GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Radio/Audio System Check performed?

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Go to Step 2

Go to Radio/Audio System Check

2

  1. Place the ignition switch in the OFF position.
  2. Disconnect the ignition switch C200 connector.
  3. Connect a digital multimeter J 39200 between the ignition switch pins D2, and D6.

Is continuity present?

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Go to Step 3

Go to Step 4

3

Replace the ignition switch. Refer to the following procedure: Ignition and Key Alarm Switch Assembly - Disassemble - Off Vehicle for the standard steering column or Ignition and Key Alarm Switch Assembly - Disassemble - Off Vehicle for the tilt steering column.

Is the repair complete?

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Go to Radio/Audio System Check

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4

Repair the short to voltage in CKT 4 (BRN).

Refer to Wiring Repairs .

Is the repair complete?

--

Go to Radio/Audio System Check

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