E and C Serial Data Link
WARNING: This page is about a different car, the 2004 Buick Regal and 2004 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
The E and C serial data communications circuit is provided at Pin 14 of the data link connector (DLC).
The E and C serial data link allows the following modules to communicate and share data with each other:
- Radio
- Vehicle communications interface module (VCIM), if equipped