🏷️ Basic Information Identification Make: Oldsmobile Model: Aurora Year: 2001-2003 Codes Platform: GM G platform (GMT325) Chassis Code: GMT325 👋 Introduction Market Position Target Audience: DIY enthusiasts, independent repair shops, Oldsmobile Aurora owners seeking comprehensive repair information. Competitive Analysis Advantage: Provides dealer-level technical data, covering all repair scenarios comprehensively, which is superior to generic Haynes or Chilton manuals. Key Features Dealer Equivalent: Authentic factory service data, identical to what is used by authorized Oldsmobile technicians. Comprehensiveness: Covers every service and repair imaginable, from routine maintenance to complete component overhauls. 📋 Manual Details Coverage Areas Engine Mechanical: Yes Engine Electrical: Yes Emission Control: Yes Fuel System: Yes Clutch System: Yes Manual Transaxle: Yes Automatic Transaxle: Yes Driveshaft Axle: Yes Suspension System: Yes Steering System: Yes Restraint System: Yes Brake System: Yes Body Interior: Yes Body Exterior: Yes Body Electrical: Yes HVAC System: Yes Page Count Estimated Pages: Approx. 2000-3000+ Manual Type Type: Factory Service Manual / Workshop Repair Manual Language Language: English Format Format: PDF Searchability: Searchable Text Index: Yes (Internal PDF Index) 📖 Manual Coverage Systems Covered Powertrain: Engine (mechanical & electrical), fuel, emission control, clutch, manual transaxle, automatic transaxle, driveshaft & axle Chassis: Suspension, steering, brakes Body And Comfort: Body (interior & exterior), restraint systems, HVAC Electrical: Engine electrical, body electrical systems Procedures Included Maintenance: Oil changes, fluid checks/changes, filter replacements, tune-ups, belt replacement Diagnostics: Troubleshooting guides, symptom-based diagnostics, diagnostic trouble codes (DTCs) interpretation Repair Rebuild: Engine rebuilds, transmission overhauls, suspension component replacement, brake caliper repair, body panel repair, HVAC component replacement Component Replacement: Removal and installation procedures for all major and minor components Wiring Diagrams: Comprehensive electrical circuit diagrams Technical Depth Depth: Comprehensive: from basic DIY tasks to complex dealership-level repairs and diagnostics 📊 Manual Specifications File Format Quality: High-resolution, clear text and diagrams Print Quality Printability: Printable pages for use in a workshop environment Binding Type Binding: N/A (Digital PDF) Paper Type Paper: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Option 1: 3.5L L85 V6 (VIN 1) Engine Option 2: 4.0L L47 "Shortstar" V8 (VIN E) Performance 3.5L Horsepower 3.5L: 215 hp @ 5600 rpm Torque 3.5L: 236 lb-ft @ 4000 rpm Performance 4.0L Horsepower 4.0L: 270 hp @ 6000 rpm Torque 4.0L: 293 lb-ft @ 4400 rpm Fuel System System Type: Sequential Fuel Injection (SFI) Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher recommended for L47 V8, 87 octane for L85 V6) Cooling System Capacity 3.5L: 10.8 US quarts (10.2 L) Capacity 4.0L: 12.4 US quarts (11.7 L) Oil Capacity Capacity 3.5L: 5.0 US quarts (4.7 L) with filter Capacity 4.0L: 7.0 US quarts (6.6 L) with filter Ignition System Type: Distributorless Ignition System (DIS) with Coil-on-Plug (COP) 🔧 Transmission Standard Transaxle Option 1: 4-speed Automatic Transaxle (4T65-E) Optional Transaxle Option 2: N/A (Manual transmission was not offered on Aurora during these years) Features Automatic Features: Driver Shift Control (selectable gear positions), Adaptive Shift Control Fluid Specifications Automatic Transaxle Fluid: Dexron III or Dexron VI (as specified by GM service bulletin) 📐 Dimensions Exterior Length: 203.7 inches (5174 mm) Width: 75.1 inches (1908 mm) Height: 56.7 inches (1440 mm) Wheelbase Wheelbase: 110.2 inches (2799 mm) Weights Curb Weight Approx: 3700-4000 lbs (1680-1815 kg) depending on engine and options Gross Vehicle Weight Rating: Varies by configuration, consult vehicle placard 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-star (2001 models) NHTSA Front Impact Passenger: 5-star (2001 models) IIHS Frontal Offset: Good (2001 models) Active Features ABS: Standard Traction Control: Standard on most models Stabili Trak: Optional on some models Passive Features Airbags: Driver and front passenger airbags standard; optional side-impact airbags Seat Belts: 3-point inertia-reel seat belts with pretensioners 💡 Technology Features Infotainment Audio System: Bose premium audio system with CD player and cassette deck; optional CD changer. Climate Control: Dual-zone automatic climate control Instrument Cluster: Analog gauges with driver information center (DIC) Driver Assistance Cruise Control: Standard electronic cruise control Parking Assist: Optional rear parking assist sensors (Ultrasonic). Connectivity Onstar: Optional OnStar telematics system 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles (12,000 km) or 6 months, whichever comes first (using synthetic oil recommended). Air Filter Replacement: Every 30,000 miles (48,000 km) or as needed based on driving conditions. Coolant Flush: Every 50,000 miles (80,000 km) or 5 years. Transmission Fluid Change: Every 50,000 miles (80,000 km) or 4 years (under normal driving conditions). Fluid Specifications Engine Oil: SAE 5W-30 (synthetic blend or full synthetic recommended for optimal performance and longevity) Coolant: GM P/N 12378395 (or equivalent) orange coolant (50/50 mix with distilled water) Brake Fluid: DOT 3 Known Issues Common Issue 1: Intake manifold gasket leaks (especially on Northstar V8 engines), leading to coolant loss. Common Issue 2: Head gasket failures or blown head bolts (particularly on early Northstar engines, though less common in 2001+ models). Common Issue 3: EGR...