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2006
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Uplander Base
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Engine Controls - 3.5L - DTC P0496 To DTC U1017
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DTC P2A00
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Conditions for Setting the DTC
Conditions for Setting the DTC
The PCM detects that the HO2S 1 voltage signal remains within the 300-600 mV range for more than 46 seconds.
This diagnostic runs continuously.