Buick Verano 2012-2017 2.0L Engine Specifications

The 2.0L engine in the 2012-2017 Buick Verano is a turbocharged inline-4 cylinder Ecotec engine. It produces 250 horsepower at 5300 RPM and 260 lb-ft of torque at 2000 RPM. The engine features direct fuel injection, dual overhead camshafts, and variable valve timing. It is compatible with regular unleaded gasoline and has a fuel capacity of approximately 15.6 gallons. This engine is designed for optimal performance and efficiency, making it suitable for both city driving and highway cruising.

Regular maintenance for the 2.0L engine includes oil changes every 5,000 to 7,500 miles using synthetic oil (5W-30), tire rotations every 7,500 miles, and brake inspections every 12,000 miles. Spark plugs should be replaced every 60,000 miles, and the timing belt should be inspected every 50,000 miles. Additionally, the engine air filter should be replaced every 15,000 miles, and the fuel filter should be replaced every 30,000 miles. Adhering to the recommended maintenance schedule ensures optimal engine performance and longevity.

Replacing the engine in your 2012-2017 Buick Verano requires advanced mechanical skills and specialized tools. Start by draining the coolant and engine oil. Disconnect the negative battery terminal, then remove the intake manifold, exhaust system, and engine mounts. Carefully lift the engine out of the engine bay using a hoist. Install the new engine by reversing the steps, ensuring all connections are secure. Refer to the service manual for detailed instructions and torque specifications. It is recommended to have a professional mechanic perform this procedure if you are not experienced with engine replacements.

Common issues with the 2.0L engine include reduced power, rough idling, or decreased fuel efficiency. Start by checking the trouble codes using an OBD-II scanner. Inspect the air filter, fuel filter, and spark plugs for fouling or wear. Check the turbocharger for any signs of damage or leakage. If the issue persists, perform a compression test to identify any internal engine problems. Consult a certified mechanic if you are unable to diagnose or repair the issue yourself. Regular maintenance can help prevent many of these common problems.

To optimize the performance of the 2.0L engine, ensure regular maintenance is performed, including oil changes and filter replacements. Use high-quality fuel and consider upgrading to a performance air filter or cat-back exhaust system. Tuning the engine with a reputable engine tuning software can also enhance power and torque. Additionally, maintaining proper tire pressure and reducing unnecessary weight can improve fuel efficiency. Avoid excessive modifications without consulting a professional to ensure reliability and longevity of the engine.