Symptom Tests - PRNDL Display: Notes

WARNING: This page is about a different car, the 1999 GMC Sierra and 1999 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Static electricity can destroy integrated circuits in Instrument Panel Cluster (IPC) and Vehicle Speed Sensor (VSS) calibrator. Before servicing these components, ground yourself and work area to discharge static electricity.

NOTE: Unless otherwise specified, make all voltage and resistance measurements with a Digital Volt-Ohmmeter (DVOM) having an input impedance of 10 megohms or greater.

NOTE: For component locations, see COMPONENT LOCATIONS . For wiring and circuit identification, see WIRING DIAGRAMS .

NOTE: Always begin diagnosis by performing the DIAGNOSTIC SYSTEM CHECK - INSTRUMENT CLUSTER located under TROUBLESHOOTING.