GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Instrument Cluster System Check performed?

--

Go to Step 2

Go to Instrument Cluster System Check

2

  1. Turn igniton switch ON.
  2. Turn the Right Turn signal ON.
  3. Connect scan tool.
  4. Select IPC Input Menu.

Does the right turn signal input indicate ON and OFF with the cycling of the turn signal?

--

Go to Step 3

Go to Exterior Lights System Check

3

Replace the Instrument Cluster (IPC). Refer to Instrument Cluster Replacement .

Is the Instrument Cluster (IPC) replacement complete?

--

Go to Instrument Cluster System Check

--