Diagnostic Aids
WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
- Use the DMM MIN/MAX function to capture/locate intermittent conditions.
- The radio RAP mode is separate function and will still operate properly.
- The ignition switch will not return to the OFF position if the RAP relay does not energize.