GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Diagnostic System Check for Starting and Charging?

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Go to step 2

Go to Diagnostic System Check - Engine Electrical

2

  1. Turn OFF the ignition.
  2. Turn ON the ignition, with the engine OFF.

Does the battery charge indicator illuminate?

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Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to step 3

3

Inspect for poor connections at the harness connector of the IPC. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

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Go to step 7

Go to step 4

4

Replace the instrument panel cluster. Refer to Instrument Cluster Replacement in Instrument Panel, Gauges and Console.

Did you find and correct the condition?

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Go to step 7

Go to step 5

5

Inspect for poor connections at the PCM harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

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Go to step 7

Go to step 6

6

IMPORTANT:: Perform the set up procedures for the PCM.

Replace the PCM. Refer to Powertrain Control Module Replacement/Programming in Engine Controls - 3.4L.

Did you complete the replacement?

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Go to step 7

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7

Operate the system for which the symptom occurred.

Did you correct the condition?

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System OK

Go to step 2