🏷️ Basic Information Identification Make: Pontiac Model: Grand Prix Year: 2003 👋 Introduction Market Position Segment: Mid-size sedan/coupe Target Audience: Families and individuals seeking a comfortable and stylish domestic sedan. Competitive Analysis Key Competitors: Ford Taurus, Chevrolet Impala, Toyota Camry, Honda Accord. Key Features Design Philosophy: Emphasis on sporty styling for its class and comfortable interior. Performance Variants: Offered with V6 engines, including a supercharged option for higher performance. 📋 Manual Details Coverage Areas Primary Coverage: 2003 Pontiac Grand Prix Owner's Manual Language: English Manual Type Type: Owner's Manual Format Format: Printed 📖 Manual Coverage Systems Covered Powertrain Overview: Covers engine operation, transmission basics, and fuel system. Chassis Systems: Includes information on brakes, steering, and suspension. Electrical Systems: Details on lighting, instrumentation, and basic electrical components. Interior Features: Operation of climate control, audio systems, and comfort features. Safety Features: Explanation of airbags, seatbelts, child seat installation, and ABS. Procedures Included Basic Operation: Step-by-step instructions for starting, driving, and parking. Dashboard Controls: Identification and function of all dashboard indicators and controls. Maintenance Checks: Guidance on checking fluid levels, tire pressure, and wiper blades. Troubleshooting Guidance: Basic advice on common warning lights and simple issues. Technical Depth Depth: Focuses on owner-level operation, maintenance, and safety, not advanced diagnostics or repair. 📊 Manual Specifications File Format Media Type: Printed booklet Print Quality Quality: Standard print quality for owner's manuals Binding Type Binding: Stapled or perfect bound Paper Type Paper: Standard paper stock ⚙️ Engine Specifications Primary Engine Base Engine Displacement: 3.8L Base Engine Type: Naturally Aspirated V6 Base Engine Horsepower: 200 hp @ 5200 rpm Base Engine Torque: 230 lb-ft @ 3600 rpm Optional Engine Supercharged Engine Displacement: 3.8L Supercharged Engine Type: Supercharged V6 (GT/GTP models) Supercharged Engine Horsepower: 240 hp @ 5200 rpm (GT) / 260 hp @ 5200 rpm (GTP) Supercharged Engine Torque: 280 lb-ft @ 3600 rpm (GT) / 287 lb-ft @ 3600 rpm (GTP) Fuel System Fuel Delivery: Sequential Fuel Injection (SFI) Fuel Type: 87 Octane Unleaded Gasoline Recommended Engine Codes Base Engine Code: L36 Supercharged Engine Code: L67 🔧 Transmission Standard Transmission Type: 4-Speed Automatic Transmission Control: Electronic Optional Optional Transmission: N/A for 2003 model year Features Transmission Features: Includes a 'Driver Shift Control' manual mode for some trims. 📐 Dimensions Exterior Length: 199.7 inches Width: 71.4 inches Height: 56.2 inches Wheelbase: 107.5 inches Interior Front Headroom: 38.6 inches Rear Headroom: 37.7 inches Front Legroom: 42.2 inches Rear Legroom: 37.0 inches Cargo Trunk Volume: 16.0 cubic feet Weights Curb Weight Base: 3437 lbs Curb Weight Supercharged: 3540 lbs 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5 Stars NHTSA Front Impact Passenger: 5 Stars NHTSA Side Impact Front Seat: 5 Stars NHTSA Side Impact Rear Seat: 4 Stars Active Features ABS: Standard on all models. Traction Control: Available on GTP models. Passive Features Airbags: Dual front airbags, available side-impact airbags. Seatbelts: Front and rear three-point seatbelts, pretensioners. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with cassette and CD player, optional Monsoon premium audio system. Climate Control: Manual or optional dual-zone automatic climate control. Driver Assistance Cruise Control: Standard feature. Connectivity Onstar Availability: Optional OnStar service available. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 6 months, whichever comes first (synthetic oil recommended). Tire Rotation Interval: Every 7,500 miles. Coolant Change Interval: Every 100,000 miles or 5 years (Dex-Cool). Spark Plug Replacement Interval: 100,000 miles (Platinum or Iridium type). Fluid Specifications Engine Oil Type: SAE 5W-30 (Dexos approved or equivalent, consult manual for specific GM specs). Coolant Type: GM P/N 12346290 (Orange, Long-Life/Dex-Cool) or equivalent. Transmission Fluid Type: Dexron III-H Automatic Transmission Fluid (ATF). Brake Fluid Type: DOT 3. Known Issues Common Issue 1: Intake manifold gasket leaks (especially on the 3800 Series II L36 engine). Common Issue 2: Alternator failure (often preemptive replacement advised). Common Issue 3: Fuel pump relay issues. Common Issue 4: Power steering pump leaks or noise. Common Issue 5: Transmission solenoid issues (may cause shifting problems). 📚 Vehicle History Brand Heritage Pontiac Legacy: Pontiac was known for performance-oriented vehicles and distinctive styling within the General Motors portfolio. Model Evolution Third Generation Launch: The third generation Grand Prix, introduced for the 1997 model year, moved to the W-body platform, offering both sedan and coupe body styles. 2003 Updates: Minor cosmetic updates and equipment revisions for the 2003 model year. Production Manufacturing Plant: General Motors' Detroit/Hamtramck Assembly plant. 🏆 Awards & Recognition Recognitions Safety Awards: Often received good safety ratings from NHTSA for its era, as reflected in the data.