🏷️ Basic Information

Make:

Cadillac

Model:

DTS

Year:

2011

Model Code:

GMT938

Generation:

Second Generation (2006-2011)

👋 Introduction

Market Position:

The 2011 Cadillac DTS represented Cadillac's flagship full-size luxury sedan, emphasizing comfort, prestige, and a smooth, powerful driving experience.

Competitive Analysis:

Competed against other large luxury sedans such as the Mercedes-Benz S-Class, BMW 7 Series, Audi A8, and Lincoln Continental.

Key Features:

Spacious interior, advanced comfort features, powerful V8 engine, smooth ride quality, distinctive Cadillac styling.

📋 Manual Details

Coverage Areas:

Complete Service and Repair

Page Count:

Not Specified (Software, dynamic access)

Manual Type:

Official Service and Repair Manual Software

Language:

English

Format:

Online Software

Access Period:

1 Year of access, with discounts available for additional years.

📖 Manual Coverage

Systems Covered:

Engine Mechanical, Engine Performance, Fuel System, Cooling System, Exhaust System, Ignition System, Emission Control, Automatic Transmission, Drivetrain, Suspension System, Steering System, Brake System (ABS, Traction Control), Electrical System, Body Control Modules, HVAC System, Infotainment System, Safety Restraint System (Airbags), Body & Frame, Doors, Windows, Locks, Interior Trim, Exterior Trim, Lighting System, Instrumentation & Warning Systems

Procedures Included:

Routine Maintenance, Scheduled Service, Diagnosis and Troubleshooting, Component Removal and Installation, Repair Procedures, Component Specifications, Wiring Diagrams, Technical Service Bulletins (TSBs) related information, Component Testing, Adjustments, Torque Specifications, Fluid Capacities and Types

Technical Depth:

Comprehensive Factory-Level Diagnostic and Repair Procedures, including advanced troubleshooting, detailed component overhauls, and system recalibrations.

📊 Manual Specifications

File Format:

Proprietary Web-Based Software (Requires Internet Connection and Web Browser)

Print Quality:

N/A (Digital Access)

Binding Type:

N/A (Digital Access)

Paper Type:

N/A (Digital Access)

Compatibility:

Compatible with PC, laptop, smartphone, or tablet with an internet connection and web browser.

⚙️ Engine Specifications

Primary Engine:

4.6L V8 (Northstar LH2)

Horsepower:

275 hp @ 6000 rpm (Standard)

Torque:

295 lb-ft @ 4400 rpm (Standard)

Fuel System:

Sequential Electronic Fuel Injection (SEFI)

Engine Code:

LH2

Bore X Stroke:

3.70 in x 3.31 in (94 mm x 84 mm)

Compression Ratio:

10.0:1

Displacement:

4.6L (279 cu in)

Engine Management:

GM's Powertrain Control Module (PCM)

Oil Capacity:

5.0 US qt (4.7 L) with filter change

Recommended Oil Type:

SAE 5W-30 Synthetic

🔧 Transmission

Standard:

4-Speed Automatic Hydra-Matic 4T80-E

Features:

Front-wheel drive, Adaptive Shift Control, Driver Shift Control (Manual Mode)

Transmission Fluid Type:

Dexron VI

Transmission Fluid Capacity:

Approx. 10.5 US qt (9.9 L)

📐 Dimensions

Length:

207.0 in (5258 mm)

Width:

74.4 in (1890 mm)

Height:

57.4 in (1458 mm)

Wheelbase:

115.9 in (2944 mm)

Front Headroom:

38.7 in (983 mm)

Rear Headroom:

37.8 in (960 mm)

Front Legroom:

42.2 in (1072 mm)

Rear Legroom:

41.1 in (1044 mm)

Trunk Volume:

17.6 cu ft (498 L)

Curb Weight:

4,140 - 4,239 lbs (1878 - 1923 kg)

Gross Weight Rating:

5,400 lbs (2449 kg)

🛡️ Safety Features

NHTSA Overall Rating:

Not Rated by NHTSA for 2011 model year in specific categories for this generation.

IIHS Ratings:

Good in front, side, and roof strength tests (based on earlier model year crash test performance which typically carries over for unchanged structures).

Active Features:

Anti-lock Braking System (ABS), Traction Control System (TCS), StabiliTrak Electronic Stability Control (ESC), Magnetic Ride Control (optional)

Passive Features:

Frontal airbags, front and rear side-impact airbags, front and rear head curtain airbags, active head restraints, three-point seat belts with pretensioners.

💡 Technology Features

Infotainment System:

Cadillac User Experience (CUE) was not present; featured a premium audio system with CD/MP3 player, auxiliary audio input, and available navigation.

Driver Assistance:

Available front and rear parking assist, rearview camera (optional), adaptive cruise control.

Connectivity:

Bluetooth hands-free phone connectivity (optional), USB port for media playback.

🔧 Maintenance

Oil Change Interval:

Up to 7,500 miles (12,000 km) or 6 months, based on oil life monitoring system. Consult owner's manual for detailed guidance.

Tire Rotation Interval:

Every 7,500 miles (12,000 km)

Engine Air Filter Replacement:

As needed, typically every 30,000-50,000 miles (48,000-80,000 km) or based on inspection.

Cabin Air Filter Replacement:

As needed, typically every 15,000-30,000 miles (24,000-48,000 km) or annually.

Coolant Type:

Dex-Cool (Orange Long-Life)

Brake Fluid Type:

DOT 3

Power Steering Fluid Type:

GM Power Steering Fluid (or equivalent Dexron VI)

Known Issues:

Potential for minor electronic glitches, occasional coolant leaks from the Northstar engine's rear coolant crossover pipe, and potential for wheel bearing wear.

📚 Vehicle History

Brand Heritage:

Cadillac, a division of General Motors, has a long-standing reputation for producing American luxury vehicles, known for comfort, innovation, and prestige.

Model Evolution:

The DTS is a successor to the Cadillac DeVille and Seville, carrying forward the tradition of Cadillac's large, front-wheel-drive luxury sedans. The 2011 model year represents the final production year for the DTS.

Production Years:

2006-2011

Manufacturing Location:

Hamtramck, Michigan, USA

🏆 Awards & Recognition

Recognitions:

Received positive reviews for its comfortable ride, quiet interior, and powerful engine, though often noted as being less dynamically engaging than European rivals.