GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Sliding Door Schematics

Connector End View Reference: Power Door Systems Connector End Views

DEFINITION: The power sliding door alarm is inoperative or always on. The power sliding open/close functions operate normal.

1

Did you perform the Power Door Systems Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Door Systems

2

Turn the power sliding door ON/OFF switch to the ON position.

Does the power sliding door alarm sound continuously?

Go to Step 5

Go to Step 3

3

  1. Turn the power sliding door ON/OFF switch to the ON position.
  2. Backprobe the power sliding door alarm connector control circuit terminal with a fused jumper wire connected to ground.

Does the power sliding door alarm sound continuously?

Go to Step 6

Go to Step 4

4

  1. Disconnect the power sliding door alarm connector.
  2. Connect a test lamp from power sliding door alarm 12 volt supply circuit terminal to ground.
  3. Turn the power sliding door ON/OFF switch to the ON position.

Does the test lamp illuminate?

Go to Step 8

Go to Step 7

5

Test the power sliding door alarm control circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 12

Go to Step 11

6

Test the power sliding door alarm control circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 12

Go to Step 10

7

Test the power sliding door alarm 12 volt supply circuit for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 12

Go to Step 10

8

Inspect for poor connections at the power sliding door alarm. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 12

Go to Step 9

9

Replace the power sliding door alarm. Refer to Door Open Alarm Replacement .

Is the repair complete?

Go to Step 12

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10

Inspect for poor connections at the rear side door actuator control module. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 12

Go to Step 11

11

Replace the rear side door actuator control module. Refer to Rear Side Door Actuator Control Module Replacement .

Is the repair complete?

Go to Step 12

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12

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3