The best turbocharger vane position sensor depends on your vehicle’s year, engine, and required part number. The GM Genuine Parts sensor is the OEM-focused choice, while Dorman 904-235 is a replacement option described as requiring no special tools. The other choices include kits with stated Duramax fitments and a Garrett sensor listed for certain Duramax diesels. Confirm your vehicle and the replacement number before ordering.
| Product | Best suited for | Key detail |
|---|---|---|
| Dorman 904-235 | Buyers seeking a straightforward replacement | Installation described as requiring no special tools |
| Turbo for Charger kit | Specified 2004.5–2015 Duramax applications | Lists several replacement numbers |
| GM Genuine Parts 12643471 | GM vehicle owners prioritizing a GM part | Designed and tested for GM vehicles |
| Turbo Charger kit | Buyers checking a wider application list | Lists multiple GM and other vehicle fitments |
| Garrett 763527-0712 | Specified 2006–2010 Duramax diesels | OEM sensor and connector |
Dorman 904-235 Vane Position Sensor
Dorman 904-235 is a replacement sensor intended to restore the engine management system’s ability to determine the position of variable-geometry turbocharger vanes. The product description says no special tools are required for installation. Dorman also notes its long history of supplying automotive replacement parts.
Best for: Buyers looking for a replacement sensor with a stated simple installation process. It was selected because its listed function directly matches the vane-position sensing task.
Check before ordering: The provided product details do not specify vehicle fitment. Verify that 904-235 and the sensor configuration match your vehicle before purchase.
Duramax Vane Position Sensor Kit
This kit lists fitment for Chevrolet Silverado and GMC Sierra 2500 HD and 3500 HD models with 6.6L Duramax LLY, LBZ, LMM, and LML engines from 2004.5 through 2015. Its stated function is to validate turbo vane position. The listed replacement numbers include 12643471, 12635324, 904-235, and 763527-0512.
Best for: Owners whose truck falls within the stated engine and year range and who can match one of the listed part numbers. The specific fitment range makes it easier to compare against the vehicle’s original application.
Check before ordering: Do not assume fitment based on model name alone; confirm the engine code, model year, and original part number.
GM Genuine Parts 12643471 Sensor
GM Genuine Parts 12643471 is described as designed, engineered, and tested for GM vehicles. The listing also highlights precise fit for ease of installation. For proper installation, it recommends locating a GM dealer, independent service center, or body shop.
Best for: GM owners who want a genuine GM-branded replacement and whose vehicle calls for part number 12643471. It is included as the OEM-focused option among these selections.
Check before ordering: The provided details do not identify specific models or years. Confirm the part number and vehicle application with a reliable parts reference or service professional.
Turbo Charger Vane Sensor Kit
This kit lists a broad range of vehicles, including specified Silverado and Sierra HD models, vans, Kodiak and TopKick trucks, and a Hummer H1. Its replacement numbers include 12643471, 12635324, 904-235, and 763527-0512. The listing says the sensor verifies turbocharger blade position and claims timely replacement can help prevent power loss.
Best for: Buyers whose vehicle appears in the listed application range and who need to cross-reference several common replacement numbers. Its broad stated coverage distinguishes it from options with narrower listed fitments.
Check before ordering: The listing directs buyers to the full description for the complete model and year list. Verify exact fitment rather than relying on the abbreviated application summary.
Garrett 763527-0712 Sensor
The Garrett 763527-0712 is described as an OEM Garrett product with an OEM sensor and connector. Its listed fitment is for 2006–2010 Duramax diesels.
Best for: Buyers with a Duramax diesel in the stated year range who are comparing an OEM Garrett sensor and connector. It is selected for its defined application range and OEM description.
Check before ordering: The listing does not provide a detailed model-by-model fitment chart. Confirm the exact vehicle and part number before selecting it.
Buying Guide: How to Choose a Vane Position Sensor
Does the part number match your original sensor?
Start with the number on the existing component or a vehicle-specific parts reference. Several products here list overlapping numbers, including 904-235, 12643471, and 763527-0512, but that does not establish that every option fits every vehicle. Match the complete number and confirm any superseding part number before ordering.
Which vehicle details should you verify?
Check the model year, make, model, engine displacement, and engine code. Duramax applications can vary by engine generation and year. A listing with a broad vehicle range still requires checking the exact application, especially when the product description directs buyers to a longer fitment list.
Should you choose an OEM or replacement option?
GM Genuine Parts is the explicitly GM-branded choice and is described as designed and tested for GM vehicles. Garrett is described as an OEM product with an OEM connector. Dorman and the other kits are replacement options with their own stated functions and fitment details. Compare the exact part number and application rather than relying on brand wording alone.
What should you consider about installation?
Dorman states that no special tools are required, while GM Genuine Parts recommends professional installation support. These descriptions do not confirm that every installation is identical. Follow vehicle-specific service information, and seek qualified help if access, calibration, or installation steps are uncertain.
Frequently Asked Questions
What does a turbocharger vane position sensor do?
It reports the position of the vanes in a variable-geometry turbocharger so the engine management system can determine their position.
Can I choose a sensor by appearance alone?
No. Match the part number and verify vehicle year, engine, and model fitment. Similar-looking sensors may not be interchangeable.
Is 904-235 the same as 12643471?
Some product listings include both numbers among replacement references, but confirm interchangeability for your specific vehicle before buying.
Which option is listed for 2006–2010 Duramax diesels?
The Garrett 763527-0712 listing states fitment for 2006–2010 Duramax diesels. Verify the exact application and part number for your truck.
Does a sensor replacement guarantee restored engine performance?
No guarantee is stated in the supplied product information. A sensor may be one possible cause of a system issue; diagnose the vehicle before replacing parts.