DTC Descriptors
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic procedure supports the following DTCs:
- DTC P0480 Low Speed Cooling Fan Relay Control Circuit
- DTC P0481 High Speed Cooling Fan Relay Control Circuit