Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1984 Wagoneer.
The 1984 Jeep Wagoneer, a full‑size SUV in the Jeep lineup, uses a 4‑quart oil capacity with filter and accepts a range of viscosities—including 20W‑40, 20W‑50 and 10W‑30—providing flexibility for service intervals. Its reliability record is notable, with only three owner complaints recorded and three recalls filed, and the most frequent issue cited in those complaints lies in the fuel system and miscellaneous areas. When placed against the broader complaint history spanning 1990‑2025, the 1984 model sits near the low end of reported problems, far below the peak of 188 complaints in 2022 and even the single‑complaint low of 1992, suggesting a comparatively robust year in the Wagoneer’s durability timeline.
Fluid capacities, tune-up values and fuel economy at a glance.
Engine, drivetrain, dimensions and economy.
| Overall length | 186.6 in |
| Overall width | 74.8 in |
| Overall height | 66.5 in |
| Wheelbase | 108.7 in |
| Curb weight | 4231 lb |
0–60 mph, quarter-mile, horsepower and torque from independent road tests.
Independent road tests for the Wagoneer of this era, listed by trim and engine — this page spans more than one engine, so no single horsepower figure is shown.
| Year | Trim / engine | 0–60 | ¼ mile | HP | Drivetrain |
|---|---|---|---|---|---|
| 1984 | Limited 2.5L I-4 | 15.70 sec | 20.00 sec | 105 hp | 4x4 |
| 1987 | Limited 4.0L I-6 | 9.10 sec | 17.00 sec | 173 hp | 4x4 |
| 1963 | SUV 3.8L I-6 | 16.10 sec | 20.50 sec | 140 hp | 4x4 |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 4 qt w/ filter of 20W-40 / 20W-50 / 10W-30 API engine oil, Front: 75W- in the differential.
| Differential Gear Oil | Front: 75W- |
| Differential Gear Oil Capacity | 2.5 Pints |
| Differential Gear Oil | Front: 75W- |
| Differential Gear Oil Capacity | 2.5 Pints |
| Engine Coolant | ETHYLENE GLYCOL |
| Engine Oil | 20W-40 · 20W-50 · API · 10W-30 · 10W-40 · 5W-30 |
| Engine Oil Capacity | 4 qt w/ filter |
| Engine Oil | 20W-40 · 20W-50 · API · 10W-30 · 10W-40 · 5W-30 |
Condensed service procedures for routine maintenance. Procedures that require dealer diagnostic equipment are identified and summarized only.
| Tool required | DRBIII scan tool (dealer / locksmith) |
| Why | Transmitter codes are written into the receiver in the passenger door module |
| When needed | After Sentry Key Immobilizer Module (SKIM) replacement |
| Tool required | DRBIII scan tool |
| Also required | The vehicle's four-digit PIN code |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
The 1984 Jeep Wagoneer itself shows only three complaints in the federal record—one each for fuel system, engine and cooling, and power train—with a single fire incident and no recalls. Looking at the broader generation, the years 1990 through 2001 exhibit a consistently low complaint volume (ranging from 1 to 19) and minimal recall activity, suggesting that the original Wagoneer platform maintained a stable, relatively trouble-free profile as it aged. The massive spike in complaints and recalls beginning in 2022 is tied to the revived Wagoneer model, not the 1984 vintage. Since the 1984 model year predates the recorded data but aligns with the generation’s later trend of few issues, it implies a similar level of reliability. Given the scant federal record and the absence of any recall or investigation for this specific year, the 1984 Jeep Wagoneer appears to be a sound choice for a used vehicle.
All 3 complaints on record, top 3 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 2 of 3 campaigns on record for this vehicle.
A DEFECTIVE DIFFERENTIAL PINION SHAFT MAY EXIST WHICH CAN COME IN CONTACT WITH THE DRIVE PINION GEAR, CAUSING REAR WHEEL LOCK-UP. Remedy: PINION SHAFT AND CLIPS, AND POSSIBLY THE PINION GEAR, WILL BE REPLACED WITHOUT CHARGE.
THESE VEHICLES MAY HAVE BOLTS IN THE STEERING SYSTEM THAT WERE NOT PROPERLY TIGHTENED. Remedy: THE ADJUSTING TUBE CLAMP BOLT AND THE STEERING GEAR ATTACHING BOLT TORQUE WILL BE TESTED. THE BOLTS WILL BE TIGHTENED AND THE FRONT WHEEL TOE SETTING ADJUSTED IF NECESSARY AND AT…
Showing 2 of 2 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| 98733 | 1997-12-01 | Power Train | SUBJECT ON CUSTOMER SATISFACTION NOTIFICATION #733--BRAKE PEDAL SHIFT INTERLOCK. *YC |
| 231693 | 1993-03-01 | Latches/Locks/Linkages | REDESIGNED LIFTGATE LATCH. *TW |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
Decode factory build data for a specific vehicle by VIN.
Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.
Cross-vehicle references for the kinds of data on this page.
4 qt w/ filter of ABOVE 30 degrees F: 20W-40 OR 20W-50 API, ABOVE 0 degrees F: 10W-30 OR 10W-40 API, BELOW 60 degrees F: 5W-30 API, per the factory manual.
NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.