Brock Replacement 4-Wheel Drive Selector Switch Electronic Shift Compatible with 03-07 Silverado Sierra Pickup Truck RPO Code NP1 Coolant Tanks and Reservoirs 5L engines ONLY) 2005 2006

5L engines ONLY) 2005 2006 2007

8L Delco type engines ONLY) 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

4L engines ONLY) 2008 2009 2010 2011 2012 2013 2014

1L engines with All-Wheel drive ONLY) 1988 1989

Chevrolet Pickup Truck 1988 1989 1990 1991 1992 1993 1994 1995 1996

Brock Replacement 4-Wheel Drive Selector Switch Electronic Shift Compatible with 03-07 Silverado Sierra Pickup Truck RPO Code NP1 Coolant Tanks and Reservoirs 5L engines ONLY) 2005 20064 Wheel Drive Selector Switch FITMENT (NOTE) Designed to fit models with Electronic Shift (RPO Code NP1) ONLY Chevrolet Tahoe 2003 2004 Chevrolet Avalanche Pickup Truck 2003 2004 2005 2006 Chevrolet Suburban 2003 2004 2005 2006 GMC Yukon 2003 2004 GMC Yukon XL 2003 2004 2005 2006 Chevrolet Silverado Pickup Truck 2003 2004 2005 2006 Chevrolet Silverado Pickup Truck (Classic ONLY) 2007 GMC Sierra Pickup Truck 2003 2004 2005 2006 GMC Sierra Pickup Truck