Radio/Audio System Check. Pontiac Sun Runner - 2WD (Canada) 1998

For 1990-2009 cars

Step | Action | Normal Result(s) | Abnormal Result(s)*
--- | --- | --- | ---

1

1. Turn the ignition switch to the RUN position.
2. Turn the radio ON.
3. Manually operate all functions of the radio, including station seek and scan, and all tone controls.

• | Radio display is on (displays clock or radio information).

• | Radio turns on.

• | All speakers are working.

• | All radio controls operate normally.

• | Display dims with instrument panel dimmer switch.

• | Radio Display Inoperative, Speakers Operative

• | Radio Display Inoperative, No Sound from Speakers

• | Radio Buttons Do Not Dim with Instrument Panel Dimmer Switch

• | Speakers Inoperative - One

2

When the radio, tape player, or CD player is in the radio mode.

The local radio stations come in properly.

• | Antenna Inoperative - Fixed Mast

• | Radio Poor Reception

3

Insert a known good cassette tape into the cassette player.

Cassette plays and sound is heard from the speakers.

• | Tape Player Inoperative

• | Tape Player Weak, Slow, or Garbled Output

4 | Insert a known good CD into the CD Player. | CD plays and sound is heard from the speakers | Compact Disc Inoperative

5

When the radio, tape player, or CD player is in operation.

• | All speakers are heard.

• | All speakers operate clearly.

• | Speakers General Diagnosis

• | Speakers Inoperative - One

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.