Buick Grand National GNX Engine Specs

Engine Configuration

The Buick Grand National GNX is renowned for its powerful and impressive engine configuration. Under the hood, you’ll find a turbocharged 3.8-liter V6 engine that delivers exceptional performance. Let’s dive into the specifics of this remarkable powertrain.

Detailed Engine Specifications

To provide a comprehensive overview, here are the detailed engine specifications of the Buick Grand National GNX:

Engine Type Turbocharged V6
Displacement 3.8 liters
Horsepower 276 hp
Torque 360 lb-ft
Compression Ratio 8.5:1
Valvetrain Overhead Valve (OHV)
Fuel Delivery Sequential Fuel Injection
Forced Induction Turbocharged

The turbocharged V6 engine of the Buick Grand National GNX offers an impressive power output of 276 horsepower and a torque of 360 lb-ft. With its high-performance capabilities, this engine ensures an exhilarating driving experience.

Engine Oil Specs & Service Intervals

Maintaining the engine oil of your Buick Grand National GNX is crucial to keep it running smoothly and efficiently. Here are the engine oil specifications and service intervals you should be aware of:

Engine Oil Type Synthetic 5W-30
Oil Capacity 5 quarts
Oil Change Interval Every 5,000 miles or 6 months
Oil Filter ACDelco PF47

It is recommended to use synthetic 5W-30 engine oil for the Buick Grand National GNX. The oil capacity of the engine is 5 quarts. To ensure optimal performance and longevity, it is advised to change the oil every 5,000 miles or every 6 months, whichever comes first. When performing an oil change, make sure to replace the oil filter with an ACDelco PF47 or equivalent.

In conclusion, the Buick Grand National GNX boasts an impressive engine configuration with its turbocharged 3.8-liter V6 engine. With its remarkable power output and torque, this vehicle provides an exhilarating driving experience. To keep the engine running smoothly, it is essential to adhere to the recommended engine oil specifications and service intervals. By following these guidelines, you can ensure that your Buick Grand National GNX continues to deliver exceptional performance for years to come.

Categories: 3.8Buick

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