The 2012 Mack GU713 is a robust Class 8 vocational truck, a staple in heavy-duty applications. Produced for several years, its core design emphasizes durability and versatility. While specific trims vary widely based on vocational needs (e.g., dump trucks, concrete mixers, refuse trucks), its popularity stems from its legendary Mack toughness and customizable chassis configurations. New pricing was substantial, reflecting its heavy-duty nature; used prices vary significantly based on condition and vocational fitment.
The Good
The 2012 Mack GU713 excels in raw power and unwavering reliability, built for demanding tasks. Its legendary durability appeals to practical buyers, while its commanding presence and strong performance satisfy the emotional drive for a truck that means business. It offers a solid, no-nonsense value proposition for vocational use.
The Bad
Potential weaknesses for the 2012 Mack GU713 often revolve around the complexity of its emissions systems, which can require diligent maintenance. Older units might exhibit wear and tear consistent with heavy vocational use, impacting suspension and powertrain components if not properly maintained. Drivetrain and exhaust aftertreatment systems are areas to scrutinize.
2012 Mack GU713: Quick Overview
- Engine Options: The 2012 Mack GU713 was primarily equipped with Mack's own MP engine series. Common options include the Mack MP7, MP8, and potentially the MP10. These are heavy-duty diesel engines designed for vocational applications.
- Horsepower: Horsepower ratings varied significantly depending on the specific engine model and configuration. The Mack MP7 typically ranged from 275 to 355 horsepower, while the MP8 offered a broader spectrum, often from 405 up to 505 horsepower or more. The MP10, a larger displacement engine, would deliver even higher power outputs.
- Fuel Economy: Fuel economy figures for heavy-duty trucks like the GU713 are highly variable and depend on numerous factors including engine choice, transmission, axle ratios, load weight, terrain, and driving style. Specific MPG figures are not typically published or relevant in the same way as for light-duty vehicles. Expect single-digit MPG under load.
- 0-60 Times: 0-60 mph times are not a standard metric for vocational trucks like the 2012 Mack GU713, as their purpose is not speed but hauling capacity and torque. Performance is measured in hauling ability and time to complete a specific work task.
- Towing Capacity: The towing capacity is not a single fixed number for the GU713. As a Class 8 truck chassis, its Gross Combined Weight Rating (GCWR) determines its maximum legal weight. This can range significantly, typically from 50,000 lbs up to well over 100,000 lbs or more, depending on configuration (tractor vs. straight truck), fifth wheel rating, and trailer type.
- Trim-Level Features: The concept of "trim levels" as found in consumer vehicles is less applicable here. The GU713 is a chassis that is upfitted for specific vocational purposes. Features are dictated by the body builder and the customer's needs. Common configurations include:
- Chassis Types: Available as a tractor or a straight truck chassis.
- Axle Configurations: Various tandem or tridem axle configurations for increased weight capacity.
- Suspension Systems: Heavy-duty suspensions suitable for demanding environments.
- Cab Options: Typically offered with a day cab, but sleeper configurations might be available for long-haul vocational duties.
- Powertrain Customization: Engine, transmission (manual or automatic), and axle ratios are chosen based on the intended application.
- Pre-wiring and Mounting points: Designed to accommodate various vocational bodies like dump beds, mixers, crane bodies, or refuse equipment.
- Chassis Types: Available as a tractor or a straight truck chassis.
2012 Mack GU713 Specifications
Vehicle Information
| Year | 2012 |
| Make | Mack |
| Model | GU713 |
| Trim | - |
| Style | - |
| Type | Truck |
| Category | Heavy Truck Vehicle) |
Manufacturing Details
| Made In | United States |
| Manufacturing City | MACUNGIE |
Dimensions
| Doors | - |
| Curb Weight | - |
| Gross Vehicle Weight Rating | 330001 pounds |
| Overall Height | - |
| Overall Length | - |
| Overall Width | - |
| Wheelbase Length | - |
| Standard Seating | - |
Engine & Performance
| Engine | 12.7L I6 |
| Engine Size | 12.7L |
| Engine Cylinders | 6 |
| Transmission | - |
| Transmission Type | - |
| Transmission Speeds | - |
| Drivetrain | - |
Additional Features
| Anti-Brake System | - |
| Steering Type | - |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | - |
| Invoice Price | - |
| Delivery Charges | - |
Vehicle History Report
Vehicle
Specifications
Specifications
Ownership
History
History
All History
Events
Events
NMVTIS Title
History Check
History Check
Salvage/Rebuilt
Check
Check
Accident
Check
Check
Theft
Check
Check
Open Lien
Check
Check
Past Sale
Listings
Listings
Safety
Recalls
Recalls
Odometer
Check
Check
Market Price
Analysis
Analysis
What Problems Does the 2012 Mack GU713 Have?
