Where is the ecm on 97 Chevy Express van located?

The Engine Control Module (ECM) on a 1997 Chevy Express van is typically located under the dashboard on the driver's side, near the steering column. It may be mounted to the firewall or behind the instrument panel. To access it, you may need to remove some trim pieces or panels for better visibility. Always consult the vehicle's service manual for specific instructions and safety precautions.