GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Disconnect the fuel pump module connector.
  2. Turn the ignition switch to the RUN position.

Does the instrument panel fuel gauge move to the FULL position?

--

Go to Step 2

Go to Step 3

2

Replace the fuel pump module. Refer to Fuel Sender Assembly Replacement .

Is the repair complete?

--

System OK

--

3

  1. Disconnect the instrument cluster connector.
  2. Use a test light to backprobe the instrument cluster connector, cavity 16 to B +.

Did the test light illuminate?

--

Go to Step 4

Go to Step 5

4

Locate and repair the short to ground in CKT 30 (PPL) between the instrument cluster connector, cavity 16 and the fuel pump module connector, cavity A.

Is the repair complete?

--

System OK

--

5

Replace the instrument cluster.

Is the repair complete?

--

System OK

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