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Home >> GMC >> 2001 >> Sonoma 2D Pickup, 2.2 5, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 2.2L >> Diagnostic Tests >> DTC P0134: O2S Circuit Insufficient Activity - Sensor 1 >> Notes
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DTC P0134: O2S Circuit Insufficient Activity - Sensor 1: Notes

NOTE: For circuit reference, see WIRING DIAGRAMS article.
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