GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was A Diagnostic System Check performed?

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Go to Step 2

Go To Diagnostic System Check - Lighting Systems

2

Visually inspect the 10 Amp HAZARD LPS fuse for an open.

Is an open present?

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Go to Step 3

Go to Step 6

3

With the hazard switch open, test the Fuse Output-Battery circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and repair the condition?

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System OK

Go to Step 4

4

Check Turn Signal Lamp Feed-Left Front Circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and repair the condition?

--

System OK

Go to Step 5

5

Check Turn Signal Lamp Feed-Right Front Circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and repair the condition?

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System OK

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6

With the hazard switch removed, test the Fuse Output-Battery circuit at the hazard switch connector for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and repair the condition?

--

System OK

Go to Step 7

7

Replace the hazard switch. Refer to Hazard Warning Switch Replacement in Instrument Cluster.

Did you complete the procedure?

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System OK

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