The 1988 Chevrolet Corvette represents the fifth year of the C4 generation, featuring a 5.7L L98 V8 engine, 4-speed automatic or 4+3 manual transmission, advanced digital instrumentation, and improved suspension systems. This comprehensive manual covers owner's information, service procedures, maintenance schedules, and technical specifications for all 1988 Corvette models including coupe and convertible variants. Below are key sections for vehicle overview, specifications, operation, maintenance, troubleshooting, and technical reference.
The 1988 Corvette features significant refinements including improved Bosch ABS II brakes, revised suspension tuning, and the continued use of the L98 TPI (Tuned Port Injection) V8 engine producing 245 horsepower and 340 lb-ft of torque.
| Feature | Description |
|---|---|
| Engine | 5.7L L98 V8 with Tuned Port Injection |
| Transmission | 4-speed automatic or 4+3 manual overdrive |
| Brakes | 4-wheel disc with Bosch ABS II |
| Suspension | Independent front and rear with FX3 Selective Ride Control (optional) |
| Instrumentation | Digital dash with LCD displays |
| Body | Fiberglass composite, available as coupe or convertible |
| Fuel System | Multi-port fuel injection |
| Performance | 0-60 mph: 5.7 seconds (manual), Quarter mile: 14.1 seconds |
Familiarize yourself with the 1988 Corvette's advanced instrumentation and control systems before operation.
WARNING! Always fasten seat belts. The Corvette has high performance capabilities requiring attentive driving.
Regular maintenance is essential for optimal performance and longevity.
| Interval | Service Required |
|---|---|
| Every 3,000 miles | Oil and filter change |
| Every 6,000 miles | Rotate tires, inspect brakes |
| Every 15,000 miles | Replace air filter, check spark plugs |
| Every 30,000 miles | Replace fuel filter, inspect timing chain |
| Every 50,000 miles | Change automatic transmission fluid |
| Every 100,000 miles | Replace coolant, inspect water pump |
Basic service procedures for routine maintenance tasks.
The 1988 Corvette features advanced electrical systems requiring proper understanding.
CAUTION! Disconnect battery before performing electrical work to prevent shorts.
Detailed information about the L98 engine and transmission systems.
The 1988 Corvette features sophisticated suspension and braking systems.
| Component | Specification |
|---|---|
| Front Suspension | Independent with transverse fiberglass leaf spring |
| Rear Suspension | Independent with transverse fiberglass leaf spring |
| Shock Absorbers | Bilstein gas-charged (standard), FX3 electronic (optional) |
| Front Brakes | 11.5" vented discs with dual-piston calipers |
| Rear Brakes | 11.5" vented discs with single-piston calipers |
| ABS System | Bosch ABS II 4-wheel anti-lock system |
The 1988 Corvette interior combines luxury with advanced technology.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Battery, fuel pump, ignition | Check battery connections, listen for fuel pump, verify spark |
| Poor performance | Fuel filter, spark plugs, air filter | Replace fuel filter, check plugs and wires, inspect air filter |
| ABS light on | Wheel sensors, hydraulic unit | Check wheel sensor connections, inspect tone rings |
| Overheating | Coolant level, thermostat, water pump | Check coolant level, test thermostat, inspect water pump |
| Electrical issues | Battery, alternator, grounds | Test battery and alternator output, check ground connections |
Technical Support: Contact Chevrolet dealership or certified Corvette specialist for complex issues.
Parts Availability: Many 1988 Corvette parts remain available through GM and aftermarket suppliers.