FordBronco1990Overview/ford/bronco/1990/base/

1990 Ford Bronco

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1990 Bronco.

The 1990 Ford Bronco, requiring 6.0 quarts of 5W-30 API oil, recorded 66 owner complaints for the model year, with the electrical system emerging as the primary trouble spot and just one recall issued. Within the nameplate’s complaint history spanning 1990 to 2024, this total sits far below the peak of 345 complaints logged for the 2022 model year, marking the 1990 Bronco as a comparatively reliable early entry in the long-term record.

Model year202520242023202119961995199419931990

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity6.0 qtOEM · verified
Engine oil type5W-30 APIOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

OE service part numbers OEM · verified

Serpentine beltF1TZ8620A discontinued
ThermostatRT1087

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length180.7 in
Overall width79.1 in
Overall height74 in
Wheelbase104.7 in
Curb weight4561 lb
Track (front / rear)65 / 64.6 in

Performance & power Independent road tests

0–60 mph, quarter-mile, horsepower and torque from independent road tests.

Independent road tests for the Bronco of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.

10.0 sec0–60 mph (tested)quickest 10.00 sec — 1988 XLT 2-door
YearTrim / engine0–60¼ mileHPDrivetrain
1988XLT 2-door 5.0L V810.00 sec17.40 sec185 hp4x4

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 6.0 qt of 5W-30 API engine oil, DOT 3 brake fluid.

Lubricants & capacities

Brake FluidDOT 3
Differential Gear Oil Capacity5 Pints, rear
Engine Oil5W-30 · API
Engine Oil Capacity6.0 qt
Engine Oil5W-30 · API
Engine Oil Capacity6.0 qt
Power Steering FluidATF
Transfer Case FluidATF

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 60,000 mi; coolant every 30,000 mi. The big-interval services (every 30,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

At 7,500 miTire & Wheel Assembly (rotate)
Every 7,500 miClutch Master Cylinder (inspect fluid level) · Driveshaft Slip Yoke (lubricate) · Driveshaft U-Joint (lubricate) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Power Steering System (inspect)
Every 15,000 miBrake System (inspect) · Disc Brake Caliper Guide Pin (lubricate) · Parking Brake System (inspect) · Tire & Wheel Assembly (rotate) · Transfer Case Shift Linkage (lubricate)
Every 30,000 miBrake Hydraulic System (inspect fluid level) · Engine Air Filter Element (replace) · Engine Breather Filter (replace) · Engine Coolant System (drain, flush & refill) · Locking Hub (inspect) · Throttle Body Lever Stud (lubricate)
Every 60,000 miAccessory Drive Belt (inspect) · Air Injection System (inspect) · Exhaust System (Complete) (inspect) · Idle Air Bypass Solenoid (inspect) · PCV Valve (replace) · Spark Plug Wires (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The 1990 Ford Bronco arrived at the beginning of its generation with 66 complaints, 1 recall, 6 investigations, and 43 TSBs—a relatively modest complaint count compared to what followed. The trend across the early-to-mid 1990s shows a clear escalation: complaints climbed from 49 in 1992 to a peak of 122 in 1995, recalls multiplied from 4 to 7 during the same span, and TSBs ballooned from 59 to 135, indicating growing awareness of systemic issues. Notably, the 1990 model recorded 6 NHTSA investigations—matching the highest level in the generation and suggesting immediate product concerns that were being scrutinized federally. The target year's top complaint areas were the electrical system (17 complaints) and service brakes/hydraulic (11 complaints), with 13 fire-related complaints standing out as a significant safety flag, though the root cause is not specified in the available data. By comparison, 1997–1999 show only 1–2 complaints per year, indicating either improved durability, reduced usage, or simply fewer remaining vehicles. The 1990 Bronco sits at the early, calmer phase of a generation that would later see substantially higher complaint volumes and broader recalls, making it comparatively less problematic than the 19941996 models, though the elevated fire complaints warrant careful pre-purchase inspection of wiring and fuel system components. Concrete takeaway: The 1990 is among the better years within this generation from a defect-trend perspective, but the electrical and fire-related complaints suggest wiring and fuel system inspections are non-negotiable before purchase.

1
Open recalls
NHTSA campaigns
43
Service bulletins
Manufacturer communications
6
ODI investigations
Office of Defects Investigation
66
Owner complaints
4 involved a crash · 13 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 66 complaints on record, top 8 components.

Electrical System17
Service Brakes, Hydraulic11
Seats6
Fuel System, Gasoline6
Tires4
Structure4
Suspension3
Power Train3

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 1 of 1 campaigns on record for this vehicle.

96V071000Electrical System:IgnitionReported 25/04/1996

THE IGNITION SWITCH COULD EXPERIENCE AN INTERNAL SHORT CIRCUIT. Remedy: DEALERS WILL REPLACE THE IGNITION SWITCH.

Technical service bulletins NHTSA · verified

Showing 5 of 43 bulletins on record with NHTSA.

BulletinDateComponentSummary
011562001-08-06VisibilitySOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
011572001-08-06Unknown Or OtherINFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
0023102000-11-13Power TrainSUBJECT REGARDING CONTAMINATION FROM PRIOR TRANSMISSION CONCERNS OR EXCESS WEAR MAY BE…
981672000-04-07Power TrainTRANSMISSION-E40D-NO 2-3 UPSHIFT. SOME VEHICLES MAY EXHIBIT A NO 2-3 UPSHIFT CONDITION…
981682000-04-07Power TrainTRANSMISSION- E40D/4R100-1989-99-MAIN CONTROLS, SEPARATOR PLATES AND SEPARATOR PLATE…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Bronco. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 1990 Bronco take?

6.0 qt of 5W-30 API, per the factory manual.

Does the 1990 Bronco have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.