Idle Speed Control Valve IAC Sensor For Buick And Chevy Cars, Plug And Play Fuel Injection Throttle Stepper Motor Replacement Part, Premium High Temperature Material, Low Air Leakage, 4 Pin Copper Core Connector, Black
✔️ 4-pin copper-core IAC valve with high-temp material and low leakage
The Idle Speed Control Valve (IAC) is a plug-and-play sensor and actuator that manages engine idle by precisely regulating incoming air. It’s typically used on Buick and Chevy engines to replace worn idle motors and restore smooth idle and fuel efficiency.
✅ Premium high-temperature material for durability
✅ Four-pin copper-core connector for stable contact
✅ OEM-compatible part numbers 90380 10526 90325864
✅ Direct replacement for Buick and Chevy idle systems
✅ Low air leakage to keep idle consistent
💡 What is an idle air control valve used for in modern car engines and why replace it?
Idle air control valves regulate idle speed by adjusting the amount of air entering the engine at idle. When the valve wears out or leaks, idle can become rough or unstable, improving cold-start performance and fuel economy.
- Maintains stable idle RPM across temperature changes
- Gives better cold-start idle and fuel efficiency
- Easy plug-and-play replacement in many Buick and Chevy setups