W/4180C-4V

1. Place the transmission in Neutral or Park.
2. Bring the engine to normal operating temperature.
3. Place A/C-Heat selector to the Off position.
4. Place the transmission in specified position.
5. Check/adjust curb idle rpm if adjustment is required.

Curb Idle RPM Adjustment:

^ Adjust the curb idle speed screw.
6. Place the transmission in Neutral or Park, rev the engine momentarily. Place the transmission in specified position and recheck curb idle rpm, readjust only if required.