GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Do the high beam headlamps operate?

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Go to Step 2

Go to Diagnostic System Check - Lighting Systems

2

Do the turn signal indicators work when the turn signals are operating?

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Go to Step 3

Go to Head Up Display (HUD) Turn Signal Indicator Inoperative - Right Side

3

Inspect for a poor connection or an open in CKT 11 between the instrument cluster harness connector C2 terminal G and S219.

Does a poor connection or an open CKT 11 between the instrument cluster harness connector C2 terminal G and S219 present?

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Go to Step 4

Go to Step 5

4

  1. Repair the poor connection or the open in CKT 11 between the instrument cluster harness connector C2 terminal G and S219.
  2. Inspect the system.

Is the repair complete?

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System OK

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5

  1. Inspect the warning indicator bulb and the bulb connection.
  2. If OK, replace the instrument cluster. Refer to Instrument Cluster Replacement .
  3. Inspect the system.

Is the repair complete?

--

System OK

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