The 1988 Ford Bronco is a full-size SUV featuring four-wheel drive capability, available in multiple trim levels including the XLT and Eddie Bauer editions. This service manual covers maintenance, repair procedures, specifications, and troubleshooting for all major systems including engine, transmission, drivetrain, suspension, brakes, electrical, and body components. Below are key sections for technical specifications, maintenance schedules, repair procedures, and troubleshooting guides.
Key technical specifications for the 1988 Ford Bronco including engine options, dimensions, capacities, and performance data.
| Specification | Description |
|---|---|
| Engine Options | 5.0L V8, 5.8L V8, 7.5L V8 |
| Transmission | 4-speed manual, 3-speed automatic, 4-speed automatic |
| Wheelbase | 104.7 inches |
| Overall Length | 180.5 inches |
| Curb Weight | 4,300 - 4,800 lbs |
| Fuel Capacity | 33 gallons |
| Towing Capacity | 6,000 - 7,500 lbs |
| Four-Wheel Drive | Part-time 4WD system with manual locking hubs |
| Brake System | Front disc, rear drum with power assist |
| Electrical System | 12-volt, 65-amp alternator |
Recommended maintenance intervals for optimal performance and longevity.
WARNING! Always use manufacturer-recommended fluids and follow proper safety procedures when performing maintenance.
Detailed service procedures for engine components and systems.
Service procedures for manual and automatic transmissions, transfer case, and differentials.
Manual Transmission: Clutch adjustment, gear oil specifications, shift linkage adjustment.
Automatic Transmission: Fluid type and capacity, band adjustments, valve body service.
Transfer Case: Borg-Warner 1345 service procedures, chain replacement.
Differentials: Dana 44 front, Ford 8.8 rear axle service, gear pattern checking.
Driveshaft: U-joint replacement, balancing procedures.
Twin-Traction Beam front suspension service and power steering system maintenance.
Tip: Always use proper jack stands and safety equipment when working under vehicle.
Hydraulic brake system service including disc and drum brake procedures.
WARNING! Always test brake system thoroughly after service before road use.
Wiring diagrams, component testing, and repair procedures for all electrical systems.
| System | Service Procedures |
|---|---|
| Starting System | Starter testing, solenoid replacement |
| Charging System | Alternator testing, voltage regulator service |
| Ignition System | Distributor cap, rotor, ignition module testing |
| Lighting | Headlight adjustment, bulb replacement |
| Instrument Cluster | Gauge testing, speedometer cable service |
| Accessories | Power windows, door locks, radio service |
Body panel replacement, trim service, and interior component repair.
Body Structure: Frame inspection, body mount replacement
Doors & Windows: Window regulator service, door latch adjustment
Seats & Trim: Seat track repair, upholstery replacement
HVAC System: Heater core replacement, A/C compressor service
Glass: Windshield replacement procedure
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Fuel delivery, ignition failure | Check fuel pressure, spark, ignition timing |
| Poor fuel economy | Carburetor adjustment, timing | Adjust carburetor mixture, check ignition timing |
| Transmission slipping | Low fluid, worn bands | Check fluid level, adjust bands if applicable |
| Four-wheel drive not engaging | Vacuum system, shift motor | Check vacuum lines, test shift motor |
| Brake pulling | Stuck caliper, contaminated pads | Inspect calipers, replace brake components |
| Electrical issues | Ground connections, alternator | Check grounds, test charging system |
Diagnostic Procedures: Use factory diagnostic flow charts for systematic troubleshooting.
Factory-issued service bulletins addressing common issues and updated repair procedures.
Service Information: Contact Ford Motor Company for latest technical service bulletins.