Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1984 Trooper.
The 1984 Isuzu Trooper arrives with a manual four-speed transmission and EPA ratings of 17 city, 20 highway, and 18 combined mpg, though the model's documented complaint history — spanning 1990 through 2002 with a peak of 81 reports in 1999 and a low of 12 in 2002 — begins six years after this launch year, leaving its early reliability profile uncharted in the available record.
Fluid capacities, tune-up values and fuel economy at a glance.
Engine, drivetrain, dimensions and economy.
| Transmission | Manual 4-spd |
| EPA city / highway / combined | 17 / 20 / 18 mpg |
| Drivetrain | 4-Wheel or All-Wheel Drive |
| Recommended fuel | Regular Gasoline |
Capacities, torques and tune-up values from the factory service manual.
This engine GL-5 in the differential.
| Differential Gear Oil | GL-5 |
| Differential Gear Oil Capacity | 1.8 Pints, MVC Front |
| Differential Gear Oil | GL-5 |
| Differential Gear Oil Capacity | 3.2 Pints, |
| Power Steering Fluid | ATF |
| Transfer Case Fluid | 5W-30 · API |
| Transfer Case Fluid Capacity | 1.6 Pints |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Showing 1 of 1 campaigns on record for this vehicle.
TRUCKS USED IN THE SALT-BELT STATES CAN HAVE ACCUMULATED CORROSION IN THE HINGES OF THE REAR DOORS. IF THE VEHICLES ALSO HAVE MISALIGNED DOOR LATCHES AND STRIKERS, IT IS POSSIBLE TO CLOSE THE DOORS IN A "FALSE LATCH"… Remedy: CHECK THE DOOR LATCHES AND STRIKERS FOR CORRECT ALIGNMENT AND REPAIR IF NECESSARY; ALSO INSPECT REAR DOOR HINGES FOR CORROSION AND REPLACE IF NECESSARY.
Showing 3 of 3 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| IB13-R-001G | 2023-05-08 | Unknown Or Other | This bulletin outlines the procedures for using the Alpine Exchange Program (the… |
| WB13-X-001B | 2022-08-30 | Equipment | Isuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural… |
| WB13-X-001A | 2022-08-02 | Equipment | Isuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural… |
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.
Cross-vehicle references for the kinds of data on this page.
NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.
EPA figures are 17 city / 20 highway / 18 combined mpg.