🏷️ Basic Information Identification Make: Cadillac Model: Seville Year: 2004 Generation Generation: Ninth Generation (2004-2004) Codes Platform: G-Body (K-Body platform for Northstar engines) 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent repair shops, and professional mechanics working on the 2004 Cadillac Seville. Competitive Analysis Advantage: Officially licensed, OE-derived information providing accuracy and depth beyond generic repair manuals. Key Features Feature 1: Instant online access with no waiting for physical delivery. Feature 2: Up-to-date information, superior to older printed manuals. Feature 3: Cost-effective alternative to dealership service or expensive printed manuals. Feature 4: User-friendly interface for quick information retrieval. 📋 Manual Details Coverage Areas General Coverage: Comprehensive service and repair for the 2004 Cadillac Seville. Specific Systems: Engine, Drivetrain, Suspension, Steering, Brakes, Electrical, HVAC, Body, Emissions. Page Count Estimated Pages: Varies based on software version, but typically equivalent to thousands of printed pages due to interactive nature. Manual Type Type: Service and Repair Manual Software Language Language: English Format Format: Online Software/Web-Based Access 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul procedures, component replacement, timing, diagnostics. Engine Performance: Fuel injection, ignition system, emissions control, cooling system. Transmission Automatic: Diagnosis, fluid service, internal component repair, electronic controls. Suspension And Steering: Component replacement (shocks, struts, ball joints, tie rods), alignment, power steering system. Brakes: Hydraulic system, ABS, brake pad/rotor replacement, parking brake. Electrical System: Wiring diagrams, component testing, charging system, starting system, lighting, body controls. Heating And Air Conditioning: Refrigerant system, climate control module, blower motor, compressor. Body And Interior: Panel removal, trim components, door mechanisms, glass replacement. Diagnostic Trouble Codes: DTC explanations, diagnostic procedures for fault identification. Procedures Included Maintenance: Oil change, filter replacement, fluid checks and top-offs, tune-up procedures. Repair: Component replacement, system diagnosis and repair, electrical troubleshooting. Troubleshooting: Step-by-step diagnostic flowcharts for various symptoms. Specifications: Torque values, clearances, fluid types and capacities, electrical specifications. Wiring Diagrams: Detailed electrical schematics for all vehicle systems. Technical Depth Depth: Factory-level OE (Original Equipment) information for professional and advanced DIY technicians. 📊 Manual Specifications File Format Software Type: Web-based application, accessible via browser. Print Quality Printability: Sections are generally printable for offline reference. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) Access Duration Subscription Period: One (1) year of access, with discounts available for renewal. Compatibility Device Compatibility: Compatible with PC, laptop, smartphone, or tablet with internet connection and web browser. ⚙️ Engine Specifications Primary Engine Engine Code: L37 (Northstar V8), LD8 (Northstar V8) Engine Description: 4.6L DOHC 32-valve V8 (Northstar) Performance Horsepower: 275-300 hp (depending on specific Seville trim) Torque: 295-300 lb-ft (depending on specific Seville trim) Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI) Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher recommended for optimal performance and longevity) Engine Management ECM Type: PCM (Powertrain Control Module) controlling engine and transmission functions. Engine Components Valve Train: Dual Overhead Camshafts (DOHC), 4 valves per cylinder. 🔧 Transmission Standard Transmission Type: 4-speed Automatic Transaxle Optional Optional Transmission: N/A for 2004 Seville; only a 4-speed automatic was offered. Features Transmission Control: Electronically controlled with adaptive shift logic. Fluid Specifications Transmission Fluid Type: Dexron III or Dexron VI ATF (Automatic Transmission Fluid). Refer to manual for exact specification and change intervals. Transmission Components Drive Type: Front-Wheel Drive (FWD) 📐 Dimensions Exterior Length: Approx. 201.2 inches Width: Approx. 75.1 inches Height: Approx. 56.4 inches Wheelbase: Approx. 112.3 inches Weights Curb Weight: Approx. 3,800 - 4,000 lbs (depending on trim and options) Cargo Trunk Capacity: Approx. 15.9 cubic feet 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5 Stars NHTSA Front Impact Passenger: 5 Stars IIHS Front Offset Driver: Good Active Features Active Safety Features: Anti-lock Braking System (ABS), Traction Control System (TCS), StabiliTrak (optional on some trims). Passive Features Passive Safety Features: Front airbags, front side-impact airbags, rear side-impact airbags, available front and rear head curtain airbags. 💡 Technology Features Infotainment Infotainment System: DVD Navigation system, premium audio systems (Bose), CD player, cassette player (on some models). Driver Assistance Driver Assistance Features: Park assist sensors (front and rear), optional adaptive cruise control. Connectivity Connectivity Options: OnStar communications system (subscription-based). Comfort Features Comfort Features: Dual-zone climate control, heated and ventilated front seats, heated rear seats, memory seats, power-adjustable steering column. 🔧 Maintenance Service Intervals Oil Change Interval: Refer to owner's manual; typically 7,500 miles or 6 months under normal driving conditions with synthetic oil. Tire Rotation Interval: Typically every 7,500 miles. Transmission Fluid Change: Refer to manual; often at 60,000 to 100,000 miles, or under severe driving conditions. Fluid Specifications Engine Oil Type: SAE 5W-30 Full Synthetic Motor Oil meeting GM specification. Coolant Type: GM Approved Dex-Cool (Orange Long-Life Coolant) or equivalent. Brake Fluid Type: DOT 3 or DOT 4, depending on specific system requirements. Consult manual for exact specification. Known Issues Common Issue 1: Northstar engine coolant leaks (especially between...