Wiring Diagram Cluster
1991 Pontiac Truck Trans Sport Instrument Cluster Wiring Diagram
Find instrument panel wiring, gauge sender circuits, warning light paths, and speedometer/tachometer schematics.
Matched Diagrams
32
Variant Used
Trans Sport V6-191 3.1L
Total Vehicle Diagrams
642
From Diagram To Fix
Use this wiring page as the jump point, not the dead end
Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.
Keep context
Vehicle Repair Hub
Step out of raw diagrams and into the full 1991 Pontiac Truck Trans Sport hub with repairs, specs, codes, and other systems already tied to this car.
View vehicle repair hub →OEM source
Factory Manual Evidence
When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.
Open interactive browser →Diagnostic signal
Codes Often Seen With This System
Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.
U0073: Control Module Communication Bus Off →Top Instrument Cluster Diagram Paths
1.Electrical Diagrams > Instrument Panel Warning Indicators > GaugesInstrument Panel, Gauges and Warning IndicatorsOpen2.Electrical Diagrams > Instrument Panel Warning Indicators > Instrument Panel Circuit Board WiringInstrument Panel, Gauges and Warning IndicatorsOpen3.Electrical Diagrams > Instrument Panel Warning Indicators > Warning Indicators > BrakeInstrument Panel, Gauges and Warning IndicatorsOpen4.Electrical Diagrams > Instrument Panel Warning Indicators > Warning Indicators > ChimeInstrument Panel, Gauges and Warning IndicatorsOpen5.Electrical Diagrams > Instrument Panel Warning Indicators > Warning Indicators > Fasten Belts, Turn & High Beam IndicatorsInstrument Panel, Gauges and Warning IndicatorsOpen6.Electrical Diagrams > Instrument Panel Warning Indicators > Warning Indicators > Gate Ajar & "Service Engine Soon" IndicatorsInstrument Panel, Gauges and Warning IndicatorsOpen7.Electrical Diagrams > Instrument Panel Warning Indicators > Warning Indicators > Low FuelInstrument Panel, Gauges and Warning IndicatorsOpen8.Electrical Diagrams > Instrument Panel Compartment LightInstrument Panel, Gauges and Warning IndicatorsOpen9.Electrical Diagrams > Instrument Panel DimmingInstrument Panel, Gauges and Warning IndicatorsOpen10.Electrical Diagrams > Instrument Panel IlluminationInstrument Panel, Gauges and Warning IndicatorsOpen11.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > Cigarette LighterGeneralOpen12.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > Malfunction Indicator LampGeneralOpen13.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Compartment LightGeneralOpen14.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel DimmingGeneralOpen15.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel IlluminationGeneralOpen16.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > GaugesGeneralOpen17.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > Instrument Panel Circuit Board WiringGeneralOpen18.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > Warning Indicators > BrakeGeneralOpen19.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > Warning Indicators > ChimeGeneralOpen20.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > Warning Indicators > Fasten Belts, Turn & High Beam IndicatorsGeneralOpen21.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > Warning Indicators > Gate Ajar & "Service Engine Soon" IndicatorsGeneralOpen22.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Instrument Panel Warning Indicators > Warning Indicators > Low FuelGeneralOpen23.Diagnostic Aids > Pull-to-Seat ConnectorsInstrument Panel, Gauges and Warning IndicatorsOpen24.Diagnostic Aids > Push-to-Seat ConnectorsInstrument Panel, Gauges and Warning IndicatorsOpen25.Diagram Information and Instructions > Cell ReferencesInstrument Panel, Gauges and Warning IndicatorsOpen26.Diagram Information and Instructions > Schematic SymbolsInstrument Panel, Gauges and Warning IndicatorsOpen27.Diagram Information and Instructions > Symbol Identification > Part 1 of 3Instrument Panel, Gauges and Warning IndicatorsOpen28.Diagram Information and Instructions > Symbol Identification > Part 2 of 3Instrument Panel, Gauges and Warning IndicatorsOpen29.Diagram Information and Instructions > Symbol Identification > Part 3 of 3Instrument Panel, Gauges and Warning IndicatorsOpen30.Diagram Information and Instructions > Wire Color Code IdentificationInstrument Panel, Gauges and Warning IndicatorsOpen31.Components > Miscellaneous Components > Panel Valve Vacuum ActuatorGeneralOpen32.Electrical Diagrams > Starting and Charging > Power and Ground Distribution > Fuse > GaugesGeneralOpen
Exact Vehicle Hub
Browse →Likely Trouble Codes for This System
Browse →U0073: Control Module Communication Bus OffCode
Network/Communication code commonly seen during instrument cluster diagnosis.
B0001: Driver Frontal Stage 1 Deployment ControlCode
Body/Electrical code commonly seen during instrument cluster diagnosis.
B0010: Passenger Frontal Stage 1 Deployment ControlCode
Body/Electrical code commonly seen during instrument cluster diagnosis.
P0218: Transmission Fluid Over TemperatureCode
Transmission code commonly seen during instrument cluster diagnosis.
P0562: System Voltage LowCode
Electrical code commonly seen during instrument cluster diagnosis.
P0700: Transmission Control SystemCode
Transmission code commonly seen during instrument cluster diagnosis.
More Trans Sport Wiring Pages
Same System, Other Vehicles
1991 Toyota Supra Instrument Cluster Wiring Diagram1993 Toyota Camry Sedan Instrument Cluster Wiring Diagram1993 Toyota Camry Wagon Instrument Cluster Wiring Diagram1994 Toyota Camry Sedan 2-Door Instrument Cluster Wiring Diagram1994 Toyota Camry Sedan 4-Door Instrument Cluster Wiring Diagram1994 Toyota Celica Instrument Cluster Wiring Diagram1995 Toyota Camry Coupe 2-Door Instrument Cluster Wiring Diagram1995 Toyota Celica Coupe Instrument Cluster Wiring Diagram