GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Radio/Audio System Check?

--

Go to Step 2

Go to Radio/Audio System Check

2

Test CKT 1382 (PPL/WHT) at the radio for voltage.

Is battery voltage present?

B+

Go to Step 5

Go to Step 3

3

Test CKT 1382 (PPL/WHT) for an open.

Is there an open in CKT 1382 (PPL/WHT)?

--

Go to Step 4

Go to Step 6

4

Repair the open in CKT 1382 (PPL/WHT).

Is the repair complete?

--

Go to Radio/Audio System Check

--

5

Service the radio. Refer to Radio Replacement .

Is service of the radio complete?

--

Go to Radio/Audio System Check

--

6

Replace the body control module (BCM). Refer to Body Control Module Replacement .

Is the replacement complete?

--

Go to Radio/Audio System Check

--