Is the Chevy 2.7 Turbo Engine a Good Engine for the 2023 Silverado?

The Chevy 2.7 turbo engine is a four-cylinder engine that powers the Silverado truck.

It is designed to offer a balance of performance, efficiency, and durability.

But how does it compare to other engines in the market? Is it worth choosing over the V8 or the diesel options?

In this article, we will explore the specs, reliability, horsepower, fuel economy, towing capacity, problems, and longevity of the Chevy 2.7 turbo engine.

A picture showing a Silverado 1500, has an installation of the chevy 2.7 turbo engine[photo courtesy: Trusted Auto Professionals]
It has 310 horsepower at 5,600 rpm, which is more than some V6 engines in the market. However, it falls short of the V8 engines that are available for the Silverado truck[photo courtesy: Trusted Auto Professionals]

Chevy 2.7 Turbo Specs

The Chevy 2.7 turbo engine is a 2.7-liter inline-four engine that produces 310 horsepower at 5,600 rpm and 430 lb-ft of torque at 1,500 rpm.

It features a dual-volute turbocharger that improves responsiveness and low-rpm torque production.

It also has an advanced valvetrain system that can switch between high lift, low lift, and cylinder deactivation modes to optimize performance and fuel efficiency.

The engine is paired with an eight-speed automatic transmission that delivers smooth and quick shifts.

A picture showing the exterior upper section of the chevy 2.7 turbo engine on the bonnet of a 2023 Silverado model[photo courtesy: Autoevolution]
The Chevy 2.7 turbo engine is a good engine for the Silverado truck in terms of performance, efficiency, and durability. However, it is not without drawbacks[photo courtesy: Autoevolution]

GM 2.7 Turbo Engine Reliability

The GM 2.7 turbo engine is a new and innovative engine that has undergone extensive testing and durability standards. It has a:

  • robust aluminum block and cylinder head
  • forged steel crankshaft
  • dual balance shafts
  • variable-output oil pump
  • water-cooled exhaust manifold.
  • direct fuel injection system
  • coil-on-plug ignition system
  • active thermal management system that enhance its reliability

However, the engine is not without its problems. Some owners have reported issues with:

  • poor fuel economy
  • timing belt failure
  • head gasket failure
  • valve lift timing issues

Some of these problems have been addressed by GM through technical service bulletins or software updates, but some may still persist or require costly repairs.

The engine has not been recalled so far, but it may face some challenges in the long term due to its complexity and high-stress operation.

2.7L Turbo Engine Horsepower

The 2.7L turbo engine offers a respectable amount of horsepower for a four-cylinder engine.

It has 310 horsepower at 5,600 rpm, which is more than some V6 engines in the market. However, it falls short of the V8 engines that are available for the Silverado truck.

The 5.3-liter V8 engine has 355 horsepower at 5,600 rpm, while the 6.2-liter V8 engine has 420 horsepower at 5,600 rpm.

The diesel option, the 3.0-liter Duramax engine, has 277 horsepower at 3,750 rpm.

The horsepower of the 2.7L turbo engine may not be impressive on paper, but it is sufficient for most driving situations.

Its engine delivers its peak torque at a low rpm range of 1,500 to 4,000 rpm, which means it can accelerate quickly and smoothly without needing to rev high.

The engine also has a good power-to-weight ratio, as it weighs about 100 pounds less than the V8 engines.

Chevy 2.7 Turbo Fuel Economy

The Chevy 2.7 turbo engine is designed to improve fuel economy over the V8 engines.

According to the EPA estimates:

  1. the two-wheel drive models with the 2.7L turbo engine have a fuel economy rating of 20 mpg city, 23 mpg highway, and 21 mpg combined.
  2. The four-wheel drive models have a rating of 19 mpg city, 22 mpg highway, and 20 mpg combined

These ratings are better than the V8 engines, which range from 16 to 18 mpg city, 21 to 24 mpg highway, and 18 to 21 mpg combined depending on the configuration.

The diesel engine has the best fuel economy rating of 23 mpg city, 33 mpg highway, and 27 mpg combined for the two-wheel drive models and 22 mpg city, 26 mpg highway, and 24 mpg combined for the four-wheel drive models.

