The insulation which keeps the two metal strips apart is a cheap open cell foam, it deteriorates with age. If you take the switches apart, you will see the problem immediately. I have rebuilt mine using thin felt - so far (14 years), they are still working well. Dick Benjamin ----- Original Message ----- From: "michael popp" <popp@xxxxxxxxxxxxxx> To: <mailing-list@xxxxxxxxxxxxxxxx> Sent: Thursday, May 22, 2003 4:46 PM Subject: IML: 82 imperial horn buttons sticking My horn buttons stick and horns blow continuosly. Are the buttons repairable or are new ones available? Please let me know. Mike Popp----popp@xxxxxxxxxxxxxx