🏷️ Basic Information Identification Make: Chevrolet Model: Impala Model Generation: Eighth Generation Codes Platform: W-body (GMT360) Production Code: GMT360 👋 Introduction Market Position Segment: Full-size Sedan Target Audience: Families, commuters, those seeking comfort and space Competitive Analysis Key Competitors: Ford Five Hundred/Taurus, Toyota Avalon, Chrysler 300, Dodge Charger Key Features Design Philosophy: Evolutionary design, focus on comfort, space, and V8 power option Distinguishing Attributes: Available 5.3L V8, spacious interior, comfortable ride 📋 Manual Details Coverage Areas Regions Covered: United States and Canada Page Count Estimated Page Count: 2000+ Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format File Format: PDF 📖 Manual Coverage Systems Covered Engine: 2.8L V6 (LP1), 3.5L V6 (LZ4), 3.9L V6 (LZ9), 5.3L V8 (LS4) Transmission: 4-speed Automatic (4T65-E), 6-speed Automatic (6T70) Brakes: ABS, Traction Control, StabiliTrak (if equipped) Suspension Steering: Front MacPherson Struts, Rear Multi-link Independent Suspension, Power Steering Electrical: Wiring Diagrams, Charging System, Starting System, Lighting, Body Control Module (BCM), Powertrain Control Module (PCM), Infotainment System HVAC: Air Conditioning, Heater, Climate Control System Body Chassis: Body Exterior and Interior Components, Frame, Doors, Glass, Seats Procedures Included Maintenance: Oil Changes, Filter Replacements, Fluid Checks and Replenishments, Spark Plug Replacement, Belt Replacement Diagnostics: Troubleshooting Guides, Diagnostic Trouble Codes (DTCs), Circuit Testing Repair: Engine Overhaul, Transmission Rebuild, Brake Component Replacement, Suspension Component Replacement, Electrical Component Repair, Body Panel Repair Removal Installation: Component removal and installation procedures for all major systems Technical Depth Depth: Comprehensive (from basic maintenance to full engine/transmission rebuilds and complex electrical diagnostics) Detail Level: Detailed step-by-step instructions, torque specifications, diagnostic flowcharts, wiring diagrams 📊 Manual Specifications File Format File Type: PDF Print Quality Scalability: Scalable for clear viewing and printing Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) Compatibility Operating Systems: Windows (95, 98, ME, XP, Vista, 7, 8, 8.1, 10), Linux, macOS, iOS, Android Searchability Text Search: Searchable Text (if OCR'd or natively digital) ⚙️ Engine Specifications Primary Engine Base Engine: 2.8L V6 (LP1) Mid Engine: 3.5L V6 (LZ4) Performance Engine: 3.9L V6 (LZ9) Halo Engine: 5.3L V8 (LS4) Performance Horsepower 2.8L: 196 hp @ 6000 rpm Torque 2.8L: 203 lb-ft @ 4000 rpm Horsepower 3.5L: 211 hp @ 5200 rpm Torque 3.5L: 223 lb-ft @ 4000 rpm Horsepower 3.9L: 242 hp @ 6000 rpm Torque 3.9L: 242 lb-ft @ 4700 rpm Horsepower 5.3L V8: 303 hp @ 5600 rpm Torque 5.3L V8: 323 lb-ft @ 4400 rpm Fuel System Injection Type: Sequential Fuel Injection (SFI) Fuel Requirement: Regular Unleaded Gasoline (87 Octane), Premium recommended for 5.3L V8 for optimal performance 🔧 Transmission Standard Base Transmission: 4-speed Automatic (4T65-E) Optional Premium Transmission: 6-speed Automatic (6T70) - Primarily with 3.9L and 5.3L engines Features Driver Shift Control: Driver Shift Control with Tap-Up/Tap-Down manual shifting capability Fluid Type Fluid Spec 4T65E: Dexron VI or equivalent Fluid Spec 6T70: Dexron VI or equivalent 📐 Dimensions Exterior Length: Approx. 200.0 inches Width: Approx. 72.7 inches Height: Approx. 57.7 inches Wheelbase: Approx. 110.5 inches Interior Passenger Volume: Approx. 104.0 cu ft Cargo Trunk Volume: Approx. 16.7 cu ft Weights Curb Weight Base: Approx. 3700 lbs Curb Weight V8: Approx. 3900 lbs 🛡️ Safety Features Ratings NHTSA Front Driver 2006-08: 5 Stars NHTSA Front Passenger 2006-08: 5 Stars NHTSA Side Driver 2006-08: 5 Stars NHTSA Side Passenger 2006-08: 5 Stars NHTSA Rollover 2006-08: 4 Stars IIHS Front 2006-08: Good IIHS Side 2006-08: Good IIHS Rear 2006-08: Good Active Features Traction Control: Standard Stability Control: StabiliTrak (Optional/Standard on some trims/years) Passive Features Airbags: Frontal, Side-impact, Curtain (if equipped) Seatbelts: 3-point seatbelts with pretensioners 💡 Technology Features Infotainment Audio System: Standard AM/FM stereo with CD player, optional premium audio systems (e.g., Bose), MP3 playback capability. Navigation: Optional factory-installed navigation system available on higher trims. Driver Assistance Parking Assist: Optional rear parking assist sensors available. Connectivity Auxiliary Input: Standard or optional auxiliary audio input jack for connecting external music devices. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000-7,500 miles or 6-12 months, depending on driving conditions and oil type used (refer to manual for specifics). Tire Rotation: Every 7,500 miles Spark Plug Replacement V6: Approx. 100,000 miles (Long-life plugs) Transmission Fluid Change: Recommended around 60,000-100,000 miles or as indicated by fluid condition and manual recommendations. Fluid Specifications Engine Oil Spec: SAE 5W-30 (for all engines) Coolant Spec: GM P/N 12346290 (Orange), meeting GM6277M specifications (Extended Life Coolant) Brake Fluid Spec: DOT 3 Known Issues Engine Oil Leaks: Potential for oil leaks from valve cover gaskets and oil pan gaskets, especially on higher mileage vehicles. Transmission Harsh Shifting: Some instances of harsh shifting or delayed engagement reported, often related to transmission fluid/filter service or solenoid issues. Powertrain Control Module (PCM) Issues: Potential for PCM or related sensor failures leading to check engine lights or drivability issues. ABS Wheel Speed Sensors: Failure of ABS wheel...