However, the real-world fuel economy of the 2.7L turbo engine may not match the EPA estimates. Some reviewers and owners have reported lower than expected fuel economy figures, especially when towing or driving at high speeds.

Some factors that may affect the fuel economy of the 2.7L turbo engine include the:

  • driving style
  • terrain
  • weather
  • load
  • maintenance

Chevy 2.7 Turbo Towing

The Chevy 2.7 turbo engine is capable of towing up to 9,500 pounds when configured with two-wheel drive and the Max Trailering Package.

This is a decent towing capacity for a four-cylinder engine, but it is lower than the V8 and the diesel engines.

The 5.3-liter V8 engine can tow up to 11,500 pounds, while the 6.2-liter V8 engine can tow up to 13,300 pounds. The diesel engine can tow up to 9,300 pounds.

The towing performance of the 2.7L turbo engine may vary depending on the trailer weight, hitch type, gear ratio, and other factors.

Some reviewers have praised the engine for its smooth and responsive power delivery, while others have criticized it for its lack of refinement and stability when towing heavy loads.

The engine may also struggle to maintain its speed and fuel economy when towing at high altitudes or in hot weather.

GM 2.7 Turbo Engine Problems

The GM 2.7 turbo engine is a new and complex engine that may have some problems that affect its performance and efficiency. Some of the common problems reported by owners and reviewers include:

  • Poor fuel economy: Some owners have complained that their 2.7L turbo trucks do not achieve the advertised fuel economy ratings, especially when towing or driving at high speeds. Some possible causes of poor fuel economy include faulty sensors, software glitches, dirty air filters, low tire pressure, and driving habits.
  • Timing belt failure: Some owners have experienced premature timing belt failure on their 2.7L turbo trucks. This can result in severe engine damage if not detected and replaced in time. Some possible causes of timing belt failure include poor quality materials, improper installation, excessive wear and tear, and oil contamination.
  • Head gasket failure: Some owners have reported head gasket failure on their 2.7L turbo trucks. This can cause coolant leakage, overheating, white smoke, and loss of power. Some possible causes of head gasket failure include faulty design, manufacturing defects, overheating, detonation, and improper torque.
  • Valve lift timing issues: Some owners have encountered problems with the valve lift timing system. This can cause rough idle, misfires, check engine light, reduced power, and poor fuel economy. Some possible causes of valve lift timing issues include faulty solenoids, sensors, actuators, camshafts, or chains.

Here is a summary table that mentions the features and the pros and cons of the chevy 2.7 turbo engine:

Feature Pros Cons
Performance – More torque, lighter weight, and better fuel economy than the 4.3L V6 engine

– Smooth and responsive power delivery at low rpm

– Less horsepower, towing capacity, and refinement than the V8 and diesel engines

– Poor real-world fuel economy, especially when towing or driving at high speeds

Technology – Innovative valvetrain system that can switch between high lift, low lift, and cylinder deactivation modes

– Water-cooled exhaust manifold that improves emissions and turbocharger life

– Complex and high-stress engine that may have problems with timing belt, head gasket, valve lift timing, and sensors
Character – A modern and efficient engine that suits the Silverado truck – Lack of character and sound compared to the V8 engines

How Many Miles Will a Chevy 2.7 Turbo Last?

The Chevy 2.7 turbo engine is a relatively new engine that has not been tested for its longevity yet.

However, some sources suggest that it can last from 120,000 to 240,000 miles with routine maintenance.

The longevity of the 2.7L turbo engine may depend on several factors, such as:

  • driving conditions
  • quality of the fuel and oil
  • frequency of the oil changes
  • occurrence of the problems mentioned above

Conclusion

The Chevy 2.7 turbo engine is a good engine for the Silverado truck in terms of performance, efficiency, and durability.

It offers a balance of horsepower, torque, fuel economy, and towing capacity for a four-cylinder engine.

However, it is not without its drawbacks. It has some problems that may affect its reliability and longevity, such as poor fuel economy, timing belt failure, head gasket failure, and valve lift timing issues.

It also falls short of V8 and diesel engines in some aspects, such as horsepower, towing capacity, and refinement.

Therefore, the choice of the 2.7L turbo engine may depend on the personal preference, budget, and needs of the buyer.

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