Top of the Engine Components (4.3L)
WARNING: This page is about a different car, the 2001 GMC Sierra and 2001 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Throttle Position (TP) Sensor, Idle Air Control (IAC) Valve, and Positive Crankcase Ventilation Valve (PCV) Component View
| Callout | Component Name |
|---|---|
| 1 | Throttle Position (TP) Sensor |
| 2 | Idle Air Control (IAC) Valve |
| 3 | Ignition Coil |
| 4 | Evaporative (EVAP) Canister Purge Solenoid |
| 5 | Oil Pressure Switch |
| 6 | Knock Sensor (KS) |
| 7 | Fuel Pressure Connection Valve |
| 8 | Positive Crankcase Ventilation Valve (PCV) |