Scan Tool Output Controls
WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
PCM Scan Tool Output Controls - 4.2L (LL8)
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Electro-viscous Fan | - | The scan tool displays a Commanded State of None or percentage. This allows you to communicate with the PCM to increase or decrease the cooling fan speed in 10% increments. |