LEMON Manuals
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Pontiac
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2005
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Grand Prix Base
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - 3.8L - DTC P1112 To DTC P2431
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DTC P1640: Control Module Output A Circuit
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Conditions for Running the DTC
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Conditions for Running the DTC
The ignition is in Run or Crank.