Steering Wheel Control System Check

WARNING: This page is about a different car, the 1999 Cadillac Catera. However, it is still accessible from the selected car via links, so may be relevant.

Step	Action	Normal Result(s)	Abnormal Result(s)
1	1. Turn the ignition switch to the ON position. 2. Turn the radio ON. 3. Press switch #1 on the steering wheel control switch to decrease the radio volume.	The radio volume decreases when switch #1 is pressed.	The radio volume does not decrease. Go to Steering Wheel Controls Malfunction for diagnosis.
2	Press switch #2 on the steering wheel control switch to increase the radio volume.	The radio volume increases when switch #2 is pressed.	The radio volume does not increase. Go to Steering Wheel Controls Malfunction for diagnosis.
3	Press switch #3 on the steering wheel control switch to select the radio mode.	The radio alternates modes when switch #3 is pressed.	The radio does not alternate modes. Go to Steering Wheel Controls Malfunction for diagnosis.
4	Press switch #4 and Switch #5 on the steering wheel control switch to manually select a different radio station.	The radio changes stations when either switch #4 or switch #5 is pressed.	The radio does not change stations. Go to Steering Wheel Controls Malfunction for diagnosis.
5	Press switch #6 on the steering wheel control switch to scan stations on the radio.	The radio scans stations when switch #6 is pressed.	The radio does not scan stations. Go to Steering Wheel Controls Malfunction for diagnosis.
* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.