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2016 Peterbilt 337 Overview, Reviews, Ratings & Specs

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Cathleen V | February 4, 2026
The 2016 Peterbilt 337 is a vocational truck known for its durability and versatility. As part of the Peterbilt lineup, which boasts a long heritage of building robust commercial vehicles, the 337 model serves a variety of applications, from construction to delivery. While specific trims can vary, its primary body style is a conventional cab. The 337 has been a consistent model over several years, offering a reliable platform. Its popularity stems from a blend of classic Peterbilt styling, strong performance, and a comfortable, functional cabin, making it a favored choice in its segment.
The Good

The 2016 Peterbilt 337 offers exceptional reliability and robust performance for demanding tasks. Its classic Peterbilt design appeals to pride of ownership, while the comfortable cab enhances driver productivity. This vocational truck provides strong value for its durability and operational efficiency, making it a smart, long-term investment.

The Bad

Potential weaknesses for the 2016 Peterbilt 337 can include the complexity of its emissions systems, which may require diligent maintenance. Older models might show wear and tear on interior components. Some owners report that its ride can be stiff when unloaded. Fuel economy, while acceptable for its class, is not its strongest suit.

2016 Peterbilt 337: Quick Overview

  • Engine Options: The 2016 Peterbilt 337 typically offered a selection of PACCAR PX-7 and PX-9 engines, as well as Cummins ISB and ISC options. These are known for their robust performance and reliability in vocational applications.
  • Horsepower: Horsepower ratings varied significantly depending on the engine chosen. PACCAR PX-7 engines generally ranged from approximately 200 to 325 horsepower, while the more powerful PACCAR PX-9 engines could offer up to 350-400 horsepower. Cummins engines also had a broad spectrum of power outputs suitable for different vocational needs.
  • Fuel Economy: Specific MPG figures for vocational trucks like the Peterbilt 337 are highly variable and depend heavily on engine choice, transmission, axle ratios, load weight, driving style, and operating conditions. Generally, these trucks are not optimized for fuel economy in the way that a highway tractor might be, but rather for torque and durability. Expect figures in the range of 6-10 MPG, but this is a broad estimation.
  • 0-60 Times: Official 0-60 mph times are not typically published for heavy-duty vocational trucks, as this metric is not relevant to their intended use. Performance is measured in terms of hauling capacity, hill-climbing ability, and acceleration under load, which are significantly slower than passenger vehicles.
  • Towing/Payload Capacity: The 2016 Peterbilt 337 is designed for substantial work, with Gross Vehicle Weight Ratings (GVWR) typically ranging from 26,000 lbs up to 52,000 lbs or more, depending on configuration. This allows for significant payload and the ability to tow trailers for various vocational needs, such as dump bodies, utility equipment, or delivery trailers. Specific towing capacities depend on the chassis, axle configurations, and fifth wheel setup.
  • Trim-Level Features: While Peterbilt vocational trucks are often customized, common features available for the 337 included:
    • Durable and functional interior designs aimed at driver comfort and ease of operation for long hours.
    • Various seating options, often with air-ride suspension for improved ride quality.
    • Advanced diagnostics and information displays.
    • Optional features could include upgraded HVAC systems, premium audio, power windows and locks (depending on spec), and advanced auxiliary lighting.
    • The chassis itself is highly configurable for a wide array of body types, including dump trucks, concrete mixers, refuse trucks, and specialized service vehicles.

2016 Peterbilt 337 Specifications

Vehicle Information
Year 2016
Make Peterbilt
Model 337
Trim -
Style -
Type Truck
Category Medium Truck
Manufacturing Details
Made In Canada
Manufacturing City MONTREAL
Dimensions
Doors -
Curb Weight -
Gross Vehicle Weight Rating 33000 pounds
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 6.7L I6
Engine Size 6.7L
Engine Cylinders 6
Transmission -
Transmission Type -
Transmission Speeds -
Drivetrain Four-Wheel Drive
Additional Features
Anti-Brake System -
Steering Type -
Pricing
Manufacturer Suggested Retail Price (MSRP) -
Invoice Price -
Delivery Charges -

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What Problems Does the 2016 Peterbilt 337 Have?

The 2016 Peterbilt 337, like many heavy-duty vocational trucks, is generally built for long-term durability. However, certain issues and areas of concern have been noted by owners and maintenance professionals over time. One common area that can require attention, particularly in newer emissions-compliant trucks, is the diesel particulate filter (DPF) and the associated selective catalytic reduction (SCR) system. These systems, designed to reduce emissions, can sometimes become clogged or experience sensor failures, especially if the truck is used for frequent short-haul, low-speed operations where the DPF doesn't get a chance to properly regenerate. This can lead to performance derating and increased maintenance costs.

