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2013 Mack CXU612 Overview, Reviews, Ratings & Specs

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Drew B | September 24, 2025
The 2013 Mack CXU612 is a Class 8 heavy-duty truck designed for regional and over-the-road hauling. Its body style is a conventional cab with a long hood, built for strength and longevity. While the CXU series spanned several model years, the 2013 model offered various configurations. Key trims were often application-specific. New pricing ranged significantly depending on spec but typically landed between $100,000 and $150,000+. It stands out for its robust build and suitability for demanding jobs.
The Good

The 2013 Mack CXU612 provides robust performance and reliability, appealing to practical buyers seeking dependable workhorses. Its classic Mack design offers a sense of pride and capability. The comfortable cab and efficient engine contribute to driver satisfaction and lower operating costs, making it a valuable asset for any fleet. While not the most luxurious, its functionality is its forte.

The Bad

Potential weaknesses of the 2013 Mack CXU612 include its fuel efficiency compared to newer models. Electrical system issues and sensor failures have been reported. Due to the age of the vehicle, scrutinize maintenance records and inspect for rust, especially in areas prone to salt exposure. Parts availability for certain components might also present challenges.

2013 Mack CXU612: Quick Overview

  • Engine Options: Primarily the Mack MP7 and MP8 series inline-6 diesel engines.
  • Horsepower: Ranges from approximately 325 to 505 horsepower, depending on the engine model and tuning.
  • Fuel Economy: Fuel economy varies significantly based on load, driving conditions, and driver habits, but typically falls in the range of 5 to 7 miles per gallon. Real-world figures often depend on the specific application (e.g., long-haul vs. regional).
  • 0-60 Times: 0-60 mph acceleration is not a relevant metric for Class 8 trucks. Performance is measured by pulling power and gradeability.
  • Towing Capacity: Designed for gross combination weights (GCW) of up to 80,000 lbs or more, depending on configuration and regulations.
  • Trim-Level Features: Trim levels weren't as rigidly defined as in passenger vehicles; customization was common. However, typical features include:
    • Standard Cab: Basic interior, functional gauges, air-ride seat.
    • Upgraded Cab: Improved seating materials, enhanced sound insulation, more storage options.
    • Transmission Options: Eaton Fuller manual transmissions (various speeds) and Mack mDRIVE automated manual transmissions.
    • Axle Configurations: Single or tandem rear axles, depending on the application.
    • Suspension: Air ride suspension for improved ride quality.
    • Braking System: Air brakes with ABS.
    • Other Features: Power windows, power locks, air conditioning, adjustable steering column.

2013 Mack CXU612 Specifications

Vehicle Information
Year 2013
Make Mack
Model CXU612
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 10.8-L L-6 Diesel
Engine Size 10.8L
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 -

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Analysis

What Problems Does the 2013 Mack CXU612 Have?

Frequently reported problems for the 2013 Mack CXU612, and similar model years, often revolve around the aftertreatment system. Diesel Particulate Filter (DPF) clogging and issues with the Selective Catalytic Reduction (SCR) system are common. These problems can lead to reduced engine performance and increased downtime.

Electrical issues, particularly with sensors and wiring harnesses, are also sometimes reported. These can manifest as intermittent faults that are difficult to diagnose.

Engine-related problems, such as turbocharger failures and injector issues, can occur, especially in trucks that haven't been properly maintained.

While specific recalls targeting the 2013 CXU612 should be checked via NHTSA's website using the VIN, general recalls for Mack trucks of this era often related to brake systems, steering components, and emissions controls.

Long-term reliability concerns include the durability of the cab's interior trim and the potential for rust formation in regions with harsh winters. Regular maintenance, including timely oil changes, filter replacements, and thorough inspections, is crucial to mitigating these issues and extending the truck's lifespan. Check for error codes frequently using an OBD scanner designed for heavy-duty vehicles to catch problems early.

How long will the 2013 Mack CXU612 last?

A 2013 Mack CXU612 could easily have accumulated 500,000 to 1,000,000 miles or more, depending on its usage. With good maintenance, these trucks are known for their durability. However, long-term weaknesses include potential wear and tear on engine components (turbo, injectors), aftertreatment system issues as mentioned before, and corrosion, especially in northern climates. Regular preventive maintenance, including oil sampling and proactive repairs, is critical for maximizing lifespan. Components like clutches, brakes, and tires will obviously require replacement during its service life.

What Technology & Safety Features are Included?

The 2013 Mack CXU612, while a work truck, offered some built-in tech and safety features for its time.

Tech and Entertainment: Expect a basic AM/FM radio with CD player. More sophisticated infotainment systems were not standard, though some fleets might have installed aftermarket options.

