Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the B1911 Chevrolet code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
The Diagnostic Trouble Code (DTC) B1911 indicates a circuit malfunction is preventing the generator from charging. DTC B1911 will set when the Instrument Panel Cluster (IPC) determines that the circuit is grounded by the generator with the ignition switch in the RUN position and engine speed is greater than 600 RPM. This test is only performed when the ignition switch is in the RUN position, IPC measures engine speed greater than 600 RPM and vehicle diagnostics is not active. When DTC B1911 is set, IPC will display BATTERY NOT CHARGING message and the battery indicator will illuminate.
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