Another area to watch for on any used truck, including the 2016 337, is the condition of the drivetrain components. While PACCAR and Cummins engines are known for their longevity, issues can arise from improper maintenance, abuse, or simply high mileage. This includes wear on the transmission, clutch (if manual), differentials, and drive axles. Regular fluid changes and inspections are critical.

Electrical systems, while typically robust, can also be a source of problems over time. Issues might include faulty sensors, wiring harness wear and tear (especially in harsh vocational environments), or problems with the control modules. For the 2016 model year specifically, while no widespread, model-year-specific catastrophic failures are widely reported, individual component failures can occur on any vehicle.

Recalls for Peterbilt trucks are generally issued for safety-related defects. Owners should always check the NHTSA website or consult a Peterbilt dealer with the vehicle's VIN to determine if any recalls are outstanding for a specific 2016 337. Common recall areas for trucks in general can include braking system components, steering linkages, or issues with specific safety systems. Long-term reliability for the 2016 Peterbilt 337 heavily depends on the original specification, how it was utilized, and the quality of its maintenance regimen. Trucks used in severe service, such as construction sites with heavy dirt and debris, may experience accelerated wear on suspension, brakes, and cooling systems compared to those used in cleaner, less demanding applications.

How long will the 2016 Peterbilt 337 last?

The 2016 Peterbilt 337 is engineered for longevity, and with proper maintenance, it can easily serve for 500,000 to over a million miles. Owner data and industry experience suggest that the core PACCAR or Cummins engines and robust chassis can withstand significant use. However, the actual lifespan and reliability over time are highly contingent on the owner's maintenance habits. Regular oil changes, filter replacements, and diligent attention to the emissions control systems are crucial. Weaknesses that can emerge over time include wear and tear on suspension components due to heavy loads or rough terrain, potential electrical gremlins in older harnesses, and the gradual deterioration of interior cabin materials from constant use. The durability is exceptional, but it requires a commitment to upkeep. Neglect will accelerate wear and lead to costly repairs, whereas diligent care ensures years of dependable service.

What Technology & Safety Features are Included?

The 2016 Peterbilt 337, in its standard configuration, prioritizes functionality and driver focus over cutting-edge infotainment found in passenger vehicles. Built-in technology typically centers on operational efficiency and diagnostics. This includes integrated digital displays for engine data, trip information, and system status. While advanced touchscreens and smartphone integration like Apple CarPlay or Android Auto are generally not standard, premium audio systems with Bluetooth connectivity were often available as options, providing basic entertainment and hands-free calling capabilities.

Driver-assistance features on a 2016 vocational truck are usually more rudimentary compared to modern passenger cars. Advanced systems like adaptive cruise control, lane departure warning, or automatic emergency braking were less common or available only as expensive optional packages, often tailored for specific fleet needs. Standard safety features revolve around robust construction, effective braking systems (air brakes are common), and essential lighting. Some models might have offered basic stability control systems or advanced visibility aids like power mirrors with integrated turn signals.

Optional features were extensive and dictated by the vocational application. These could include specialized lighting packages, advanced telematics for fleet management and driver monitoring, enhanced climate control systems, and various power take-off (PTO) options for auxiliary equipment. Regarding crash-test ratings, formal ratings from organizations like the NHTSA or IIHS specifically for vocational truck models like the Peterbilt 337 are not typically conducted or published in the same way as for light-duty vehicles. The design emphasis is on structural integrity, occupant protection through reinforced cabs, and compliance with heavy-duty safety regulations. The inherent strength and robust build of Peterbilt trucks are their primary safety attributes. Advanced safety features were largely left to the discretion of the buyer through optional packages rather than being standard offerings.

What Colors Options are Available?

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2016 Peterbilt 337 Prices and Market Value

When new, the 2016 Peterbilt 337, being a vocational truck, had a base price that could start in the $90,000 to $120,000 range, with pricing escalating significantly based on engine, transmission, axle configurations, and specialized bodywork. The current used market for a 2016 Peterbilt 337 varies widely, typically ranging from $40,000 to $80,000 or more, depending on mileage, condition, historical maintenance, and remaining lifespan. Depreciation on these trucks is generally slower than on consumer vehicles, especially if they are well-maintained and have specialized bodies in demand. Factors affecting resale value include the truck's operational history (e.g., construction vs. local delivery), the condition of the engine and drivetrain, the presence of desirable options or features, and whether it has been converted into a recreational vehicle (RV) or custom build. Trucks with lower mileage and clean service records command the highest prices.

