troubleshooting, and Calibration

Ignition System:

Ignition System, Spark Plugs, Coils, and ECU Control

Transmission:

6-Speed Cruise Drive Transmission: Disassembly, Assembly, Lubrication, and Adjustment

Clutch:

Clutch Operation, Adjustment, and Replacement

Electrical System:

Complete Electrical System, Wiring Diagrams, Battery, Charging System, Lighting, and Accessories

Braking System:

Brake System (Front and Rear), ABS, Hydraulic Lines, Pads, Rotors, and Calipers

Suspension:

Front Fork (Telescopic), Rear Shock Absorbers, Suspension Adjustment, and Service

Frame And Bodywork:

Frame, Body Panels, Fairings, Tour-Pak, Saddlebags, Mounting, and Removal

Controls:

Throttle Control, Clutch Lever, Brake Lever, Foot Controls, and Handlebar Assembly

Wheels And Tires:

Wheel and Tire Service, Balancing, and Specifications

Cooling System:

Twin-Cooled System: Radiator, Coolant Flow, Thermostat, and Service

Exhaust System:

Exhaust System Components, Mounting, and Gaskets

Diagnostics:

Diagnostic Trouble Codes (DTCs), Troubleshooting Charts, and Diagnostic Procedures

Routine Maintenance:

Oil Changes, Filter Replacements, Spark Plug Replacement, Air Filter Service, Brake Fluid Flush

Component Repair:

Engine Top-End Rebuild, Transmission Overhaul, Clutch Replacement, Fork Seal Replacement

Troubleshooting:

Step-by-step diagnostic guides for common and uncommon issues

Electrical Repair:

Wiring harness repairs, component testing, and replacement

Calibration:

Throttle body synchronization, idle speed adjustment

Depth:

Comprehensive: Covers everything from basic maintenance to complete engine and transmission rebuilds, including detailed troubleshooting and electrical diagnostics.

📊 Manual Specifications

File Type:

PDF

Searchability:

Searchable text content for quick information retrieval

Print Readability:

High-resolution scans for clear diagrams and text

Binding:

Not Applicable (Digital Download)

Paper Quality:

Not Applicable (Digital Download)

⚙️ Engine Specifications

Engine Type:

Air-cooled/Liquid-cooled (Twin-Cooled) V-Twin

Displacement:

103 cubic inches (1690cc)

Bore X Stroke:

3.875 in. x 4.38 in. (98.4 mm x 111.3 mm)

Compression Ratio:

9.6:1

Valve Train:

Pushrod-actuated overhead valves with hydraulic lifters

Cooling System Type:

Twin-Cooled (integrated liquid cooling for cylinder heads)

Horsepower:

Approximately 75 HP (estimated, may vary slightly)

Torque:

Approximately 105 ft-lbs @ 3500 RPM (estimated, may vary slightly)

Fuel Delivery:

Electronic Sequential Port Fuel Injection (ESPFI)

Fuel Type:

Premium unleaded gasoline, 91 octane (R+M)/2 recommended

Oil Type:

Harley-Davidson SYN3 (SAE 20W-50) or equivalent motorcycle-specific synthetic oil

Oil Capacity With Filter:

4.0 US quarts (3.8 liters)

Coolant Type:

Harley-Davidson Coolant or equivalent ethylene glycol-based motorcycle coolant

Coolant Capacity:

1.2 US quarts (1.1 liters)

🔧 Transmission

Transmission Type:

6-Speed Cruise Drive

Primary Drive:

Chain, 34/46 ratio

Final Drive:

Belt, 32/66 ratio

Gear Ratios:

1st: 9.593, 2nd: 6.650, 3rd: 4.938, 4th: 3.816, 5th: 3.110, 6th: 2.551

Transmission Fluid Type:

Harley-Davidson Formula + (SAE 50) or Vance & Hines Fuel Pak Clutch Fluid

Transmission Fluid Capacity:

2.7 US quarts (2.6 liters)

📐 Dimensions

Length:

103.1 inches (2619 mm)

Width:

39.7 inches (1008 mm)

Height:

53.7 inches (1364 mm)

Seat Height Laden:

29.5 inches (750 mm)

Ground Clearance:

5.1 inches (130 mm)

Dry Weight:

838 lbs (380 kg)

Wet Weight:

880 lbs (399 kg)

Gross Vehicle Weight Rating Gvwr:

1360 lbs (617 kg)

Payload Capacity:

480 lbs (218 kg)

Saddlebag Capacity:

2.26 cu ft (0.064 cu m)

Tour Pak Capacity:

4.42 cu ft (0.125 cu m)

Front Tire:

Dunlop MH90-21 54H

Rear Tire:

Dunlop D407 180/65B16 81H

Wheelbase:

64.5 inches (1638 mm)

🛡️ Safety Features

Crash Test Ratings:

Motorcycles are not subject to standard automotive crash test ratings.

ABS:

Standard Electronic Linked Braking with ABS

Cruise Control:

Standard Electronic Cruise Control

Lighting:

Halogen headlight and auxiliary passing lamps, LED taillight and brake lights

💡 Technology Features

Audio System:

Boom! Box 6.5 GT infotainment system with 6.5-inch color touchscreen, AM/FM/Weather Band radio, USB connection, Bluetooth compatibility, and speakers.

Navigation:

Integrated GPS navigation system

Cruise Control:

Electronic cruise control

Phone Integration:

Bluetooth for hands-free calling and music streaming

Diagnostic Tools:

Diagnostic Trouble Code (DTC) reader compatible with Harley-Davidson diagnostics (e.g., Harley-Davidson Dealer Diagnostic Tool or equivalent aftermarket scan tool).

🔧 Maintenance

Initial Service:

1,000 miles (1,600 km)

Subsequent Service:

Every 5,000 miles (8,000 km) or 12 months, whichever comes first.

Major Service Intervals:

Refer to manual for specific component service intervals (e.g., transmission, clutch, suspension)

Engine Oil Viscosity:

SAE 20W-50

Transmission Fluid Viscosity:

SAE 50

Primary Chain Case Fluid Type:

Harley-Davidson Formula + or equivalent

Brake Fluid Type:

DOT 4

Coolant Type:

Ethylene Glycol-based motorcycle coolant

Common Wear Items:

Tires, brake pads, clutch plates, spark plugs, battery.

Potential Issues 2015 Tc:

Occasional reports of oil leaks from certain seals, potential for charging system issues if not maintained, some riders report infotainment system glitches. The Twin-Cooled system requires careful monitoring of coolant levels and potential leaks.

📚 Vehicle History

Brand Origin:

Founded in Milwaukee, Wisconsin, USA in 1903.

Touring Legacy:

Harley-Davidson has a long-standing reputation for building comfortable and capable touring motorcycles.

Electra Glide Introduction:

The Electra Glide lineage dates back to 1965.

Ultra Classic Development:

The Ultra Classic designation signifies the top-tier, fully-equipped touring model, evolving with added comfort and features over the decades.

Twin Cooled Introduction:

The Twin-Cooled system was introduced to improve rider comfort and engine performance, particularly in warmer climates.

Manufacturing Location:

Primarily manufactured in York, Pennsylvania, USA, and Milwaukee, Wisconsin, USA.

🏆 Awards & Recognition

Model Recognition:

The Electra Glide Ultra Classic has consistently been a leader in the luxury touring segment, often praised for its comfort and capability on long rides.

Consumer Reports Ratings:

Specific ratings vary by year and review, but Harley-Davidson touring models generally receive high marks for rider satisfaction and comfort.