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Home >> GMC >> 1998 >> Envoy >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Panel >> Self-Diagnostic - System

Self-Diagnostic - System

NOTE: For wiring and connector terminal identification, see WIRING DIAGRAMS  .
NOTE: Diagnostic trouble code tests are written specifically for use with GM Tech I or Tech II scan tools. Generic scan tool can be used but may have limited functions.
INSTRUMENT PANEL CLUSTER (IPC) DTC

IPC DTC Description
B0709 Oil Pressure Indicator Circuit Open
B0860 Device Ignition START Circuit Malfunction
B1367 Device Ignition 0 Circuit Low
U1016 (1) Lost Communications With Vehicle Control Module/Powertrain Control Module
U1026 Lost Communications With Transmission Control System
U1041 (2) Lost Communications With E B Control Module
U1064 Lost Communications With Transmission Control Module
(1) Illuminates LOW FUEL and BATTERY indicators.
(2) Illuminates ABS indicator.