GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: This table applies to remote compact disc (CD) players and remote cassette tape players.

1

Did you perform the Radio/Audio System Check?

--

Go to Step 2

Go to Radio/Audio System Check

2

  1. Disconnect the remote audio player.
  2. Test for voltage at the remote audio player connector cavity 15 to cavity 13.

Is voltage present?

B+

Go to Step 8

Go to Step 3

3

Is the vehicle an Oldsmobile?

--

Go to Step 5

Go to Step 4

4

Test for voltage at the radio connector C3 cavity 15 to cavity 13.

Is voltage present?

--

Go to Step 5

Go to Step 13

5

Test CKT 1050 (BLK) for an open circuit.

Is an open present in CKT 1050 (BLK)?

--

Go to Step 6

Go to Step 7

6

Repair the open in CKT 1050 (BLK).

Is the repair complete?

--

Go to Radio/Audio System Check

--

7

Repair the open in CKT 340 (ORN).

Is the repair complete?

--

Go to Radio/Audio System Check

--

8

Test CKT 835 (DK GRN) for voltage.

Is voltage present in CKT 835 (DK GRN)?

B+

Go to Step 14

Go to Step 9

9

  1. Disconnect the radio connector.
  2. Test CKT 835 (DK GRN) for a short to ground.

Is a short to ground present in CKT 835 (DK GRN)?

--

Go to Step 10

Go to Step 11

10

Repair the short to ground in CKT 835 (DK GRN).

Is the repair complete?

--

Go to Radio/Audio System Check

--

11

Test CKT 835 (DK GRN) for an open.

Is an open present in CKT 835 (DK GRN)?

--

Go to Step 12

Go to Step 13

12

Repair the open in CKT 835 (DK GRN).

Is the repair complete?

--

Go to Radio/Audio System Check

--

13

Service the radio. Refer to Radio Replacement .

Is service of the radio complete?

--

Go to Radio/Audio System Check

--

14

Service the remote audio player. Refer to Remote CD Changer Replacement or Remote Tape Player Replacement .

Is service of the remote audio player complete?

--

Go to Radio/Audio System Check

--