Driver-Assistance: Driver-assistance features were limited compared to modern trucks. ABS (Anti-lock Braking System) was standard. Electronic Stability Control (ESC) may have been available as an option, depending on the configuration.

Safety Features: Standard safety features included air brakes, seatbelts, and well-placed mirrors for visibility. Optional features might have included lane departure warning systems or collision mitigation systems, but these were not common in 2013.

Optional Features: Options included upgraded seats for better comfort, enhanced sound insulation, and different axle configurations for specific hauling needs.

Crash-Test Ratings: Crash-test ratings are not typically conducted or published for Class 8 commercial trucks in the same way as passenger vehicles. Safety is primarily regulated through federal motor carrier safety regulations and design standards for heavy trucks.

What Colors Options are Available?

Exterior Colors
Summit White
Black
Red
Blue
Gray
Interior Colors
Dark Charcoal
Tan

2013 Mack CXU612 Prices and Market Value

When new, a 2013 Mack CXU612 typically cost between $100,000 and $150,000+, depending on specifications and options. Used market prices vary widely based on mileage, condition, and location. Expect to find them ranging from $20,000 to $60,000 or more, depending on these factors.

Depreciation is significant in the first few years. Resale value is heavily influenced by the truck's maintenance history, overall condition, and remaining useful life. Trucks with well-documented maintenance records and low mileage command higher prices. High mileage and deferred maintenance significantly reduce resale value. Current market demand for used trucks also affects pricing.

2013 Mack CXU612 Cost of Ownership

Insurance costs for a 2013 Mack CXU612 are typically high due to the vehicle's commercial nature. Fuel costs are a major expense, averaging 5-7 MPG. Maintenance and repair costs can be significant, especially with age. Budget for regular servicing and potential repairs to the aftertreatment system, engine, and electrical components. Long-term ownership costs are moderate to high. It's not the most economical truck to own compared to newer, more fuel-efficient models, but it is more economical than a truck that is constantly breaking down.

2013 Mack CXU612 Fuel Efficiency

Fuel Type Diesel
Fuel Capacity -
City Mileage -
Highway Mileage -

2013 Mack CXU612 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

2013 Mack CXU612 Insurance

Insurance for a 2013 Mack CXU612 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.

How Does the 2013 Mack CXU612 Compare to Other Truck?

The 2013 Mack CXU612 competed against other Class 8 trucks like the Freightliner Cascadia, Kenworth T660/T680, Peterbilt 386/389, International ProStar, and Volvo VNL series.

Performance: Performance is comparable across these brands, with each offering similar horsepower and torque ranges. The CXU612 is known for its robust engine and strong pulling power.

Features: The CXU612's features are relatively basic compared to newer models of its rivals. The Freightliner Cascadia and Volvo VNL offered more advanced technology options at the time.

Reliability: Reliability is subjective and depends heavily on maintenance. Mack trucks generally have a reputation for durability, but issues with aftertreatment systems are common across all brands due to emissions regulations.

Price: Used prices are generally competitive with other trucks in its class and year.

Alternatives: Depending on needs, a comparable Freightliner Cascadia or Volvo VNL from the same year could offer a slightly more modern driving experience and potentially better fuel economy. However, the Mack CXU612 remains a solid choice if reliability and ease of maintenance are priorities and if found in good condition at the right price. Consider also the Peterbilt 386/389 and Kenworth T660/T680 for similar classic styling.

Final Verdict: Is the 2013 Mack CXU612 a Good Truck?

The 2013 Mack CXU612 is ideal for owner-operators or smaller fleets looking for a durable, no-frills truck for regional hauling or vocational applications. It's worth buying *used* if you can find one in good condition with a well-documented maintenance history. Avoid examples with excessive mileage or signs of neglect. Prioritize trucks that have had the aftertreatment system properly maintained or recently serviced. This isn't the truck for cutting-edge technology or maximum fuel efficiency, but it delivers a reliable work ethic if properly cared for.

2013 Mack CXU612 Owner Reviews

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Drew B

Drew is a seasoned automotive expert and contributor to VinCheck.info. With nearly 15 years of experience as a former Porsche technician, he brings a wealth of hands-on knowledge to his writing. Born in North Carolina, a region renowned for its deep-rooted NASCAR culture, Drew developed a passion for cars early in life, often building and working on vehicles from a young age. At VINCheck, Drew leverages his extensive technical background to provide in-depth analyses of various vehicles. His articles often focus on engine performance, reliability, and maintenance insights, offering readers practical information grounded in real-world experience. Some of his notable contributions include reviews on the Mazda CX-5's longevity and detailed examinations of engine options for models like the 2011 Toyota Camry and Tacoma