Segment Placement:
Mid-size sedan known for its sporty handling and distinctive styling, often positioned as a performance-oriented alternative in its class.
Key Competitors 1991:
Honda Accord, Toyota Camry, Nissan Altima, Mazda MX-6, Ford Tempo, Chevrolet Lumina.
Distinctive Attributes:
Available advanced engine options (especially the turbocharged model), sophisticated independent suspension, aerodynamic design, and often a driver-focused interior.
Intended Audience:
Professional automotive technicians, dealership service departments, and advanced DIY enthusiasts undertaking complex repairs and maintenance.
Engine Coverage:
All 1991 Galant engine variants, including 4G63 2.0L SOHC, 4G63T 2.0L DOHC Turbocharged, and potentially 6G71 2.5L V6 SOHC depending on market.
Transmission Coverage:
Manual and Automatic transmissions.
Chassis Coverage:
Suspension, steering, brakes, body structure, exhaust system.
Electrical Coverage:
Complete electrical system diagrams, lighting, ignition, charging, starting, accessories, and electronic control units (ECUs).
Estimated Pages:
1000+ pages (typical for comprehensive factory service manuals)
Manual Classification:
Factory Service Manual / Repair Manual
Digital Format:
PDF Download
Powertrain Systems:
Engine mechanical (assembly, disassembly, overhaul), fuel system (injection, pump, injectors), ignition system, cooling system, lubrication system, emissions control.
Drivetrain Systems:
Manual transmission overhaul, automatic transmission diagnosis and repair, clutch operation, drive axles, differentials.
Chassis Systems:
Front and rear suspension (struts, control arms, bushings), steering system (rack and pinion, power steering), brake system (disc and drum, ABS diagnostics if applicable), wheel alignment specifications.
Body And Interior:
Body panel removal and installation, interior trim, door mechanisms, glass, seals, seat adjustments.
Electrical And Electronics:
Wiring diagrams for all circuits, starter system, charging system (alternator), lighting (headlights, taillights, interior), instrument cluster, diagnostic connectors, ECU pinouts.
Maintenance Procedures:
Oil and filter changes, fluid level checks and top-offs, spark plug replacement, air filter replacement, coolant flush, timing belt replacement, brake pad/shoe replacement.
Diagnostic Procedures:
Troubleshooting guides for common symptoms (e.g., no start, rough idle, poor performance), diagnostic trouble codes (DTCs) interpretation (if OBD-I), electrical circuit testing, fuel pressure testing.
Repair Procedures:
Detailed step-by-step instructions for component removal, installation, and overhaul for all major vehicle systems.
Technical Specifications Data:
Torque specifications for all fasteners, engine timing settings, valve clearances, fluid capacities, component tolerances, electrical resistance values.
Depth Of Coverage:
Comprehensive, suitable for professional technicians and experienced DIY mechanics. Covers complete engine and transmission rebuilds, detailed electrical diagnostics, and bodywork repairs.
PDF Features:
Searchable text, bookmark navigation, printable pages.
Image Resolution:
High-resolution scans ensuring clarity of diagrams and text.
Binding:
Not Applicable (Digital Download)
Paper Quality:
Not Applicable (Digital Download)
Engine Displacement 1:
2.0 Liters (1998 cc)
Engine Configuration 1:
Inline 4-cylinder, DOHC (Double Overhead Camshaft)
Engine Aspirated 1:
Naturally Aspirated
Engine Power 1:
~135-140 hp @ 6000 rpm (varies by market and specific tune)
Engine Torque 1:
~125-130 lb-ft @ 4000 rpm (varies by market and specific tune)
Engine Displacement 2:
2.0 Liters (1998 cc)
Engine Configuration 2:
Inline 4-cylinder, DOHC (Double Overhead Camshaft)
Engine Aspirated 2:
Turbocharged, Intercooled
Engine Power 2:
~195 hp @ 6000 rpm (GSX/GSi-T models)
Engine Torque 2:
~203 lb-ft @ 2500 rpm (GSX/GSi-T models)
Fuel Delivery System:
Electronic Fuel Injection (EFI)
Fuel Type Requirement:
Unleaded gasoline (Octane rating specified in manual)
Timing Belt Drive:
Yes, DOHC engines utilize a timing belt.
