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LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM

LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM is a direct-fit replacement sensor priced at $27.04. Designed for diesel performance, it fixes turbo vane position codes and restores proper boost control in Duramax LLY, LBZ, LMM, and LML engines.

$27.04

● In stock

Buy at Lab Work Auto →

Price and availability may change. Click to see current details on Lab Work Auto.

Key features

  • Direct fit for 2004.5–2015 6.6L Duramax LLY LBZ LMM LML
  • Replaces 12643471, 12635324, 763527-0512
  • Fixes turbo vane position sensor trouble codes
  • Sealed factory packaging, ready to install
  • Free USA shipping via USPS First Class
  • Plug-and-play installation with OEM compatibility
  • Restores proper turbo actuator feedback and boost control

Pros

  • +Affordable alternative to dealer-priced sensors
  • +Verified fit for multiple Duramax engine years
  • +Resolves common turbo-related fault codes
  • +Ships quickly from within the USA
  • +Comes in sealed packaging for authenticity
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Cons

  • No installation instructions included
  • No tools provided
  • 2004–2005 LLY models may need harness adapter

About LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM

What is LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM?

The LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM is a precision-engineered replacement component designed to restore accurate turbo actuator feedback in General Motors 6.6L Duramax diesel engines. Compatible with LLY, LBZ, LMM, and LML models from 2004.5 to 2015, this sensor directly replaces OEM part numbers 12643471, 12635324, and 763527-0512. It is built to resolve common turbo vane position fault codes that lead to reduced performance, poor boost control, or limp mode operation. The unit arrives in sealed factory packaging, ensuring authenticity and protection prior to installation.

Key features

  • Direct Fit — Engineered for 2004.5–2015 6.6L Duramax LLY, LBZ, LMM, LML.
  • OEM Replacement — Replaces 12643471, 12635324, 763527-0512 with plug-and-play compatibility.
  • Fixes Fault Codes — Resolves P0299, P2262, and other turbo vane position sensor trouble codes.
  • Sealed Packaging — Factory-sealed unit ensures authenticity and protection.
  • Boost Control — Restores accurate turbo actuator feedback for proper boost pressure.
  • USA Shipping — Ships free from the USA via USPS First Class.
  • Plug-and-Play — No modifications required for most applications.

Who is LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM for?

This sensor is ideal for Duramax diesel owners experiencing turbo-related fault codes or inconsistent boost performance. It suits DIY mechanics with basic tools and knowledge of diesel engine systems. Truck owners in the 2004.5–2015 model range seeking a reliable, cost-effective fix for turbo vane sensor issues will benefit most. It’s also suitable for repair shops looking for a trusted aftermarket alternative to OEM parts.

How does LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM compare?

Compared to dealership-sourced OEM sensors, the LABWORK version offers the same fit and function at a significantly lower price. It matches the performance of factory units while being more affordable than branded aftermarket options. While it lacks included installation instructions or tools, it provides plug-and-play compatibility for most models. Note that 2004–2005 LLY trucks may require a harness adapter for compatibility with the newer-style connector. Overall, it stands out for value, availability, and reliability among diesel performance replacement parts.

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Best use cases

  • Fixing P0299 or P2262 turbo vane codes
  • Restoring proper boost pressure control
  • Replacing failed OEM vane position sensor
  • Preventing diesel engine limp mode
  • Upgrading worn sensor in LLY-LML Duramax
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Is LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM right for you?

This sensor is best for Duramax owners with 2004.5–2015 trucks experiencing turbo vane position codes or boost issues. Ideal for DIYers with basic mechanical skills. Confirm your engine model and harness type—2004–2005 LLY trucks may need an adapter. Consider this over pricier dealer parts for reliable, cost-effective performance. Always verify compatibility before purchase.

How it compares: Compared to OEM and premium aftermarket sensors, this LABWORK unit delivers equivalent fit and function at a lower price. It outperforms basic universal sensors in reliability and compatibility, making it a smart upgrade over cheap alternatives while avoiding dealer markup.

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Frequently Asked Questions

What does the turbo vane position sensor do?

The turbo vane position sensor monitors the position of the turbocharger's variable vanes and sends feedback to the ECM. This helps regulate boost pressure and ensures optimal engine performance, fuel efficiency, and emissions control in Duramax diesel engines.

Does this sensor fit all 6.6L Duramax engines?

It fits 2004.5–2015 6.6L Duramax engines including LLY, LBZ, LMM, and LML. However, 2004–2005 LLY models may require a harness adapter due to a change in connector style. Always verify your engine and harness type before ordering.

How do I know if my vane position sensor is failing?

Common signs include check engine light with codes like P0299 or P2262, reduced boost pressure, rough idle, poor acceleration, or engine limp mode. If your Duramax has these issues, the sensor may need replacement.

Is installation difficult?

Installation is straightforward for those with basic mechanical experience. The sensor is plug-and-play but located on the turbocharger, which may require some disassembly. No instructions are included, so refer to a service manual or online guides.

Can I use this sensor with a 2004 LLY Duramax?

Yes, but 2004–2005 LLY models may need a harness adapter to connect the newer-style connector. Confirm your current harness type before purchase to ensure compatibility or plan for an adapter if needed.

How much does LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM cost?

LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM is $27.04 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM in stock at Lab Work Auto?

Yes, LABWORK For 04-15 GM 6.6L Duramax Diesel Turbo Vane Position Sensor LLY LBZ LMM is currently in stock at Lab Work Auto.

Specifications

SKU
F7-3508
Last updated May 14, 2026