GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Disconnect the generator connector.
  2. Turn the ignition switch to RUN.

Does the charge indicator remain lit?

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Go to Step 3

Go to Step 2

2

Repair or replace the generator. Refer to Generator Replacement or Generator Replacement .

Is the repair complete?

--

System OK

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3

Check CKT 25 for a short to ground. If OK, replace or exchange the instrument cluster.

Is the repair complete?

--

System OK

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