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Diagnostic Code Index

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
DTC P0480 or P0481  P0480: Cooling Fan Relay 1 Control Circuit
P0481: Cooling Fan Relay 2 and 3 Control Circuit
DTC P1258  P1258: Engine Coolant Over temperature - Protection Mode Active
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