Idle Speed Control Adjusting Tool

Idle Speed Control Adjusting Tool

• Adjusts Idle Speed Control (ISC) motor for high/low RPM settings of ISC plunger.
• Fits 1979-80 C-4 carb systems and 1980-1/2 and up Computer Command Control vehicles with ISC motor.

Key Features

• Easily adjusts ISC motor for high/low RPM settings of ISC plunger.
• Fits 1979-80 C-4 carb systems and 1980-1/2 and up Computer Command Control vehicles with ISC motor.

Applications

• GM C-4 and CCC systems.

Benefits

• Ensures proper idle speed.
• Prevents engine stalling.
• Improves fuel economy.