Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1977 Wagoneer.
The 1977 Jeep Wagoneer stands as a full‑size, body‑on‑frame SUV that epitomized the rugged, utilitarian approach of its era, featuring the classic Jeep architecture that had defined the line for decades. While detailed powertrain specifications for this year are not supplied, the model’s enduring reputation can be gauged against its later reliability record, which spans from 1990 to 2025 and shows a wide variance in consumer complaints—peaking at 188 in 2022 and dropping to a single complaint in 1992. Positioned well before this documented period, the 1977 Wagoneer occupies a foundational place in the model’s history, suggesting that its baseline durability set the stage for both the high‑complaint spikes and the low‑complaint troughs observed in subsequent generations.
Engine, drivetrain, dimensions and economy.
| Overall length | 183.5 in |
| Overall width | 75.6 in |
| Overall height | 66.5 in |
| Wheelbase | 108.7 in |
| Curb weight | 4330 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 |
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.
Showing 1 of 1 campaigns on record for this vehicle.
THE KEY OPERATED TAILGATE WINDOW WILL CONTINUE TO CLOSE IF THE SPRING LOADED KEY DOES NOT RETURN TO OFF POSITION WHEN RELEASED. Remedy: OWNERS SHOULD NOT LEAVE KEY IN TAILGATE OF UNATTENDED VEHICLE. REPAIR MECHANISM TO ASSURE PROPER KEY RETURN OPERATION.
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.