GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

  1. Close all of the doors.
  2. Turn the ignition switch to the RUN position.
  3. Turn the ignition switch to the OFF position.
  4. Open one of the front doors.

The security indicator flashes.

SECURITY Indicator Inoperative

2

Press one of the front door lock switches.

The security indicator illuminates.

SECURITY Indicator Inoperative

3

Close either front door.

The security indicator illuminates for 30 seconds.

4

Attempt to start the engine.

The engine cranks and starts.

The engine cranks but does not start.

    •  Engine Cranks but Does Not Run in Engine Controls-3.8L
    •  Engine Cranks but Does Not Run in Engine Controls-4.0L, 4.6L

5

Observe the security indicator while attempting to start the engine.

The indicator illuminates and turns off in approximately 5 seconds.

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