B1395 07 Chevrolet Tahoe III

The BCM detects a voltage that is greater than 4.97 V on I/P dimming voltage reference circuit.

Action Taken When the DTC Sets

1. The I/P lamps are dim or not illuminated.
2. The I/P lamps will not dim.
3. The stop lamps are always ON.

Conditions for Clearing the DTC

1. The conditions for setting the DTC are no longer present.
2. A history DTC clears after 100 malfunction-free ignition cycles.
3. The BCM receives the clear code command from the scan tool.

Reference Information

Schematic Reference

1. «Interior Lights Dimming Schematics»(ref-364469-S06438503632010063000000)
2. «Exterior Lights Schematics»(ref-364469-S15229192392010063000000)

Connector End View Reference

Component Connector End Views

Description and Operation

Interior Lighting Systems Description and Operation

Electrical Information Reference

1. «Circuit Testing»(ref-364488-S04114729552010063000000)
2. «Connector Repairs»(ref-364488-S23771656832010063000000)
3. «Testing for Intermittent Conditions and Poor Connections»(ref-364488-S16423338542010063000000)
4. «Wiring Repairs»(ref-364488-S17530456672010063000000)

Scan Tool Reference

Control Module References for scan tool information