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Automatic Headlight Control Relay

Automatic Headlight Control Relay (Rostra Powertrain) for 2002-2013 Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, & Saab NEW

$ 40 .38
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

Rostra switches, relays, and connectors are engineered and produced by Rostra Powertrain Controls, a leading producer of vehicle electronics for original equipment and aftermarket applications. Every switch, relay, and connector matches or exceeds the OE performance characteristics to ensure fast and easy installation with superior performance and reliability.
Brand: Rostra Powertrain
Condition: New
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Specifications & Info


Attribute Value
Amperage Rating 30
Connector Gender Male
Connector Quantity 1
Connector Shape Rectangle
Terminal Gender Male
Terminal Quantity 4
Terminal Type Blade Pin

Vehicle Fitment Guide

This part fits the following vehicles:

Buick 2 models (tapclick to expand)(tapclick to hide)
LaCrosse 2005-2009 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
CX Sedan 2005 - 2009 V6 3.8L FWD Automatic
CXL Sedan 2005 - 2009 V6 3.8L FWD Automatic
CXS Sedan 2005 - 2008 V6 3.6L FWD Automatic
Super Sedan 2008 - 2009 V8 5.3L FWD Automatic
Rainier 2004-2007 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
CXL SUV 2004 - 2007 L6 4.2L AWD/RWD Automatic
CXL SUV 2004 - 2007 V8 5.3L AWD/RWD Automatic
CXL Plus SUV 2004 - 2005 L6 4.2L AWD/RWD Automatic
CXL Plus SUV 2004 - 2005 V8 5.3L AWD/RWD Automatic
Chevrolet 7 models (tapclick to expand)(tapclick to hide)
Blazer 2003-2005 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2005 V6 4.3L RWD/4WD Automatic & Manual
Base SUV 2005 V6 4.3L RWD/4WD Automatic & Manual
LS SUV 2003 - 2004 V6 4.3L RWD/4WD Automatic & Manual
LS SUV 2003 - 2004 V6 4.3L RWD/4WD Automatic & Manual
Xtreme SUV 2003 - 2005 V6 4.3L RWD Automatic & Manual
ZR2 SUV 2004 - 2005 V6 4.3L RWD Automatic & Manual
ZR2 SUV 2003 - 2005 V6 4.3L 4WD Automatic & Manual
S10 2003-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Crew Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
Base Crew Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
Base Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
Base Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Crew Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
LS Crew Cab Pickup 2003 - 2004 V6 4.3L 4WD Automatic
LS Crew Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
LS Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
LS Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Xtreme Extended Cab Pickup 2003 L4 2.2L RWD Automatic & Manual
Xtreme Extended Cab Pickup 2003 V6 4.3L RWD Automatic & Manual
Xtreme Standard Cab Pickup 2003 L4 2.2L RWD Automatic & Manual
Xtreme Standard Cab Pickup 2003 V6 4.3L RWD Automatic & Manual
ZR2 Extended Cab Pickup 2003 V6 4.3L 4WD Automatic & Manual
ZR5 Crew Cab Pickup 2003 - 2004 V6 4.3L 4WD Automatic
SSR 2003-2006 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2005 - 2006 V8 6.0L RWD Automatic & Manual
Base Convertible 2003 - 2004 V8 5.3L RWD Automatic
Silverado 2500 HD 2011-2013 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
LT Crew Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
LT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LT Extended Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
LT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LT Standard Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
LT Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LTZ Crew Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
LTZ Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LTZ Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LTZ Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LTZ Extended Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
LTZ Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LTZ Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LTZ Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Crew Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Extended Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Standard Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
Silverado 3500 HD 2011-2013 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
LT Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LT Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LT Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LT Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LT Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LTZ Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LTZ Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LTZ Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
LTZ Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
LTZ Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
LTZ Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
Trailblazer 2002-2009 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
A SUV 2004 - 2007 L6 4.2L RWD Automatic
B SUV 2006 L6 4.2L 4WD Automatic
B SUV 2004 - 2007 L6 4.2L RWD Automatic
Base SUV 2008 L6 4.2L 4WD Automatic
Base SUV 2008 V8 5.3L RWD/4WD Automatic
Base SUV 2003 - 2008 L6 4.2L RWD Automatic
LS SUV 2006 - 2007 V8 5.3L RWD/4WD Automatic
LS SUV 2002 - 2007 L6 4.2L RWD/4WD Automatic
LT SUV 2006 - 2008 V8 5.3L RWD/4WD Automatic
LT SUV 2002 - 2009 L6 4.2L RWD/4WD Automatic
LTZ SUV 2002 - 2003 L6 4.2L RWD/4WD Automatic
North Face SUV 2002 - 2004 L6 4.2L RWD/4WD Automatic
Q SUV 2005 L6 4.2L RWD Automatic
R SUV 2005 L6 4.2L RWD Automatic
SS SUV 2006 - 2009 V8 6.0L AWD/RWD Automatic
Trailblazer EXT 2002-2006 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
B SUV 2005 L6 4.2L 4WD Automatic
B SUV 2004 - 2006 L6 4.2L RWD Automatic
Base SUV 2003, 2005 - 2006 L6 4.2L 4WD Automatic
Base SUV 2003 - 2006 L6 4.2L RWD Automatic
LS SUV 2003 - 2006 L6 4.2L RWD/4WD Automatic
LS SUV 2003 - 2006 V8 5.3L RWD/4WD Automatic
LT SUV 2003 - 2006 V8 5.3L RWD/4WD Automatic
LT SUV 2002 - 2006 L6 4.2L RWD/4WD Automatic
