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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 401 (Engine Controls - Self Diagnostics - 8.1L) >> Diagnostic Tests >> DTC P0125: Excessive Time To Enter Closed Loop Fuel Control (Sierra & SILVERADO) >> Diagnostic Aids

Diagnostic Aids

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DTC P0125 is designed to detect a skewed ECT sensor or a faulty thermostat.

Excessive coolant flow through the by-pass hose to the throttle body may cause this DTC to set.

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