GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Cigar Lighter/Auxiliary Outlets Circuit Description reviewed?

--

Go to Step 2

Refer to Cigar Lighter/Auxiliary Outlet Circuit Description

2

Check the Fuse 41.

Is the Fuse 4 open?

--

Go to Step 7

Go to Step 3

3

Check the Fuse 38.

Is the Fuse 38 open?

--

Go to Step 8

Go to Step 4

4

  1. Turn the ignition switch to ACCESSORY or RUN.
  2. Using a test light, probe between the power drop connector terminal B and ground.

Is the test light on?

--

Go to Step 5

Go to Step 9

5

Using a test light, probe between the power drop connector terminals B and C.

Is the test light on?

--

Go to Step 6

Go to Step 10

6

Using a test light, probe between the power drop connector terminals A and C.

Is the test light on?

--

Systewm OK

Go to Step 11

7

Repair short to ground in the Fuse Output-Battery circuit.

Refer to Testing for Short to Ground and Wiring Repairs in Wiring systems

Is the repair complete?

--

Systewm OK

--

8

Repair short to ground in the Fuse Output-Accessory circuit.

Refer to Testing for Short to Ground and Wiring Repairs in Wiring systems

Is the repair complete?

--

Systewm OK

--

9

Repair poor connection or open in Fuse Output-Accesssory circuit.

Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring systems

Is the repair complete?

--

Systewm OK

--

10

Repair poor connection or open in ground circuit between the power drop connector terminal C and G205.

Refer to Testing for Short to Ground and Wiring Repairs in Wiring systems

Is the repair complete?

--

Systewm OK

--

11

Repair open or poor connection in the Fuse Output-Accessory circuit.

Refer to Testing for Intermittent Conditions and Poor Connections and Wiring Repairs in Wiring systems

Is the repair complete?

--

Systewm OK

Refer to Cigar Lighter/Auxiliary Outlet Circuit Description