VEHICLE COMPATIBILITY:
for Buick LaCrosse 2005-2010
for Buick Rainier 2004-2007
for Chevrolet Silverado 1500 2002-2014
for Chevrolet Silverado 1500 Classic 2007
for Chevrolet Silverado 1500 HD 2002-2006
for Chevrolet Silverado 1500 HD Classic 2007
for Chevrolet Silverado 2500 2002-2004
for Chevrolet Silverado 2500 HD 2002-2014
for Chevrolet Silverado 2500 HD Classic 2007
for Chevrolet Silverado 3500 2002-2006
for Chevrolet Silverado 3500 Classic 2007
for Chevrolet Silverado 3500 HD 2007-2014
for Chevrolet SSR 2003-2006
for Chevrolet Trailblazer 2002-2009
for Chevrolet Trailblazer EXT 2002-2006
for GMC Envoy 2002-2009
for GMC Envoy XL 2002-2006
for GMC Envoy XUV 2004-2005
for GMC Sierra 1500 2002-2014
for GMC Sierra 1500 Classic 2007
for GMC Sierra 1500 HD 2002-2006
for GMC Sierra 1500 HD Classic 2007
for GMC Sierra 2500 2002-2004
for GMC Sierra 2500 HD 2002-2014
for GMC Sierra 2500 HD Classic 2007
for GMC Sierra 3500 2002-2006
for GMC Sierra 3500 Classic 2007
for GMC Sierra 3500 HD 2007-2014
PRODUCT INFORMATION：
Material: Metal, Plastic
Color: Black
Voltage: DC 12V
Terminal: 4 Blades
Terminal Gender: Male
PERFORMANCE:
OE NO. : 15016745/13506836
Direct replace the old or broken headlamp relay.
When you turn on your headlights, that switch activates a relay. That relay, in turn, actually provides the electrical connection between your headlight bulbs and the battery. Fuses are also involved in order to provide a sacrificial failure point to protect the rest of the wiring.