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Home >> GMC >> 2001 >> C3500 HD 6.5 F, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays, Gauges And Console >> Diagnostic Information and Procedures >> Driver Information Center (DIC) Inoperative

Driver Information Center (DIC) Inoperative

Driver Information Center (DIC) Inoperative

Step Action Value(s) Yes No
Schematic Reference:  Driver Information System Schematics  
1 Did you perform the Driver Information Center Diagnostic System Check? - Go to Step 2  Go to Diagnostic System Check - Driver Information Systems 
2
  1. Turn ON the ignition, with the engine OFF.
  2. Observe the DIC operation.
Does the DIC operate normally?
- Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3
  1. Install the scan tool.
  2. With the scan tool, observe the Run/Accy/Rap Voltage parameter in the DIC data list.
Does the DIC Run/Accy/Rap Voltage parameter indicate any voltage?
- Go to Step 4  Go to Step 5 
4 Inspect for poor connections at the harness connector of the DIC. Refer to Testing for Intermittent Conditions and Poor Connections , and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 7  Go to Step 6 
5 Repair the open, a short to ground or a high resistance in the RAP fuse supply voltage circuit of the DIC. Refer to Wiring Repairs in Wiring Systems.
Did you complete the repair?
- Go to Step 7  -
6 Replace the DIC. Refer to Driver Information Center Replacement .
Did you complete the replacement?
- Go to Step 7  -
7 Operate the system in order to verify the repair.
Did you correct the condition?
- System OK Go to Step 2