The 1987 Ford Bronco is a full-size SUV featuring four-wheel drive capability, available with either the 4.9L inline-six or 5.0L V8 engine, automatic or manual transmission options, and rugged body-on-frame construction. This comprehensive repair manual covers maintenance procedures, troubleshooting, component replacement, and service specifications for all major systems including engine, transmission, suspension, brakes, electrical, and body components.
Key specifications for the 1987 Ford Bronco including engine options, dimensions, and capacities.
| Specification | Details |
|---|---|
| Engine Options | 4.9L I6 (300 CID), 5.0L V8 (302 CID) |
| Transmission | 4-speed manual, 3-speed automatic |
| Wheelbase | 104.7 inches |
| Overall Length | 180.5 inches |
| Fuel Capacity | 33 gallons |
| Transfer Case | Borg-Warner 13-45 manual shift |
| Front Axle | Dana 44 Twin-Traction Beam |
| Rear Axle | Ford 8.8-inch |
| Curb Weight | 4,200-4,600 lbs |
| Towing Capacity | 6,000 lbs (properly equipped) |
Comprehensive engine service procedures for both 4.9L I6 and 5.0L V8 engines.
WARNING! Always disconnect battery before working on electrical components. Allow engine to cool completely before opening cooling system.
Service procedures for manual and automatic transmissions, transfer case, and differentials.
CAUTION! Use proper jack stands when working underneath vehicle. Transmission fluid may be hot after operation.
Complete brake system service including hydraulic systems, drums, discs, and parking brake.
Front Brakes: Disc brake pad replacement, caliper service, rotor machining specifications. Rear Brakes: Drum brake shoe replacement, wheel cylinder service, adjustment procedures. Master Cylinder: Bench bleeding and installation. Brake Lines: Steel and rubber line inspection and replacement. Parking Brake: Cable adjustment and component service.
Wiring diagrams, component testing, and repair procedures for all electrical systems.
Tip: Always use wiring diagrams for accurate circuit troubleshooting. Test circuits with multimeter before component replacement.
Body panel alignment, door adjustment, window mechanism service, and interior component repair.
WARNING! Use proper trim removal tools to avoid damage to plastic components. Support heavy parts during removal.
Scheduled maintenance procedures to maintain optimal vehicle performance and longevity.
Common problems and diagnostic procedures for various vehicle systems.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Ignition, fuel, or battery issues | Check spark, fuel delivery, battery voltage, starter operation |
| Rough idle | Vacuum leaks, carburetor adjustment | Inspect vacuum hoses, adjust idle mixture, check ignition timing |
| 4WD not engaging | Transfer case linkage, vacuum system | Check shift linkage adjustment, vacuum lines to front hubs |
| Brake pulling | Caliper, hose, or alignment issues | Inspect calipers for sticking, replace brake hoses, check alignment |
| Electrical gremlins | Ground connections, alternator | Clean and tighten ground connections, test alternator output |
Diagnostic Tip: Always begin with simplest solutions first before major component replacement.
Recommended maintenance schedule for optimal vehicle performance and reliability.
CAUTION! Severe service conditions may require more frequent maintenance intervals.
Complete technical specifications, torque values, and fluid capacities.