Standard Transmission Type:
5-speed Manual Transmission
Optional Transmission Type:
4-speed Automatic Transmission
AWD Availability:
All-Wheel Drive (AWD) available on performance models (e.g., GSX) often with a viscous coupling center differential.
Manual Transmission Fluid Type:
API GL-4 gear oil (e.g., SAE 75W-90, specific viscosity may vary)
Automatic Transmission Fluid Type:
Mitsubishi DiaQueen SP-III or equivalent ATF (Automatic Transmission Fluid)
Length:
Approx. 178.7 inches (4539 mm)
Width:
Approx. 67.7 inches (1720 mm)
Height:
Approx. 53.9 inches (1370 mm)
Wheelbase:
Approx. 100.4 inches (2550 mm)
Curb Weight:
Varies by trim and drivetrain, typically 2800-3200 lbs (1270-1450 kg)
Gross Vehicle Weight Rating:
Specified in vehicle's owner's manual or VIN plate.
NHTSA Crash Test Data:
Limited publicly available specific NHTSA ratings for this model year, but generally built to contemporary safety standards.
Anti Lock Braking System:
Available on higher trims (e.g., GSX, GLE) and often standard on turbocharged models.
Seatbelts:
Three-point front and rear seatbelts.
Airbags:
Driver's side airbag typically standard on most trims by this year; passenger airbag may be optional or absent depending on market and trim.
Audio System:
Factory AM/FM stereo with cassette player, often with optional CD player. Speaker configurations varied by trim level.
Cruise Control:
Available on most trims, providing speed regulation.
Diagnostic Port:
OBD-I (On-Board Diagnostics, First Generation) connector, typically located under the dashboard or in the engine bay, requiring specific scan tools or jumper procedures for code retrieval.
Engine Oil And Filter Change:
Every 3,000 - 5,000 miles (4,800 - 8,000 km) or 3-6 months, depending on driving conditions (refer to manual for precise intervals).
Timing Belt Replacement:
Typically every 60,000 - 90,000 miles (96,000 - 145,000 km). Crucial for 4G63/4G63T engines; failure can cause severe engine damage.
Spark Plug Replacement:
Every 30,000 miles (48,000 km) for standard spark plugs, longer for platinum/iridium plugs.
Engine Coolant Type:
Ethylene glycol-based coolant, typically a 50/50 mixture with distilled water. Refer to manual for specific Mitsubishi coolant type (e.g., Mitsubishi Super Long Life Coolant or equivalent).
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid (consult manual for precise specification).
Power Steering Fluid Type:
Typically ATF Dexron-II or a specific Mitsubishi power steering fluid.
Engine Reliability:
Generally robust engines, but timing belt maintenance is critical. Turbocharged models may experience issues related to turbocharger wear or intercooler leaks if not properly maintained. Potential for head gasket issues with age and high mileage.
Suspension Components:
Worn control arm bushings, ball joints, and struts are common wear items over time due to road conditions and age.
Electrical Systems:
Corrosion in connectors, failing relays, and aging sensors can cause various electrical gremlins. Dashboard warning lights and instrument cluster issues can occur.
Exhaust System:
Rust and corrosion on exhaust components, especially in regions with salt use, leading to leaks or failure.
Mitsubishi Motors Legacy:
Mitsubishi has a history dating back to the early 20th century, with a significant presence in automotive manufacturing since the mid-1960s, known for robust engineering and innovative technologies.
Galant Generation Transition:
The 1991 model represents the fifth generation (E3_A) of the Mitsubishi Galant, which was a significant departure in styling and engineering from its predecessor, introducing more aerodynamic lines and advanced powertrain options.
Manufacturing Locations:
Primarily manufactured in Japan.
