GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

Attempt to start the vehicle.

The engine cranks and starts.

Refer to Engine Cranks but Does Not Run in Engine Controls.

2

Note the security indicator while attempting to start the vehicle.

The indicator light is ON and OFF after approximately 5 seconds.

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