Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1978 Horizon.
The 1978 Plymouth Horizon Overview records the 1978 Plymouth Horizon, detailing its body structure, platform layout, and engine configuration as part of the vehicle’s documented specifications. It highlights a standout feature drawn from the compiled data and places the 1978 model year within the Horizon series’ reliability history, indicating how that year’s performance fits into the broader trajectory of the model’s historical dependability.
Engine, drivetrain, dimensions and economy.
| Overall length | 163.4 in |
| Overall width | 66.1 in |
| Overall height | 53.5 in |
| Wheelbase | 99.2 in |
| Curb weight | 2136 lb |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Showing 2 of 8 campaigns on record for this vehicle.
THE FUEL TANKS ON THE INVOLVED VEHICLES MAY EXHIBIT FUEL LEAKAGE WHEN COMPLETELY FILLED. THIS CONDITION WAS CAUSED BY THE REAR FLOOR CARPET FASTENERS PENETRATING THE TOP OF THE FUEL TANK. Remedy: THE DEALER WILL INSPECT VEHICLES FOR PRESENCE OF CARPET FASTENERS ACROSS THE REAR SEAT AREA. IF ANY FASTENERS ARE FOUND, THEY WILL BE REMOVED, THE FLOOR PAN HOLES SEALED, AND THE…
THE ALTERNATOR FIELD WIRING TERMINAL CONNECTIONS ON THE INVOLVED VEHICLES MAY LOOSEN DUE TO VIBRATION, POSSIBLY RESULTING IN AN OPEN CIRCUIT CONDITION. SHOULD THIS OCCUR, ALTERNATOR ELECTRICAL OUTPUT TO SUPPORT THE… Remedy: DEALER WILL INSTALL AN ALTERNATOR REPAIR KIT WHICH INCLUDES A NEW ALTERNATOR WIRING HARNESS AS WELL AS NEW TERMINALS. DEALER WILL ALSO INSPECT THE VEHICLE FOR THE PRESENCE OF A…
Showing 1 of 1 bulletins on record with NHTSA.
| Bulletin | Date | Component | Summary |
|---|---|---|---|
| 21-15-80 | 1980-06-01 | Power Train | UNKNOWN |
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 8 recall campaign(s) for this model year. Check your specific vehicle by VIN.