Description:

FITMENT: IAC Motor fit for 1983-1988 for Buick for Century, 1991-1993 for Buick Commercial Chassis, 1986 for Buick for Regal, 1986-1987 for Buick for Riviera, 1991-1993 for Buick Roadmaster, 1983-1987 for Buick for Skyhawk, 1984-1988 for Buick for Skylark, 1986 for Buick Somerset, 1990-1992 for Cadillac Brougham, 1984 1986 for Cadillac for Cimarron,1985-1986 1988 1990-1991 for Chevy for Astro. ECONOMY: Good fuel economy is achieved by maintaining minimum idle speed and deceleration air volume control.Improve engine performance by increasing the amount of air during sudden deceleration.. REFERENCE OEM PART NUMBER: Fuel Injection System idle control for 2H1037, AC1, 17111288, 17111289, 17079256, 17111286, IAC1, 21738, 217-437, CV10033, 8425, 8437, 217-421. INCREASE THE SPEED: The controls the idle air control motor to increase the air amount, thereby increasing the idle speed and protecting the engine free from running unstable or stalling..