Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1977 K10 Suburban.
The 1977 Chevrolet K10 Suburban is a mid‑size SUV built on the K10 platform, offering a spacious body that catered to family and commercial use alike; its design emphasized practicality over performance, with a focus on durable construction. In terms of reliability, the model year registered only two owner complaints—both centered on the fuel system and gasoline handling—while also triggering two separate recalls, a relatively low figure that suggests a solid baseline of mechanical soundness for this generation. For researchers examining the evolution of Suburban durability, the 1977 K10 represents a transitional period where the brand’s commitment to reliability began to translate into tangible service data, setting a foundation for the more refined models that followed.
Engine, drivetrain, dimensions and economy.
| Overall length | 191.3 in |
| Overall width | 79.5 in |
| Overall height | 72 in |
| Wheelbase | 117.3 in |
Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.
Owner complaints about the 1977 Chevrolet K10 Suburban dominate in one area — the fuel system, gasoline, 2 of 2 reports (100%), well ahead of the next concern. None of this vehicle's 2 recall campaigns target the fuel system, gasoline, so those reports read as owner-reported wear-and-tear rather than an acknowledged defect. 0 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the fuel system, gasoline pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.
All 2 complaints on record, top 1 components.
Source: NHTSA Office of Defects Investigation complaint database.
Showing 2 of 2 campaigns on record for this vehicle.
THE ACCELERATOR PEDAL ROD IN COMBINATION WITH THE PEDAL INSTALLED ON THE INVOLVED VEHICLES MAY CUT THROUGH THE FLOOR PAN RUBBER MAT OR CARPET INTO THE THICK RESILIENT INSULATION PAD UNDERNEATH DURING HEAVY OR REPEATED… Remedy: DEALER WILL INSTALL A NEW ACCELERATOR PEDAL AND RETAINER DESIGNED TO PREVENT THE ACCELERATOR PEDAL ROD FROM CUTTING THE RUBBER MAT OR CARPET. THIS WILL BE PERFORMED WITHOUT CHARGE.
THE WHEELS ON THE INVOLVED VEHICLES MAY BE EQUIPPED WITH AN IMPROPERLY FORMED SPIDER IN THE AREA WHERE THE SPIDER ATTACHES TO THE RIM. CONSEQUENTLY, THE CENTER SECTION OF THE WHEEL MAY DEVELOP CRACKS AND SEPARATE FROM… Remedy: THE DEALER WILL REPLACE ALL DEFECTIVE WHEELS, FREE OF CHARGE.
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 2 recall campaign(s) for this model year. Check your specific vehicle by VIN.