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Home >> Cadillac >> 2005 >> STS 3.6 7 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.6L (Ly7) (DTC P0008 To DTC P0152) >> DTC P0121 >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P0121 Throttle Position (TP) Sensor 1 Performance

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