2003 GMC Sierra 1500 HD
2003 GMC Sierra 1500 HD Relays, Switches & Sensors

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2003 GMC Sierra 1500 HD Relays, Switches & Sensors

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2003 GMC Sierra 1500 HD Relays, Switches & Sensors Parts

Maybe you’re in the middle of a full rebuild of that 2003 GMC Sierra 1500 HD. Maybe you just need a couple of Relays, Switches & Sensors products or parts. Either way, Advance Auto Parts has 193 different Relays, Switches & Sensors products in our inventory ranging from $5.29 to $276.82. That means you can find the exact parts or products you need to keep that 2003 GMC Sierra 1500 HD running smoothly.

Relays, Switches & Sensors products are only as good as their brand. We stock 18 different brands to make sure you have plenty of trusted parts to choose from for your 2003 GMC Sierra 1500 HD. BWD, Dorman - OE Solutions, and Locksmart are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Relays, Switches & Sensors products for your 2003 GMC Sierra 1500 HD, but don’t take our word for it - read our customer ratings and reviews and buy with confidence. Out of the 1,218 reviews in this category, some of the top rated parts include Engine Oil Pressure Switch with 4.2 stars and Engine Knock Sensor Harness with 4.6 stars.

So if you’re in the market for aftermarket Relays, Switches & Sensors products to keep your 2003 GMC Sierra 1500 HD rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Relays, Switches & Sensors Brands To Make Your 2003 GMC Sierra 1500 HD Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 GMC Sierra 1500 HD demands trusted brand parts and products to keep it running. 18 trusted brands of Relays, Switches & Sensors products are part of Advance Auto Parts’ inventory, and all ready to help make your Sierra 1500 HD the best it can be. Here are some of our top Relays, Switches & Sensors brands and parts:

Popular Locksmart Relays, Switches & Sensors Products

We carry Locksmart parts in our stock across Switches categories, plus more. For a 2003 GMC Sierra 1500 HD, our most popular Locksmart Relays, Switches & Sensors products include:
Locksmart Ignition Lock Cylinder
Ignition Lock Cylinder
4.8
$44.99

Top 2003 GMC Sierra 1500 HD Relays, Switches & Sensors Products from BWD

BWD products are another trusted brand when it comes to Relays, Switches & Sensors products for your 2003 GMC Sierra 1500 HD. Popular BWD parts include:
BWD Engine Coolant Temperature Sensor
Coolant Temperature Sensor
4.7
$26.99
BWD Ignition Knock (Detonation) Sensor
Knock Sensor
3.8
$56.99
BWD Engine Oil Pressure Switch
Oil Pressure Switch & Sender
4.2
$59.99
Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 GMC Sierra 1500 HD demands trusted brand parts and products to keep it running. 18 trusted brands of Relays, Switches & Sensors products are part of Advance Auto Parts’ inventory, and all ready to help make your Sierra 1500 HD the best it can be. Here are some of our top Relays, Switches & Sensors brands and parts:

Popular Locksmart Relays, Switches & Sensors Products

We carry Locksmart parts in our stock across Switches categories, plus more. For a 2003 GMC Sierra 1500 HD, our most popular Locksmart Relays, Switches & Sensors products include:
Locksmart Ignition Lock Cylinder
Ignition Lock Cylinder
4.8
$44.99

Top 2003 GMC Sierra 1500 HD Relays, Switches & Sensors Products from BWD

BWD products are another trusted brand when it comes to Relays, Switches & Sensors products for your 2003 GMC Sierra 1500 HD. Popular BWD parts include:
BWD Engine Coolant Temperature Sensor
Coolant Temperature Sensor
4.7
$26.99
BWD Ignition Knock (Detonation) Sensor
Knock Sensor
3.8
$56.99
BWD Engine Oil Pressure Switch
Oil Pressure Switch & Sender
4.2
$59.99

What are the top-rated 2003 GMC Sierra 1500 HD Relays, Switches & Sensors products?

Top-rated Relays, Switches & Sensors products for your 2003 GMC Sierra 1500 HD based on customer reviews/ratings are:
Driveworks Oil Pressure Gauge Switch
4.5
Part worked fine but 1 1/16 socket would not fit on part. Socket fit on old part?
Dorman - OE Solutions 4WD Actuator, Front Axle
4.5
looks,feels and installs like a factory part
Driveworks MAP Sensor
4.9
The item came a day sooner than expected and is as advertised and is working well.