🏷️ Basic Information Identification Make: Sterling Model: 825 Year: 1988 👋 Introduction Market Position Market Segment: Luxury Mid-size Sedan Competitive Analysis Key Competitors 1988: Acura Legend, Buick LeSabre, Ford Taurus, Chrysler Fifth Avenue, Toyota Cressida, BMW 3 Series, Mercedes-Benz 190E Key Features Distinctive Attributes: Front-wheel drive, upscale interior appointments, powerful V6 engine, distinctive Italian styling (Pininfarina design), advanced (for its time) features. 📋 Manual Details Coverage Applicable Model Years: 1988 Applicable Engine Variants: 2.5L V6 (PG7) Type Manual Type: Repair Manual / Service Manual / Shop Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Systems Covered: General Information, Routine Maintenance, Engine Removal and Installation, Fuel System, Lubrication and Cooling System, Engine Specifications, Transmission, Drive Chain & Sprockets (N/A for this model), Steering System, Shocks (Suspension), Body Work, Intake & Exhaust, Electrical System, Advanced Troubleshooting Procedures Procedures Included: Diagnosis, Inspection, Repair, Maintenance, Overhaul, Component Replacement, Electrical Schematics, Torque Specifications, Fluid Capacities, Service Intervals Depth Technical Depth: Comprehensive; from basic maintenance to advanced diagnostics and repairs, suitable for professional technicians and experienced DIY enthusiasts. 📊 Manual Specifications File File Format: PDF File Quality: High-resolution, printable pages Searchability: Searchable text content for quick information retrieval Binding Binding Type: N/A (Digital Download) Paper Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: PG7 Engine Type: Naturally Aspirated SOHC V6 Displacement: 2.5 Liters (2494 cc) Performance Horsepower Estimated: 140 hp @ 5500 rpm Torque Estimated: 142 lb-ft @ 3500 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Cooling System Coolant Type: Proprietary coolant mix (refer to manual for specific type and capacity) Lubrication System Oil Capacity: Approximately 4.5 Quarts (4.2 Liters) with filter change (refer to manual for exact capacity and grade) Engine Specifications Bore X Stroke: 82.0 mm x 77.0 mm (approximate) Compression Ratio: 8.5:1 (approximate) 🔧 Transmission Standard Transmission Type: 4-speed Automatic Optional Optional Transmission: None offered for this model year. Features Transmission Fluid Type: Honda ATF-Z1 or equivalent (refer to manual for exact specification) Transmission Fluid Capacity: Approximately 3.0 Quarts (2.8 Liters) for a fluid change (refer to manual for exact capacity) Drive Type: Front-Wheel Drive (FWD) 📐 Dimensions Exterior Length: 188.1 inches (approximate) Width: 69.1 inches (approximate) Height: 54.7 inches (approximate) Wheelbase: 104.1 inches (approximate) Weights Curb Weight: 3,373 lbs (approximate) Gross Vehicle Weight Rating: 4,500 lbs (approximate) 🛡️ Safety Features Ratings NHTSA Crash Test Rating: N/A (Not widely tested by NHTSA in 1988 for this specific model; data may be extrapolated from similar vehicles of the era.) Active Features ABS: Available (Anti-lock Braking System) Passive Features Airbags: Driver airbag standard Seatbelts: 3-point front and rear seatbelts Brakes Front Brakes: Vented Disc Rear Brakes: Disc Wheels Tires Standard Tire Size: 205/60R15 Wheel Bolt Pattern: 5x114.3 mm (5x4.5 inches) 💡 Technology Features Infotainment Audio System: Premium sound system often featuring a cassette player and AM/FM radio, sometimes with an optional CD player. Brand may vary (e.g., Nakamichi on higher trims). Climate Control: Automatic climate control with electronic sensors was often available, a premium feature for the era. Cruise Control: Standard Driver Assistance Traction Control: Not typically available on the 1988 Sterling 825. Connectivity Connectivity Features: Limited to audio system inputs and basic vehicle controls; no modern connectivity like Bluetooth or USB. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000-7,500 miles or 6-12 months, whichever comes first (refer to manual for specific recommendation). Timing Belt Replacement: Recommended every 60,000-90,000 miles or 5-7 years due to potential for belt failure and catastrophic engine damage. Spark Plug Replacement: Typically every 30,000-60,000 miles, depending on spark plug type (refer to manual). Fluid Specifications Engine Oil Grade: API SG or SH, SAE 10W-30 or 5W-30 (refer to manual for exact specification and temperature range) Brake Fluid Type: DOT 3 or DOT 4 (refer to manual for exact specification) Power Steering Fluid Type: Honda PSF or Dexron II/III equivalent (refer to manual for exact specification) Known Issues Common Wear Items: CV joints, suspension bushings, exhaust system components, electronic sensors (e.g., TPS, MAP sensor), power window regulators. Potential Electrical Gremlins: Age-related degradation of wiring harnesses, connectors, and control modules can lead to intermittent electrical issues. Cooling System Concerns: Radiator leaks, thermostat failures, and coolant hose degradation are common with age. 📚 Vehicle History Brand Heritage Brand Origin: Sterling was a British luxury car marque created by British Leyland (later Rover Group) in the late 1980s to compete with Japanese luxury brands like Acura and Lexus. Model Evolution Platform Basis: The Sterling 825 was based on the Rover 800 series, which itself was a collaboration with Honda, utilizing the platform and drivetrain of the Honda Legend. Production Production Period: 1985-1998 (Rover 800 series globally); 1987-1991 (Sterling in North America) Manufacturing Location: United Kingdom (Rover Group) 🏆 Awards & Recognition Recognitions Automotive Journalism Mentions: Praised for its styling, comfortable ride, and refined...