P0302 Code: 2024 Buick – What It Means & Cost to Fix

P0302 Code on 2024 Buick Envision: Misfire Solutions

The P0302 diagnostic code on your 2024 Buick Envision signals that the engine control module has detected cylinder 2 misfires exceeding acceptable thresholds. This premium compact crossover deserves proper diagnostic attention.

2024 Envision Powertrain

The 2024 Buick Envision continues with the 2.0L turbocharged four-cylinder engine delivering 228 horsepower. This refined powerplant provides smooth, efficient performance suited to the premium compact segment.

Turbo Engine Technology

The turbocharger increases power output through pressurized intake air. Boost system integrity, ignition timing, and fuel delivery must all work precisely for clean combustion in each cylinder.

Four-Cylinder Impact

Each of the four cylinders produces a quarter of engine power. Cylinder 2 misfires immediately affect drivability. The rough running and vibration are readily apparent.

Warranty Coverage

Your 2024 Envision is protected by Buick's comprehensive warranty. Misfire-related repairs should be covered. Contact your dealer for diagnosis and service.

New Vehicle Expectations

Misfires on a new vehicle typically indicate isolated component failures. Buick's quality standards mean systematic problems are rare. The dealer will address any defects under warranty.

Parts & Tools for This Case

Based on our investigation, these parts may be needed for this repair.

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