2007 GMC Sierra 3500 Classic SLT 6.0L V8. 2007 GMC Sierra 3500 Classic WT 6.0L V8. 2007 GMC Sierra 3500 Classic SLE 6.6L V8. 2007 GMC Sierra 3500 Classic SLT 8.1L V8. Detailed Notes: Brake Light Switch for Chevrolet Silverado 1500 2500 3500 GMC Sierra 1500 2500.