2016 Peterbilt 337 Cost of Ownership

Owning a 2016 Peterbilt 337 involves significant costs, making it a substantial investment rather than an economical choice for personal use. Insurance premiums for commercial vehicles are considerably higher than for passenger cars, influenced by usage, driver history, and coverage levels. Fuel costs are substantial due to its large diesel engine, with mileage varying greatly by application but generally less efficient than smaller vehicles. Maintenance and repair costs are also elevated; while durable, parts and specialized labor for heavy-duty trucks are more expensive. Regular, proactive maintenance is critical to prevent costly breakdowns. Overall, the 337 is a costly vehicle to own and operate, justified by its capability and longevity in commercial applications.

2016 Peterbilt 337 Fuel Efficiency

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

2016 Peterbilt 337 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

2016 Peterbilt 337 Insurance

Insurance for a 2016 Peterbilt 337 is moderately priced, reflecting its status as a Truck with strong safety ratings and
reasonable repair costs.

How Does the 2016 Peterbilt 337 Compare to Other Truck?

The 2016 Peterbilt 337 competes in the medium-duty vocational truck segment against strong contenders like the Freightliner M2 106, Kenworth T370, and International MV Series. In terms of performance, the Peterbilt 337, often equipped with robust PACCAR or Cummins engines, offers formidable power and torque suitable for demanding vocational tasks. Its chassis is known for strength and durability, making it comparable to rivals, though specific engine options might give competitors slight advantages in certain power bands.

Regarding features, the 2016 337 offers a functional and durable interior, prioritizing driver comfort for long hours. While not as laden with luxury or advanced infotainment as some newer consumer vehicles, its focus on practicality and uptime is a key strength. Competitors like the Freightliner M2 106 might offer slightly more modern interior aesthetics or a wider array of optional technology packages in certain configurations.

In terms of reliability, Peterbilt trucks have a stellar reputation for long-term durability and robust construction, often considered a benchmark in the industry. While rivals like Kenworth also boast high reliability, Peterbilt frequently edges out others in perceived build quality and longevity, especially in severe vocational applications. The PACCAR engines are known for their resilience.

Concerning price, the 2016 Peterbilt 337 typically represented a premium investment when new, often commanding a higher price than comparable Freightliner or International models, reflecting its brand prestige and build quality. Used, its value retention is strong. Similar alternatives include the Kenworth T370, which shares many components with Peterbilt (both being PACCAR brands) and offers comparable performance and reliability, often at a slightly more competitive price point depending on configuration. The Freightliner M2 106 is another strong competitor, often offering a broader range of engine choices and potentially more advanced technological options, and can sometimes be found at a more accessible price point, both new and used. For buyers prioritizing maximum durability and a classic vocational truck feel, the Peterbilt 337 remains an excellent choice. If cost-effectiveness or slightly more modern amenities are higher priorities, the Kenworth T370 or Freightliner M2 106 are highly recommended alternatives.

Final Verdict: Is the 2016 Peterbilt 337 a Good Truck?

The 2016 Peterbilt 337 is ideally suited for businesses and owner-operators requiring a dependable, durable, and capable vocational truck for demanding applications such as construction, refuse hauling, or specialized delivery services. It is absolutely worth buying for those who prioritize longevity, robust build quality, and operational uptime over flashy technology or extreme fuel efficiency. The truck excels in its intended role. Buying used is generally the most practical approach, as new vocational trucks are very expensive. When purchasing used, prioritize vehicles with comprehensive maintenance records, lower mileage for their age, and in good overall condition, especially regarding the engine and drivetrain. Specific trims are less relevant than the chosen engine and chassis configuration for the intended application. A well-maintained 2016 Peterbilt 337 represents a sound, long-term investment for commercial use.

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Cathleen V

Cathleen is an exceptional freelance writer covering hot topics in the automotive world from a gearhead's perspective. Her articles delve into various aspects of automotive technology and history, offering readers detailed insights into engine performance, reliability, and maintenance. Through her engaging and informative writing, Cathleen provides valuable information to automotive enthusiasts and consumers alike, helping them make informed decisions about vehicle maintenance and purchases.