The 2012 Mack GU713, like many heavy-duty trucks of its era, can experience issues related to its sophisticated emissions control systems. This includes potential problems with the Diesel Particulate Filter (DPF), Selective Catalytic Reduction (SCR) systems, and associated sensors. These components can become clogged or fail, leading to reduced engine performance and warning lights. Maintenance and proper operation (e.g., ensuring regeneration cycles complete) are crucial to mitigate these issues. While there aren't widely reported widespread catastrophic failures specific to the 2012 model year GU713, general heavy-duty truck concerns apply. These can include normal wear and tear on powertrain components like the clutch, transmission, and driveline, especially if the truck has seen intensive vocational use. Issues with cooling systems (radiators, hoses, thermostats) can also arise over time. Electrical gremlins, while not uncommon in any complex vehicle, can manifest as intermittent problems with sensors, wiring harnesses, or control modules. Axle and suspension components are subject to significant stress in vocational applications, so regular inspection and maintenance are vital. Recalls for the 2012 model year would typically be found through official manufacturer channels or government safety databases, but they are usually specific to particular components or manufacturing defects rather than systemic design flaws. Long-term reliability is heavily dependent on the truck's original build specifications, the quality of its vocational upfit, and, most importantly, the rigor of its maintenance schedule. A well-maintained GU713 can remain a workhorse for many years and hundreds of thousands of miles, while a neglected one can quickly become a costly problem.
How long will the 2012 Mack GU713 last?
Based on owner data and typical vocational usage, a 2012 Mack GU713 can realistically achieve 500,000 to 1,000,000 miles or more of service, provided it receives diligent and timely maintenance. These trucks are built for longevity, with their robust chassis and drivetrain components designed to withstand rigorous use. Long-term durability is a hallmark of Mack trucks, with many units continuing to operate effectively well beyond their initial expected service life. However, weaknesses that can emerge over time include those related to heavy vocational stress on suspension, brakes, and the exhaust aftertreatment system. The transmission and clutch will also experience wear, with their lifespan being highly dependent on the type of work performed. Regular fluid changes, component inspections, and addressing minor issues promptly are key to maximizing its service life and maintaining its durability.
What Technology & Safety Features are Included?
The 2012 Mack GU713, being a vocational truck, prioritizes functionality and safety over cutting-edge consumer-grade technology. Built-in tech is generally focused on operational efficiency and diagnostics. Standard features would likely include a functional instrument cluster with essential gauges and warning lights, an AM/FM radio, and possibly a basic HVAC system. Entertainment options were typically aftermarket additions or basic factory units designed for durability. Driver-assistance features as we know them in modern passenger vehicles were largely absent or rudimentary. Options might have included improved lighting packages, heated mirrors for adverse weather, and perhaps air brakes with anti-lock braking systems (ABS). Safety features primarily focused on the structural integrity of the cab and the effectiveness of the braking system. The cab is designed to be a protective environment. While specific crash-test ratings for vocational trucks like the GU713 are not conducted or published by organizations like the NHTSA in the same manner as for light-duty vehicles, manufacturers adhere to stringent industry safety standards and regulations. Mack engineers its cabs to offer significant occupant protection. Optional safety enhancements could include various mirror configurations for improved visibility around the large vehicle and potentially advanced traction control systems depending on the specific powertrain and application. More advanced electronic stability control or lane departure warning systems were not common on this generation of vocational trucks. The focus was on mechanical reliability and driver awareness to ensure safe operation in demanding work environments.
