GM Service Manual Online
For 1990-2009 cars only

Battery Indicator is Lit at all Times with Engine Running

Step

Action

Value(s)

Yes

No

1

  1. Turn engine off if it is running.
  2. Disconnect the Generator connector.
  3. Move the Ignition Switch to the Run position.

Does the Battery Indicator light?

Go to Step 3

Go to Step 2

2

Repair Generator.

3

Check for a short to ground in the BRN (25) wire between the generator and the Instrument Cluster. If OK, Replace the Instrument Cluster.