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started up car today and check engine light was on ... was fine yesterday...
Vehicle: 2007 pontaic g5

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P1682 ignition 1 switch circuit 2

P2101 Throttle actuator position performance

Ignition 1 supplies circuit to the ECM and TAC ( throttle actuator control) so yes it becomes related, P1682 should be resolved first, check the charging system if good as a start replace the RUN/Crank relay

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