What Colors Options are Available?
We’re working on this section!
In the meantime, feel free to explore the other sections for more content.
In the meantime, feel free to explore the other sections for more content.
2012 Mack GU713 Prices and Market Value
When new, the 2012 Mack GU713's price would have varied considerably based on its specific configuration and vocational upfit, but generally ranged from $100,000 to $200,000 or more. As a vocational truck, depreciation is less about a smooth decline and more about market demand for specific work applications. Used prices today are highly dependent on the truck's condition, mileage, engine/transmission specifics, and the type of body it has (e.g., a well-maintained dump truck or concrete mixer chassis will command more than a basic tractor with high mileage). Expect prices to range from $20,000 to $80,000+, with rarer or highly specialized configurations fetching higher values. Factors affecting resale value include the reputation of the engine and transmission, recent major maintenance, tire condition, and compliance with emissions standards. A truck that has been meticulously maintained and has a proven service history will always hold its value better.
2012 Mack GU713 Cost of Ownership
Owning a 2012 Mack GU713 is generally costly, reflecting its heavy-duty nature. Insurance premiums will be significantly higher than for light-duty vehicles due to its value, risk profile, and commercial use. Fuel costs will also be substantial; while specific MPG isn't standard, expect low single digits when loaded. Maintenance and repair are ongoing significant expenses; routine services are vital, and components, especially emissions-related, can be costly to replace. While economical in terms of its intended work output and longevity, the day-to-day operational costs in terms of fuel and maintenance make it a significant investment to own.
2012 Mack GU713 Fuel Efficiency
Fuel Type
Diesel
Fuel Capacity
-
City Mileage
-
Highway Mileage
-
2012 Mack GU713 Warranty
Basic
Original warranty
0 months / No data
Estimated remaining
Expired
Powertrain
Original warranty
0 months / No data
Estimated remaining
Expired
Rust
Original warranty
0 months / No data
Estimated remaining
Expired
2012 Mack GU713 Insurance
Insurance for a 2012 Mack GU713 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2012 Mack GU713 Compare to Other Truck?
The 2012 Mack GU713 competes in the Class 8 vocational truck segment against formidable rivals such as the Freightliner M2 Series, Peterbilt 337/348, and Kenworth T370/T440. In terms of performance, the GU713, powered by Mack's MP engines, offers robust torque and power suitable for demanding vocational tasks, often matching or exceeding competitors in raw hauling capability. Reliability is a strong suit for Mack; the GU713 is renowned for its rugged construction and durability, often perceived as having a slight edge in long-term build quality and resistance to harsh conditions compared to some competitors. Features on the GU713 are functionally oriented; while less technologically advanced than some newer models, they are designed for practicality and ease of repair in the field. Competitors like Freightliner might offer more advanced electronic integration. Price-wise, both new and used, these heavy-duty trucks generally fall into a similar bracket, with variations driven by specific configurations and options. For similar alternatives that offer comparable ruggedness and vocational suitability, consider the International WorkStar series, which is also built for extreme duty. If a slightly more refined on-road vocational truck is desired, models like the Volvo VHD (which shares some powertrain components with Mack) could be considered. Ultimately, the choice often comes down to brand loyalty, dealer support in a specific region, and specific vocational needs, but the 2012 Mack GU713 remains a highly competitive and reliable option in its class, often favored for its sheer toughness.
Final Verdict: Is the 2012 Mack GU713 a Good Truck?
The 2012 Mack GU713 is ideal for businesses and owner-operators requiring a dependable, tough, and purpose-built vocational truck for demanding applications like construction, refuse hauling, or heavy material transport. It is worth buying if you prioritize legendary durability and straightforward mechanicals over the latest technology. Purchasing this truck used is often the most practical route, given its new cost. It's crucial to buy a specific trim that matches your vocational needs and to thoroughly inspect any used model, especially its emissions system and powertrain, for signs of heavy use or neglect. With proper due diligence and maintenance, a well-chosen 2012 GU713 can provide years of reliable service at a fraction of the cost of a new equivalent.
Simon A
Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.