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Home >> Pontiac >> 2008 >> Grand Prix GXP >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Controls And Fuel - 3.8L - DTC P0016 To DTC P0350) >> DTC P0016 >> Circuit/System Testing

Circuit/System Testing

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  1. Ignition OFF, inspect the engine or review the service history of the vehicle for any recent repairs involving the timing chain, camshaft, or crankshaft.
  2. Inspect the engine timing components. Refer to Timing Chain and Sprockets Cleaning and Inspection (L26) .