GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Use a test light in order to backprobe between the headlamp switch connector terminal N and the ground.

Did the test light illuminate?

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Go to Step 2

Go to Step 3

2

Replace the headlamp switch. Refer to Headlamp Switch Replacement .

Is the repair complete?

--

Go to Step 4

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3

Repair the poor connection or open in CKT 442.

Is the repair complete?

--

Go to Step 4

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4

  1. Turn the ignition switch to the LOCK position.
  2. Reconnect any of the connectors or components that were removed.

Have all repairs been made?

--

Go to Interior Lamps System Check

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