2004 GMC Sierra Ignition Relays, Sensors & Switches
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- ACDelco®GM Original Equipment™ Ignition Knock SensorGMC Sierra 2004, GM Original Equipment™ Ignition Knock Sensor by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$33.85 - $61.83
- TRQ®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by TRQ®. Don't wait and replace your faulty ignition knock (detonation) sensor that’s your first line of alert in the event of your engine is experiencing detonation problems. This cost-efficient...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$21.80 - $29.09$22.95 - $30.95Save up to 6%
- TRQ®Ignition Knock Sensor KitGMC Sierra 2004, Ignition Knock Sensor Kit by TRQ®. Don't wait and replace your faulty ignition knock (detonation) sensor that’s your first line of alert in the event of your engine is experiencing detonation problems. This...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$29.09 - $97.80$30.95 - $102.95Save up to 6%
- Delphi®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by Delphi®. Manufactured to meet or exceed OE requirements. Delphi Knock Sensors help maximize engine performance with all fuels. Delphi Knock Sensors prevent engine damage from pre-ignition knocking.Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$31.94 - $51.28
- SMP®Ignition Knock SensorGMC Sierra 4.8L / 5.3L / 6.0L 2004, Ignition Knock Sensor by SMP®. Standard® is the premier professional engine management brand in the automotive aftermarket today. Standard leads the way in advanced automotive technology with more...Designed with innovative manufacturing techniquesMade with the highest level of professionalism$61.04
- gpd®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by gpd®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$22.91 - $52.41
- Standard®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by Standard®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$30.17 - $46.38
- Walker Products®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by Walker Products®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$24.07 - $50.77
- NTK®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by NTK®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$26.10 - $51.10
- Standard®Tru-Tech™ Ignition Knock SensorGMC Sierra 4.8L / 5.3L / 6.0L 2004, Tru-Tech™ Ignition Knock Sensor by Standard®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$34.59
- Dorman®OE Solutions™ Ignition Knock SensorGMC Sierra 4.8L / 5.3L 2004, OE Solutions™ Ignition Knock Sensor by Dorman®. Dorman offers a comprehensive line of Ignition Coil Connectors for a wide range of applications. All the Ignition Coil Connectors are constructed of...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$56.66
- WVE®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$27.90 - $48.07
- United Motor Products®Ignition Knock SensorGMC Sierra 4.8L / 5.3L / 6.0L 2004, Ignition Knock Sensor by United Motor Products®. Keep your pride and joy operating as it should with this top-notch part from United Motors Products. It’s made using the finest materials and...Excellent replacement for your worn out factory partWill help make your vehicle running as good as new$28.94
- Beck Arnley®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory specifications and...Used to detect engine knocking and to retard the ignition correspondingly in order to prevent engine damageSensor mounted near the cylinder bores in the cylinder block$58.57
- AutoTecnica®Ignition Knock SensorGMC Sierra 2004, Ignition Knock Sensor by AutoTecnica®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$21.01
- TRQ®Ignition Knock Sensor HarnessGMC Sierra 2004, Ignition Knock Sensor Harness by TRQ®. Manufactured with superior materials and a high level of craftsmanship, this product guarantees the reliable performance you have been always looking for. You don't have to worry...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$26.27$27.95Save $1.68 (6%)
- TRQ®Ignition Control ModuleGMC Sierra 4.3L 2004, Ignition Control Module by TRQ®. Looking for a new ignition control module to replace your factory component and make your vehicle perform great again? Consider this high-quality part available at a fair price. It...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$30.35$31.95Save $1.60 (5%)
- WVE®Ignition SwitchGMC Sierra 2004, Ignition Switch by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$17.98
- WVE®Ignition RelayGMC Sierra 2004, Ignition Relay by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$8.82
- Delphi®Ignition Control ModuleGMC Sierra 4.3L 2004, Ignition Control Module by Delphi®. Delphi OE technology ignition products are validated to match the vehicle's system. OE quality replacement parts for the right fit, form and function. Designed utilizing the...Wide-ranging domestic and import coverageDeveloped based on more than a century of OE experience$96.12
- ACDelco®Professional™ Ignition Knock Sensor ConnectorGMC Sierra 2004, Professional™ Ignition Knock Sensor Connector by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications,...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$9.66 - $17.77
- Dorman®OE Solutions™ Ignition Knock Sensor ConnectorGMC Sierra 4.3L / 4.8L / 5.3L / 6.0L / 8.1L 2004, OE Solutions™ Ignition Knock Sensor Connector by Dorman®. Dorman offers a comprehensive line of Ignition Knock Sensor Connectors for a wide range of applications. All the connectors...Direct replacement for a proper fitNecessary replacement item for passing state inspection$25.72
- DIY Solutions®Ignition Knock Sensor HarnessGMC Sierra 2004, Ignition Knock Sensor Harness by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$83.59
- WVE®Ignition Control ModuleGMC Sierra 4.3L 2004, Ignition Control Module by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$77.43
- ACDelco®GM Genuine Parts™ Igniter Heat SinkGMC Sierra 4.3L 2004, GM Genuine Parts™ Igniter Heat Sink by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is...Constructed from superior materialsMade to match OE specifications$35.33
- ACDelco®GM Original Equipment™ Diesel Glow Plug ConnectorGMC Sierra 2004, GM Original Equipment™ Diesel Glow Plug Connector by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$27.97
- ACDelco®GM Original Equipment™ Ignition Knock Sensor ConnectorGMC Sierra 1500 2004, GM Original Equipment™ Ignition Knock Sensor Connector by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$19.69
- ACDelco®Professional™ Ignition Control ModuleGMC Sierra 4.3L 2004, Professional™ Ignition Control Module by ACDelco®. Many ACDelco Ignition Modules feature electronically welded lead connections to help eliminate heat-stress failure or cold joints. Select ACDelco Ignition...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$134.56
- ACDelco®Professional™ Ignition RelayGMC Sierra 2004, Professional™ Ignition Relay by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$10.50
- Standard®Diesel Glow Plug ControllerGMC Sierra with 12 Volt System 2004, Diesel Glow Plug Controller by Standard®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications,...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$126.15 - $223.75
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