🏷️ Basic Information Identification Make: Pontiac Model: Grand Am Year: 1999 Generation: Third Generation (1999-2005) 👋 Introduction Market Position Positioning: The 1999 Pontiac Grand Am was positioned as a sporty, affordable compact car, often appealing to younger buyers or those seeking value. Competitive Analysis Competitors: Competed against vehicles like the Chevrolet Cavalier, Ford Escort, Honda Civic, and Toyota Corolla in the compact car segment. Key Features Features: Known for its distinctive styling (especially the Lumina-inspired front end), a range of engine options, and a relatively comfortable ride for its class. 📋 Manual Details Coverage Areas All Models And Trims: Yes Page Count Estimated Page Count: Extensive (typical for a full service manual, likely 1000+ pages) Manual Type Type: Factory Service and Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: Comprehensive coverage of all engine variants, including diagnostics, repair, and specifications. Control System: Engine control modules (ECM), powertrain control modules (PCM), and related sensor/actuator diagnostics. Mechanical: Detailed mechanical procedures for engine internals, drivetrain, suspension, and chassis components. Fuel System: Fuel delivery, injectors, pressure regulators, evaporative emission control (EVAP). Emission Control: Catalytic converters, oxygen sensors, EGR system, evaporative emissions. Intake Exhaust Cooling: Intake manifold, exhaust system, radiator, cooling fan, water pump, thermostat. Lube: Engine oil, filtration, oil pump, lubrication system maintenance. Ignition Starting Charging: Spark plugs, ignition coils, battery, alternator, starter motor, wiring. Automatic Transmission: Complete diagnostic and repair procedures for automatic transmissions. Manual Transmission: Complete diagnostic and repair procedures for manual transmissions. Drive Axle Suspension: CV joints, drive shafts, front and rear suspension components, alignment. Brakes: Hydraulic system, disc/drum brakes, ABS diagnostics and repair. Steering: Steering column, power steering system, rack and pinion assembly. Air Conditioning: Refrigerant system, compressor, A/C controls, diagnostic procedures. Restraint System: Airbag system diagnostics, seat belt mechanisms, Supplemental Restraint System (SRS). Electrical: Comprehensive coverage of the vehicle's electrical system. Multiplex Can Communication: Diagnostics and understanding of vehicle communication networks (e.g., CAN bus). Body And Trim: Exterior and interior components, doors, hood, glass, mirrors. Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, tune-ups. Diagnostics: Step-by-step diagnostic routines for all major systems, including troubleshooting flowcharts. Repair: Detailed instructions for the repair or replacement of virtually all vehicle components. Installation: Procedures for installing new or replacement parts. Wiring Schematics: Complete and detailed wiring diagrams for all electrical systems. Engine Mechanical Repair: Engine rebuild, timing belt/chain replacement, piston and ring service, valve servicing. Transmission Overhaul: Complete disassembly, inspection, repair, and reassembly of automatic and manual transmissions. Brake System Overhaul: Calipers, rotors, brake lines, master cylinder, ABS modulator service. Suspension Component Replacement: Struts, shocks, control arms, ball joints, bushings, sway bar links. Electrical Component Testing: Testing of sensors, actuators, relays, motors, and wiring harnesses. HVAC System Diagnosis: Refrigerant system servicing, compressor replacement, blower motor diagnostics, blend door actuator repair. Body Panel Alignment: Procedures for adjusting doors, hood, trunk, and fenders for proper fit and operation. Interior Trim Removal: Step-by-step instructions for removing and replacing interior panels, seats, and dashboard components. Technical Depth Depth: Factory-level, expert detail suitable for professional technicians and advanced DIYers. 📊 Manual Specifications File Format File Format: PDF Print Quality Printability: High quality, with ability to enlarge images and print specific pages. Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Options: The 1999 Grand Am was primarily offered with two main engine families: the 2.4L LD9 (150 hp) and the supercharged 3.4L L32 (175 hp) in the GT models. Earlier models may have featured the 2.3L Quad-4 variants. Performance Hp Torque 2.4L: Approx. 150 hp @ 6000 rpm, 155 lb-ft @ 4800 rpm (LD9) Hp Torque 3.4L Supercharged: Approx. 175 hp @ 4800 rpm, 205 lb-ft @ 3600 rpm (L32) Fuel System Fuel Delivery: Multi-port fuel injection (MPFI) for all engine options. 🔧 Transmission Standard Standard Transmission: A 5-speed manual transmission was typically standard on lower trims, while a 4-speed automatic was more common. Optional Optional Transmission: A 4-speed automatic transmission (likely the 4T65-E) was available on most models and standard on higher trims. Features Transmission Features: Some automatic transmissions may have offered a 'sport' or 'performance' shifting mode. 📐 Dimensions Exterior Wheelbase: Approximately 103.5 inches (2629 mm) Length: Approximately 190.4 inches (4836 mm) Width: Approximately 67.7 inches (1720 mm) Height: Approximately 55.1 inches (1400 mm) Weights Curb Weight: Varies by model and engine, generally around 3000-3300 lbs (1360-1495 kg). 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 4 Stars (for 1998-1999 models, as per available data) NHTSA Front Impact Passenger: 4 Stars (for 1998-1999 models, as per available data) Active Features ABS: Anti-lock Braking System (ABS) was available, often standard on higher trims or as an option. Passive Features Airbags: Driver and passenger front airbags were standard. Seatbelts: Front and rear seat belts, with driver and front passenger...