Conditions For Setting DTC

WARNING: This page is about a different car, the 2003 Cadillac Seville and 2003 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.

The transmission Output Shaft Speed (OSS) drops 1089 RPM or more for at least one second (without high output).
The transmission OSS drops 1299 RPM or more for at least one second (with high output).