Positioning:
Premium personal luxury coupe, competing with Lincoln Mark VII and Chrysler Cordoba during its earlier iterations, and later with European luxury coupes.
Key Competitors 1992:
Lincoln Mark VII, possibly some European imports like BMW 8 Series (though at a higher price point).
Design Philosophy:
Focus on comfort, quiet ride, powerful engine, and distinctive styling associated with Cadillac's luxury image.
Accessibility To Owners:
Designed to empower owners to perform their own maintenance and repairs, saving money and fostering self-sufficiency.
Engine Mechanical:
Engine assembly, disassembly, inspection, repair of all internal and external components
Engine Performance:
Fuel system, ignition system, emission control systems, cooling system, lubrication system
Transmission:
Automatic transmission repair, overhaul, diagnostics, and fluid service
Drivetrain:
Front-wheel drive system, axle shafts, CV joints, differential
Suspension:
Front and rear suspension systems, components, alignment, shock absorbers, struts
Steering:
Power steering system, steering column, rack and pinion assembly
Brakes:
Brake system diagnosis, repair, hydraulic components, ABS system (if equipped), rotor and pad replacement
Electrical System:
Battery, charging system, starting system, lighting, fuses, relays, wiring diagrams, diagnostics
HVAC:
Heating, Ventilation, and Air Conditioning system service, diagnosis, and component replacement
Body And Interior:
Body panels, doors, windows, interior trim, seats, security system
Chassis And Frame:
Frame inspection, repair, and associated components
Maintenance:
Oil changes, filter replacements, fluid checks and top-offs, tune-ups, belt and hose inspection
Troubleshooting:
Step-by-step diagnostic procedures for common and uncommon issues
Repair:
Detailed instructions for component removal, disassembly, repair, reassembly, and installation
Diagnostics:
Fault code interpretation, electrical testing, mechanical testing procedures
Depth:
Comprehensive from basic maintenance to complete engine and transmission overhauls
Engine Code:
L08 (4.9L V8)
Engine Type:
V8, Overhead Valve (OHV)
Displacement:
4.9 Liters (300 cu. in.)
Bore X Stroke:
4.00 in x 3.00 in (101.6 mm x 76.2 mm)
Horsepower Gross:
200 hp @ 4000 rpm
Torque Gross:
275 lb-ft @ 2400 rpm
Fuel Delivery:
Multi-port Fuel Injection (MPFI)
Fuel Type:
87 Octane Unleaded Gasoline
Oil Capacity:
4.5 Quarts (4.3 Liters) with filter change
Recommended Oil Viscosity:
SAE 5W-30
Transmission Type:
4-speed automatic
Transmission Code:
4T60-E
Gear Ratios Approximate:
1st: 2.92:1, 2nd: 1.56:1, 3rd: 1.00:1, 4th: 0.70:1, Reverse: 2.48:1
Transmission Fluid:
Dexron III (or equivalent)
Transmission Fluid Capacity:
Approximately 7.0 Quarts (6.6 Liters) for a pan drop and fill
Length:
Approx. 202.5 inches (5144 mm)
Width:
Approx. 72.4 inches (1839 mm)
Height:
Approx. 54.2 inches (1377 mm)
Wheelbase:
Approx. 110.8 inches (2814 mm)
Curb Weight:
Approx. 3,800 - 4,000 lbs (1724 - 1814 kg), varies by trim and options
Airbags:
Driver and passenger airbags were becoming standard, check specific vehicle for exact fitment.
Seatbelts:
Front and rear seat belts with shoulder restraints.
ABS:
Anti-lock Braking System (ABS) available/standard depending on trim.
Traction Control:
Optional Traction Control System (TCS) may have been available.
Audio System:
Premium Delco Bose sound system often available as an option, with cassette and AM/FM stereo.
Climate Control:
Automatic Climate Control (ACC) often available, offering set-and-forget temperature management.
Cruise Control:
Standard feature.
Keyless Entry:
Optional Keyless Entry System.
Diagnostic Ports:
OBD-I diagnostic connector, requiring specific scan tools or jumper procedures for codes.
Oil Change Interval:
Consult manual, typically 3,000-5,000 miles (4,800-8,000 km) or 6 months, whichever comes first, depending on driving conditions.
Transmission Fluid Change:
Consult manual, typically every 30,000-50,000 miles (48,000-80,000 km) or as recommended by driving conditions.
Coolant Change:
Consult manual, typically every 30,000 miles (48,000 km) or 2 years.
Power Steering Fluid:
Dexron III (or equivalent)
Common Problems General:
Potential for power steering leaks, early ABS sensor failures, HVAC blend door actuator issues, and general wear and tear on suspension components due to age.
Engine Specific Issues:
The 4.9L V8 is generally robust, but can experience intake manifold gasket leaks or spark plug thread issues (P.O.S.T. - Platinum/Original Spark Plug Threading).
