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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1384 (Hybrid Cooling System) >> Diagnostic Information and Procedures >> DTC P0A9C-P0A9E, P0AC6-P0AC8, P0ACB-P0ACD, P0AE9, P0AEA, or P0AEB >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2009 GMC Sierra and 2009 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, command the battery cooling fan ON and OFF with a scan tool. Listen for the operation of the fan.
  2. Ignition ON, observe all four hybrid battery module temperature sensor parameters with a scan tool. The readings should be between -39 and +95°C (-38 and +203°F) with no greater than a 15°C (27°F) difference between any of the four temperature sensor readings.
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