GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Inspect CKT 308 for a short to B+.

Is there a short in CKT 308?

--

Go to Step 2

Go to Step 3

2

Repair the short to voltage in CKT 308.

Has the repair been made?

--

Go to Radio/Audio System Check

--

3

Service the radio. Refer to Radio Replacement .

Has the repair been made?

--

Go to Radio/Audio System Check

--