Diagnostic Aids

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

Important: For instrument panel module go to DTC B1000: LOSS OF COMMUNICATION TO INSTRUMENT PANEL MODULE (IPM) .

This DTC may be stored as a History DTC without affecting the operation of the module. If stored only as a History DTC and not retrieved as a current DTC, do not replace the module.
If this DTC is retrieved as both a Current and History DTC, replace the module.

Fig 1: DTC B1000

Courtesy of GENERAL MOTORS CORP.