B1590 Chevrolet Silverado 3500 HD

An improper voltage level is seen on the Driver/Passenger Mirror Vertical Position Sensor Signal circuit.

Action Taken When the DTC Sets

Memory mirror recall functions are suspended as long as the fault is present.

Conditions for Clearing the DTC

1. A current DTC will clear when the fault is no longer present.
2. A history DTC will clear after 40 fault free ignition cycles.

Reference Information

Schematic Reference

Outside Rearview Mirror Schematics

Connector End View Reference

Component Connector End Views

Description and Operation

Outside Mirror Description and Operation (Heated Mirrors) or Outside Mirror Description and Operation (Power Mirrors)

Electrical Information Reference

1. «Circuit Testing»(ref-317172-S12100958872009060900000)
2. «Connector Repairs»(ref-317172-S41839496312009060900000)
3. «Testing for Intermittent Conditions and Poor Connections»(ref-317172-S08096213032009060900000)
4. «Wiring Repairs»(ref-317172-S40815672902009060900000)

Scan Tool References

Control Module References for scan tool information.