GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Check for a poor connection or an open in circuit 800 between the driver information display connector terminal 15 and the Powertrain Control Module (PCM) connector C1 terminal 15.

Is there an open or a poor connection?

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Go to Step 2

Go to Step 3

2

Repair the poor connection or the open in circuit 800 between the driver information display connector terminal 15 and the Powertrain Control Module (PCM) connector C1 terminal 15.

Has the repair been made and the system rechecked?

--

System OK

--

3

Replace the driver information display. Refer to Driver Information Center Replacement in Instrument Panel, Gauges and Console.

Has the repair been made and the system rechecked?

--

System OK

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