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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1326 (Instrument Panel System Displays, Gauges And Console) >> Diagnostic Information and Procedures >> Instrument Cluster Inoperative

Instrument Cluster Inoperative

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Instrument Cluster Inoperative

Step Action Yes No
Schematic Reference: Instrument Cluster Schematics 
1 Did you review the Instrument Panel Cluster Description and Operation and perform the necessary inspections? Go to Step 2  Go to Symptoms - Instrument Panel, Gages and Console 
2 Verify that the instrument cluster is inoperative.
Does the system operate normally?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Inspect the following indicators:
  • LH turn indicator
  • RH turn indicator
  • High beam indicator
  • Defogger indicator

Are the inspected indicators inoperative?
Go to Step 4  Go to Step 6 
4 Test the WHT/BLK between the instrument cluster connector C2 cavity 12 and G204 for an open.
Is an open condition present?
Go to Step 5  Go to Step 11 
5 Repair the open in the WHT/BLK wire between the instrument cluster connector C2 cavity 12 and G204. Refer to Wiring Repairs in Wiring Systems.
Is the repair complete?
Go to Step 13  -
6 Inspect the following indicators:
  • Door open indicator
  • Cruise indicator (if available)
  • Over drive (O/D) OFF indicator (if available)
  • Malfunction indicator lamp (check engine)
  • Oil pressure indicator
  • ABS indicator (if available)
  • Low fuel indicator

Are the inspected indicators inoperative?
Go to Step 7  Go to Step 8 
7
  1. Turn the ignition to the ON position.
  2. Using a test lamp, check the instrument cluster assembly C1 cavity 2 to ground.
Does the test lamp illuminate?
Go to Step 8  Go to Step 9 
8 Replace the instrument cluster assembly printed circuit. Refer to Instrument Panel Cluster (IPC) Replacement .
Is the repair complete?
Go to Step 13  -
9 Test the battery positive voltage circuit between junction block 3 connector C2 and the instrument cluster assembly C1 cavity 2 for an open.
Is an open condition present?
Go to Step 10  Go to Step 8 
10 Repair the open in the battery positive voltage circuit. Refer to Wiring Repairs in Wiring Systems.
Is the repair complete?
Go to Step 13  -
11 Check connector C2 for damage.
Is the connector damaged?
Go to Step 12  Go to Step 8 
12 Repair the connector. Refer to Connector Repairs in Wiring Systems.
Is the repair complete?
Go to Step 13  -
13 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3