Diagnostic Code Index
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0480 or P0481 (5.3 (LS4)) | P0480: Cooling Fan Relay 1 Control Circuit P0481: Cooling Fan Relay 2 Control Circuit |
| DTC P0480, P0481, P0691, P0692, P0693, or P0694 (3.8L (L26)) | P0480: Cooling Fan Relay 1 Control Circuit P0481: Cooling Fan Relay 2 Control Circuit |
| DTC P0480, P0481, P0691, P0692, P0693, or P0694 (3.6L LY7) | P0480: Cooling Fan Relay 1 Control Circuit P0481: Cooling Fan Relay 2 Control Circuit P0691: Cooling Fan Relay 1 Control Circuit Low Voltage P0692: Cooling Fan Relay 1 Control Circuit High Voltage P0693: Cooling Fan Relay 2 Control Circuit Low Voltage P0694: Cooling Fan Relay 2 Control Circuit High Voltage |
| DTC P1258 (L26) | P1258: Engine Coolant Overtemperature - Protection Mode Active |
| DTC P1258 LY7) | P1258: Engine Coolant Overtemperature - Protection Mode Active |
| DTC P1258 (LS4) | P1258: Engine Coolant Over temperature - Protection Mode Active |