🏷️ Basic Information

Make:

Cadillac

Model:

CTS

Year:

2004

Generation:

First Generation (X214)

Platform:

GM Sigma

👋 Introduction

Segment:

Entry-level Luxury Sedan

Key Competitors:

BMW 3 Series, Mercedes-Benz C-Class, Audi A4, Lexus IS, Acura TL.

Design Philosophy:

Sharp, angular styling influenced by Art and Science design language; rear-wheel-drive platform for improved driving dynamics; focus on luxury and performance for a premium American sedan.

📋 Manual Details

Manual Content:

Introduction, Instrument Cluster, Entertainment Systems, Climate Controls, Lights, Driver Controls, Locks and Security, Seating and Safety Restraints, Driving, Customer Assistance, Reporting Safety Defects (U.S. only), Cleaning, Maintenance and Specifications, Engine Compartment, Engine Oil, Battery, Fuel Information, Air Filter(s), Part Numbers, Refill Capacities, Lubricant Specifications, Accessories.

Estimated Pages:

Approximately 200-300 pages (typical for factory owner's manuals of this era).

Type:

Owner's Manual

Language:

English

Format:

Digital PDF

📖 Manual Coverage

Vehicle Systems:

All major vehicle systems including: Powertrain (Engine, Transmission), Chassis (Brakes, Steering, Suspension), Electrical (Lighting, Instruments, Infotainment, Power accessories), Interior (HVAC, Seating, Security), Exterior (Body, Doors, Locks).

Operational Procedures:

Vehicle operation, dashboard indicators, climate control usage, audio system operation, lighting controls, seating adjustments, safety restraint usage, driving techniques, basic troubleshooting, fluid checks, tire inflation, battery care, cleaning procedures.

Level Of Detail:

Covers user-level operation, basic maintenance, fluid specifications, and general vehicle information. Does not typically include in-depth diagnostic procedures or full repair instructions found in a service manual.

📊 Manual Specifications

Digital Format:

PDF (Portable Document Format)

Digital Quality:

High-resolution digital reproduction of the original factory manual, optimized for on-screen viewing and printing.

Digital Binding:

N/A (Digital download)

Digital Paper Type:

N/A (Digital download)

⚙️ Engine Specifications

Engine Type:

Northstar V8

Engine Displacement:

4.6 Liters (281 cu in)

Engine Configuration:

V8

Bore X Stroke:

93.0 mm x 84.0 mm (3.66 in x 3.31 in)

Compression Ratio:

10.5:1

Horsepower:

300 hp @ 6000 rpm

Torque:

295 lb-ft @ 4400 rpm

0-60 Mph Acceleration:

Approximately 6.5 seconds (dependent on specific configuration).

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPFI)

Fuel Type:

Premium Unleaded Gasoline (91 octane or higher recommended)

Engine Oil Type:

GM dexos1™ Gen 2 or equivalent SAE 5W-30 synthetic oil.

Engine Oil Capacity:

Approximately 4.5 U.S. quarts (4.3 Liters) with filter change.

Air Filter Part Number:

Example: GM Part # 25989043 (verify with specific VIN).

Battery Type:

Group Size 78 (or similar, check original specification).

🔧 Transmission

Transmission Type:

4-Speed Automatic

Transmission Model:

GM 4T80-E

Transmission Type:

N/A (No manual transmission option for 2004 CTS V8).

Transmission Modes:

Driver Shift Control (manual shift capability)

Fluid Type:

Dexron-VI Automatic Transmission Fluid (ATF) or equivalent.

Fluid Capacity:

Approximately 10.4 U.S. quarts (9.8 Liters) for complete refill.

📐 Dimensions

Length:

191.5 inches (4864 mm)

Width:

71.1 inches (1806 mm)

Height:

57.0 inches (1448 mm)

Wheelbase:

113.4 inches (2880 mm)

Front Track:

60.7 inches (1542 mm)

Rear Track:

60.4 inches (1534 mm)

Curb Weight:

Approximately 3,700 - 3,800 lbs (1678 - 1724 kg)

Gross Vehicle Weight Rating (Gvwr):

Approximately 4,700 lbs (2132 kg)

Towing Capacity:

Not Recommended

Trunk Volume:

13.1 cu ft (371 Liters)

🛡️ Safety Features

NHTSA Frontal Crash Test:

5-star driver, 5-star passenger (for earlier models, specific 2004 ratings may vary).

IIHS Frontal Offset Crash Test:

Good (for earlier models, specific 2004 ratings may vary).

ABS:

Standard (Anti-lock Braking System)

Traction Control:

Standard

Stability Control:

Optional (StabiliTrak)

Airbags:

Front airbags, front side-impact airbags. Available rear side-impact airbags.

Seat Belts:

3-point seat belts with pretensioners for all seating positions.

Child Seat Anchors:

LATCH (Lower Anchors and Tethers for CHildren) system.

💡 Technology Features

Audio System:

Standard AM/FM stereo with CD player. Optional Bose premium audio system, in-dash 6-disc CD changer, and satellite radio.

Navigation:

Optional factory-installed DVD-based navigation system.

Parking Sensors:

Optional rear parking assist system.

Onstar:

Optional OnStar telematics system with turn-by-turn navigation and emergency services.

Keyless Entry:

Standard keyless entry system.

Cruise Control:

Standard

Automatic Headlights:

Optional

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 12 months, whichever comes first, under normal driving conditions. Refer to manual for severe driving conditions.

Tire Rotation Interval:

Every 7,500 miles.

Engine Coolant Replacement:

First replacement at 150,000 miles or 10 years, then every 75,000 miles or 5 years thereafter (using Dex-Cool coolant).

Transmission Fluid Service:

Inspect every 45,000 miles, replace as needed. Consult manual for specific recommendations.

Brake Fluid Type:

DOT 3 or DOT 4.

Power Steering Fluid Type:

GM Power Steering Fluid or DEXRON-III ATF.

Common Problems:

Early models experienced issues with the Northstar V8 engine, including coolant leaks from the timing cover and valley pan, and potential spark plug thread stripping (especially 2000-2003 models, less common but possible on early 2004). Ignition coil failures, fuel injector issues, and sometimes suspension component wear (bushings, ball joints) can occur.

Cabin Air Filter Part Number:

Example: GM Part # 25874727 (verify with specific VIN).

Oil Filter Part Number:

Example: AC Delco PF46 (verify with specific VIN).

📚 Vehicle History

Cadillac Legacy:

Cadillac, established in 1902, is renowned for its luxury vehicles, technological innovation, and comfort.

Cts Debut:

The Cadillac CTS was introduced in 2002 for the 2003 model year as a replacement for the Cadillac Catera, marking a significant shift in Cadillac's design and engineering philosophy towards sportier, more driver-focused sedans.

First Generation Significance:

The first generation CTS (X214) was the first Cadillac to utilize the GM Sigma rear-wheel-drive platform, which was developed specifically to compete with European luxury sedans in terms of handling and performance.

Manufacturing Location:

Lansing Grand River Assembly, Lansing, Michigan, USA.

Production Years:

2003-2007 (First Generation).