ACDelco GM Original Equipment Fuel Injection Throttle Bodies are designed, engineered, and tested to rigorous standards,and are backed by General Motors. When your vehicle suffers from rough idling, unexpected stalling at intersections, or hesitation when pressing the gas pedal, a failing airflow valve is often the culprit. Serving as the primary gateway for air entering the intake manifold, these critical components regulate incoming oxygen to match fuel delivery, communicating directly with the engine computer to optimize the air-fuel mixture. Replacing a worn unit restores smooth, predictable throttle response and steady idle performance, ensuring you have consistent engine power for highway merging, heavy acceleration, and daily stop-and-go city commuting. Designed to meet rigorous specifications and validated for reliable operation in harsh weather conditions, these replacement parts help clear check engine lights tied to airflow faults and keeps your electronic fuel injection system running efficiently. ACDelco GM Original Equipment parts are the true OE parts installed during the production or validated by General Motors for GM vehicles.

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• Maintains proper engine breathing in extreme weather conditions
• Steady idle performance at stoplights and intersections
• Built for daily stop-and-go city commuting
• Consistent engine power during heavy acceleration
• A critical link in the electronic fuel injection system
• Communicates with the engine computer for precise tuning
• Handles the demands of highway merging and passing
• The primary valve controlling air entering the engine
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
• GM regularly updates production and service part designs to integrate new materials and technologies