B0958 3A, B0959 3A, B0960 3A, B0961 3A Chevrolet Tahoe III

The object alarm module determines there is an incorrect sensor installed.

Action Taken When the DTC Sets

1. The parking assist system is disabled.
2. The object alarm module sends a serial data message to the instrument panel cluster (IPC) to display SERVICE PARK ASSIST message in the driver information center (DIC).

Conditions for Clearing the DTC

1. The DTC will transition to history when the fault is no longer present.
2. A history DTC will clear after 100 malfunction-free ignition cycles.

Diagnostic Aids

Make sure the object alarm sensors located on the vehicle rear bumper are clear. Remove any snow, mud or ice that is blocking the sensors.

Reference Information

Schematic Reference

Object Detection Schematics

Connector End View Reference

Component Connector End Views

Description and Operation

Object Detection Description and Operation (UFT) or Object Detection Description and Operation (UVC) or Object Detection Description and Operation (UD7)

Electrical Information Reference

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

Scan Tool Reference

Control Module References for scan tool information