GM Service Manual Online
For 1990-2009 cars only

Object Number: 923137  Size: A1

This light comes on briefly when the engine is started.

This light , along with the service engine soon light displays when a noticeable reduction in the vehicle's performance occurs. Stop the vehicle and turn off the ignition. Wait for 10 seconds and restart the vehicle. This may correct the condition.

The vehicle can be driven at a reduced speed when the reduced engine power light is on but acceleration and speed might be reduced. The performance could be reduced until the next time the vehicle is driven. If this light stays on, see your dealer/retailer as soon as possible for diagnosis and repair.