GM Service Manual Online
For 1990-2009 cars only

Remote CD Changer is Inoperative

Step

Action

Value(s)

Yes

No

DEFINITION: Remote CD Player is not operating correctly.

1

Where you sent here from the Audio Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Radio/Audio System

2

  1. Disconnect the Remote CD Player connector.
  2. Using a DMM, measure the voltage between Remote CD Player connector terminal 5 and ground.

Is the measured voltage within the specified values?

10.0 -14.0V

Go to Step 7

Go to Step 3

3

Check the 15 Amp RDO/CD Minifuse® #6 for an open circuit.

Is the fuse open?

Go to Step 5

Go to Step 4

4

Repair the open in CKT 440.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

5

  1. Remove the blown fuse.
  2. Using a DMM, measure the resistance between the Remote CD Player connector terminal 5 and ground.

Is the measured resistance to ground infinite?

Go to Step 9

Go to Step 6

6

Repair CKT 440 for a short to ground.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

7

Using a DMM, measure the voltage between the Remote CD Player connector terminal 5 and terminal 7.

Is the measured voltage within the specified values?

10.0 -14.0V

Go to Step 10

Go to Step 8

8

Repair the open in CKT 351 between the Remote CD Player and G201.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

9

Replace the Remote CD Player.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

10

  1. Disconnect the Radio connector C2.
  2. Using a DMM, measure the resistance between the Radio connector C2 terminal 15 and ground.

Is the measured resistance to ground infinite?

Go to Step 11

Go to Step 18

11

Using a DMM, measure the resistance between the Radio connector C2 terminal 11 and ground.

Is the measured resistance to ground infinite?

Go to Step 12

Go to Step 19

12

Using a DMM, measure the resistance between the Radio connector C2 terminal 12 and ground.

Is the measured resistance to ground infinite?

Go to Step 13

Go to Step 20

13

Using a DMM, measure the resistance between the Radio connector C2 terminal 13 and ground.

Is the measured resistance to ground infinite?

Go to Step 14

Go to Step 21

14

Using a DMM, measure for continuity between the Radio connector C2 terminal 15 and the Remote CD Player connector terminal 10.

Is the CKT 835 continuous?

Go to Step 15

Go to Step 22

15

Using a DMM, measure for continuity between the Radio connector C2 terminal 11 and the Remote CD Player connector terminal 1.

Is the CKT 367 continuous?

Go to Step 16

Go to Step 23

16

Using a DMM, measure for continuity between the Radio connector C2 terminal 12 and the Remote CD Player connector terminal 2.

Is the CKT 368 continuous?

Go to Step 17

Go to Step 24

17

Using a DMM, measure for continuity between the Radio connector C2 terminal 13 and the Remote CD Player connector terminal 3.

Is the CKT continuous?

Go to Step 26

Go to Step 25

18

Repair the short to ground in CKT 835.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

19

Repair the short to ground in CKT 367.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

20

Repair the short to ground in CKT 368.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

21

Repair the short to ground in CKT 372.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

22

Repair the open in CKT 835.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

23

Repair the open in CKT 367.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

24

Repair the open in CKT 368.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

25

Repair the open in CKT 372.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System

26

Replace the Remote CD Player.

Is the repair complete?

Go to Diagnostic System Check - Radio/Audio System