GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you review the cigar lighter and auxiliary outlet operation and perform the necessary inspections?

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Go to Step 2

Go to Symptoms

2

Verify that the cigar lighter is inoperative.

Does the system operate normally?

--

Go to Testing for Intermittent Conditions and Poor Connections

Go to Step 3

3

  1. Pull the cigar lighter out of the cigar lighter housing.
  2. Install a functioning cigar lighter into the cigar lighter housing.
  3. Push in the cigar lighter completely.

Does the new cigar lighter pop out to the edge of the cigar lighter housing and is the filament hot?

--

Go to Step 4

Go to Step 5

4

Replace the cigarette lighter. Refer to Cigar Lighter Housing Replacement - Instrument Panel in Instrument Panel, Gauges and Console.

Did you complete the replacement?

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Go to Step 10

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5

Inspect the CIG LTR AUX POWER fuse in the Fuse block for an open

Is the fuse open?

--

Go to Step 6

Go to Step 7

6

Use a test lamp to test for a short to ground on the cigar lighter feed circuit . Refer to Circuit Testing Circuit Testing and Wiring Repairs Wiring Repairs in Wiring Systems.

Did you locate and correct a short to ground on the circuit?

--

Go to Step 10

Go to Step 8

7

Use a test lamp in order to probe between B+ and the cigar lighter ground circuit to test for an open or a loose connection. Refer to Circuit Testing Circuit Testing and Wiring Repairs Wiring Repairs in Wiring Systems.

Did you locate and correct an open or a loose connection in the cigar lighter ground circuit?

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Go to Step 10

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8

Test for an open in the cigar lighter feed circuit. Refer to Circuit Testing Circuit Testing and Wiring Repairs Wiring Repairs in Wiring Systems.

Did you find and correct an open in the cigar lighter feed circuit?

--

Go to Step 10

Go to Step 9

9

Replace the cigarette lighter. Refer to Cigar Lighter Housing Replacement - Instrument Panel in Instrument Panel, Gauges and Console.

Did you complete the replacement?

--

Go to Step 10

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10

Operate the system in order to verify the repair.

Did you correct the condition?

--

System OK

Go to Symptoms