🏷️ Basic Information Identification Make: Cadillac Model: Brougham Year: 1990 Body Style: 4-door Sedan Trim Level: Brougham 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent repair shops, Cadillac owners Competitive Analysis Vs Printed Manuals: More convenient, accessible, and often more cost-effective than outdated printed manuals Key Features Instant Access: Immediate availability online upon purchase Licensed Content: Official licensing ensures accuracy and completeness derived from OEM data User Friendly Interface: Intuitive navigation for quick information retrieval 📋 Manual Details Identification Product Type: Service & Repair Manual Software Manual Source: RepairSurge (Licensed OE Materials) Access Duration: 1 Year (with renewal discounts) Compatibility Compatible Devices: PC, Laptop, Smartphone, Tablet Required Software: Web Browser, Internet Connection 📖 Manual Coverage Systems Engine Mechanical: Detailed overhaul, timing, lubrication, cooling system Engine Performance: Fuel system, ignition system, emissions control, diagnostics Transmission Automatic: Operation, maintenance, diagnosis, overhaul (e.g., THM-700R4/4L60) Drivetrain: Driveshaft, rear axle, differentials, CV joints Suspension: Front and rear suspension components, alignment, shock absorbers, springs Steering: Power steering system, steering gear, linkage, diagnosis Brakes: Front and rear disc brakes, hydraulic system, parking brake, ABS (if equipped) Electrical System: Battery, charging system, starting system, lighting, accessories Wiring Diagrams: Comprehensive color-coded wiring schematics for all systems HVAC: Heating, ventilation, air conditioning system operation, diagnosis, refrigerant handling Body And Frame: Body panel repair, door mechanisms, glass, interior trim, structural components Procedures Preventative Maintenance: Scheduled oil changes, filter replacements, fluid checks, tune-ups Troubleshooting Guides: System-specific diagnostic procedures for common and uncommon faults Component Removal Installation: Step-by-step instructions for disassembling and reassembling major components Special Tools: Identification and usage of specialized tools required for specific repairs Technical Depth Diagnostics: On-board diagnostics (OBD-I) codes and interpretation, sensor data analysis Rebuilding: Detailed procedures for engine, transmission, and other major component rebuilds Specifications: Torque specifications, clearances, measurements, fluid capacities, pressures 📊 Manual Specifications Format File Format: Digital (Web-based) Searchability: Fully searchable text content Print Quality Resolution: High-resolution digital rendering of OE materials Clarity: Clear diagrams, illustrations, and text Binding Type Manual Binding: N/A (Digital) Paper Type Manual Paper: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Code: L07 Engine Type: V8, Overhead Valve (OHV) Displacement Ci: 305 cu in Displacement Liters: 5.0 L Performance Horsepower Hp: 170 hp @ 4000 rpm (approx.) Torque Lb Ft: 260 lb-ft @ 2400 rpm (approx.) Fuel System Fuel Delivery: Throttle Body Injection (TBI) Fuel Type: Unleaded Gasoline Recommended Octane: 87 🔧 Transmission Standard Transmission Type: 4-Speed Automatic (THM-700R4 / 4L60) Optional Optional Transmission: None offered for 1990 Brougham Features Transmission Fluid Type: Dexron-III (or equivalent) Transmission Fluid Capacity: Approximately 11.5 pints (5.75 quarts) dry fill, 4-5 pints for service fill (consult manual for exact) 📐 Dimensions Exterior Length In: 221.1 in Width In: 76.7 in Height In: 55.4 in Wheelbase In: 121.1 in Weights Curb Weight Lbs: Approximately 4,200 - 4,500 lbs (varies by equipment) 🛡️ Safety Features Ratings Federal Crash Test Rating: N/A (Official ratings not consistently published for this era in the same format as today) Active Features ABS: Optional Anti-lock Braking System (ABS) available Passive Features Seat Belts: Three-point automatic front seat belts, lap belts in rear Airbags: Driver-side airbag standard for 1990 model year 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette player, optional premium sound systems Climate Control: Manual or optional Automatic Climate Control (ACC) Driver Assistance Cruise Control: Standard feature Instrument Cluster: Analog gauges with digital odometer display 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 miles or 3 months (conventional oil); consult manual for synthetic oil recommendations Transmission Fluid Service: Every 30,000 miles or 24 months, or as needed based on driving conditions Coolant Flush: Every 30,000 miles or 24 months Fluid Specifications Engine Oil Type: API SG/CD or SF/CC, SAE 10W-30 or 10W-40 (check oil cap and manual for specific recommendations) Engine Oil Capacity: Approximately 5 quarts with filter change Coolant Type: GM Type 1 or Type 2 antifreeze/coolant (ethylene glycol-based) Brake Fluid Type: DOT 3 Known Issues Common Failures: Water pump leaks, starter motor failure, fuel pump issues, EGR valve problems, climate control actuator failures, window regulator issues Electrical Quirks: Corrosion in electrical connectors, failure of interior lighting and power accessories due to age 📚 Vehicle History Brand Heritage Cadillac Legacy: Cadillac, a division of General Motors, has a long history of producing luxury vehicles, known for comfort, style, and technological advancements. Model Evolution Brougham Lineage: The Brougham nameplate has been used by Cadillac for various large, luxurious sedans and coupes since the mid-20th century, evolving over generations. Production 1990 Brougham Context: The 1990 Brougham represented the final iteration of Cadillac's rear-wheel-drive, body-on-frame large sedan before the platform's discontinuation, often seen as a more traditional American luxury car. Manufacturing Location: Detroit, Michigan, USA (GM's Fleetwood Plant) 🏆 Awards & Recognition Recognitions Historical Perception: While specific awards for the 1990 Brougham are not widely publicized, Cadillac...