Scan Tool Output Controls
WARNING: This page is about a different car, the 2007 Pontiac Montana SV6, 2007 Chevrolet Uplander, and 2007 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
ECM Scan Tool Output Controls
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Fan Relay 1 | Output Control/Cooling Fan | The engine control module (ECM) energizes the cooling fan 1 relay when you select ON. |
| Fan Relays 2 and 3 | Output Control/Cooling Fan | The ECM energizes the cooling fan 2 and 3 relays when you select ON. |
| Fan Relays 1, 2, & 3 | Output Control/Cooling Fan | The ECM energizes all of the cooling fan relays when you select ON. |