Over 8500 GVW, Controlled Idle Speed / IAC Counts
Over 8500 GVW, Controlled Idle Speed / IAC Counts<0016>
| Idle Speed Note: Let engine idle until proper fuel control status is open loop. | IAC Counts Note: Add 2 counts for engines with less than 500 miles. Add 2 count for every 1000 ft above sea level. | ||
| Manual Transmission Note: For Suburban Models with a single catalytic converter | Neutral | 600 | 5-30 |
| Auto Transmission | Drive | 550 | 5-30 |