North Face SUV 2003 - 2004 V8 5.3L RWD/4WD Automatic
North Face SUV 2002 - 2004 L6 4.2L RWD/4WD Automatic
GMC 6 models (tapclick to expand)(tapclick to hide)
Envoy 2002-2008 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2005 - 2008 V8 5.3L RWD/4WD Automatic
SLE SUV 2002 - 2008 L6 4.2L RWD/4WD Automatic
SLT SUV 2002 - 2008 L6 4.2L RWD/4WD Automatic
Envoy XL 2002-2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2005 - 2006 V8 5.3L RWD/4WD Automatic
SLE SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLE SUV 2002 - 2006 L6 4.2L RWD/4WD Automatic
SLT SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
SLT SUV 2002 - 2006 L6 4.2L RWD/4WD Automatic
Envoy XUV 2004-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
SLE SUV 2004 - 2005 L6 4.2L RWD/4WD Automatic
SLE SUV 2004 - 2005 V8 5.3L RWD/4WD Automatic
SLT SUV 2004 - 2005 L6 4.2L RWD/4WD Automatic
SLT SUV 2004 - 2005 V8 5.3L RWD/4WD Automatic
Sierra 2500 HD 2011-2013 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
Denali Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Crew Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
SLE Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Extended Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
SLE Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Standard Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
SLE Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLT Crew Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
SLT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLT Extended Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
SLT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Crew Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Extended Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Standard Cab Pickup 2013 V8 6.0L CNG RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
Sierra 3500 HD 2011-2013 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
Denali Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLE Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLE Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLE Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLT Cab & Chassis 2011 - 2012 V8 6.0L RWD/4WD Automatic
SLT Cab & Chassis 2011 - 2012 V8 6.0L FLEX RWD/4WD Automatic
SLT Cab & Chassis 2011 - 2012 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
SLT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
SLT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
SLT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Cab & Chassis 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Crew Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Extended Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.0L FLEX RWD/4WD Automatic
WT Standard Cab Pickup 2011 - 2013 V8 6.6L DIESEL Turbo RWD/4WD Automatic
Sonoma 2003-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
SL Crew Cab Pickup 2004 V6 4.3L 4WD Automatic
SL Extended Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
SL Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
SL Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SLS Crew Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
SLS Crew Cab Pickup 2003 - 2004 V6 4.3L 4WD Automatic
SLS Crew Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
SLS Extended Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
SLS Standard Cab Pickup 2003 L4 2.2L RWD/4WD Automatic & Manual
SLS Standard Cab Pickup 2003 V6 4.3L RWD/4WD Automatic & Manual
Isuzu 1 model (tapclick to expand)(tapclick to hide)
Ascender 2003-2008 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2003, 2006 L6 4.2L RWD/4WD Automatic
Base SUV 2003 V8 5.3L RWD/4WD Automatic
LS SUV 2003 - 2006 L6 4.2L RWD/4WD Automatic
LS SUV 2003 - 2006 V8 5.3L RWD/4WD Automatic
Limited SUV 2003 - 2004 L6 4.2L RWD/4WD Automatic
Limited SUV 2003 - 2005 V8 5.3L RWD/4WD Automatic
S SUV 2005 V8 5.3L RWD/4WD Automatic
S SUV 2004 - 2005, 2007 - 2008 L6 4.2L RWD/4WD Automatic
Oldsmobile 1 model (tapclick to expand)(tapclick to hide)
Bravada 2002-2004 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2002 - 2004 L6 4.2L AWD/RWD Automatic
Pontiac 1 model (tapclick to expand)(tapclick to hide)
Grand Prix 2006-2008 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2006 - 2008 V6 3.8L FWD Automatic
GT Sedan 2006 - 2007 V6 3.8L Supercharged FWD Automatic
GXP Sedan 2006 - 2008 V8 5.3L FWD Automatic
Saab 1 model (tapclick to expand)(tapclick to hide)
9-7x 2005-2009 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
4.2i SUV 2006 - 2009 L6 4.2L AWD Automatic
5.3i SUV 2006 - 2009 V8 5.3L AWD Automatic
Aero SUV 2008 - 2009 V8 6.0L AWD Automatic
Arc SUV 2005 V8 5.3L AWD Automatic
Linear SUV 2005 L6 4.2L AWD Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

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Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Lifetime Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Returns (120 Days)

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.
Rostra switches, relays, and connectors are engineered and produced by Rostra Powertrain Controls, a leading producer of vehicle electronics for original equipment and aftermarket applications. Every switch, relay, and connector matches or exceeds the OE performance characteristics to ensure fast and easy installation with superior performance and reliability.

Interchange Parts

Brand Part Number
Airtex 1R1944
BWD R6100
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Carquest Vehicle Solutions 83A1007
Duralast 20601
GM 8150167450
Isuzu 8-15016-745-0
NAPA Echlin ECH AR6100
Standard Motor Products RY560
Valucraft 20601VC

Fits Years: 2002 2003 2004 2005 2006 2007 2008 2009 2011 2012 2013

Fits Models: 9-7x, Ascender, Blazer, Bravada, Envoy, Envoy XL, Envoy XUV, Grand Prix, LaCrosse, Rainier, S10, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, Silverado 3500 HD, Sonoma, SSR, Trailblazer, Trailblazer EXT

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120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

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