
16185915 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $155.00 | Condition is Remanufactured, Reman Delco QMD DRAC Module VSSB Module Buffer - Chevy GMC TBI & Diesel - Tested, shipping cost = $13.99 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $65.00 | Top Pick! Condition is Used, Delco QMD DRAC Module VSSB Module Buffer Chevy GMC TBI Gas or Diesel 16185915, FREE SHIPPING | ![]() |
![]() | $70.00 | Condition is Used, Reman Delco QMD DRAC Module VSSB Module Buffer - Chevy GMC TBI & Diesel , shipping cost = $5.00 | 97.0% |

The ACDelco 16185915 Delco QMD DRAC Module VSSB Buffer is a crucial component designed specifically for select Chevrolet and GMC vehicles equipped with TBI (Throttle Body Injection) diesel engines. This module, manufactured by ACDelco, a leading aftermarket automotive parts manufacturer, is engineered to deliver optimal performance and reliability.
The DRAC Module VSSB Buffer, also known as the Variable Speed Steering Buffer, plays a significant role in the engine management system. It communicates with other vital components, such as the crankshaft position sensor, camshaft position sensor, and the engine control module (ECM), to ensure smooth engine operation.
The key function of this module is to condition the voltage signal from the Variable Speed Steering (VSS) sensor before it reaches the ECM. The conditioned signal ensures accurate crankshaft position detection, which is essential for proper ignition timing and fuel injection. The module also features a built-in voltage regulator to maintain a consistent voltage level for the VSS sensor.
The ACDelco 16185915 is a direct replacement for the original equipment, ensuring a perfect fit and reliable performance. It is engineered to meet or exceed the original equipment specifications, providing the peace of mind that comes with knowing you're using a high-quality part.
In the event of a failure, this module can cause issues such as rough idling, hard starting, or engine stalling. Replacing the DRAC Module VSSB Buffer with a new ACDelco 16185915 unit ensures that these issues are resolved, ensuring your TBI diesel engine runs smoothly and efficiently once again.
In summary, the ACDelco 16185915 Delco QMD DRAC Module VSSB Buffer is an essential component for select Chevrolet and GMC TBI diesel vehicles. Its primary function is to condition the voltage signal from the Variable Speed Steering sensor, ensuring accurate crankshaft position detection and smooth engine operation. This high-quality part is a direct replacement for the original equipment and guarantees reliable performance and peace of mind.
The Delco QMD DRAC Module VSSB Buffer (Part Number: 16185915) is a critical component in the fuel system of certain Chevy and GMC TBI (Throttle Body Injection) diesel vehicles. This module helps regulate the voltage input to the vehicle's fuel system, ensuring proper fuel injection and engine performance. Let's discuss the pros and cons of buying this Delco part.
Pros:1. OEM Part: This Delco QMD DRAC Module is an original equipment manufacturer (OEM) part, which means it is designed, engineered, and built to the same specifications as the original part that came with your vehicle.
2. Superior Quality: OEM parts are known for their high-quality standards and durability. They are designed to fit and function perfectly in your vehicle, ensuring optimal performance and longevity.
3. Enhanced Engine Performance: A faulty VSSB buffer can lead to poor engine performance, rough idling, and even stalling. Replacing the faulty module with a new OEM Delco part can help restore proper engine performance and improve fuel efficiency.
4. Reduced Risk of Faults: By using an OEM part, you can significantly reduce the risk of encountering new faults or issues down the line, as the part is designed specifically for your vehicle and meets the highest quality standards.
Cons:1. Cost: OEM parts, including the Delco QMD DRAC Module VSSB Buffer, can be more expensive compared to aftermarket or used parts. However, the cost is justified by the superior quality, durability, and peace of mind that come with using an OEM part.
2. Availability: Depending on the specific vehicle model and year, it may take some time to find an OEM Delco QMD DRAC Module in stock at your local dealership or auto parts store. You may need to order it online or from a distributor, which could add to the wait time.
Conclusion:The Delco QMD DRAC Module VSSB Buffer (Part Number: 16185915) is an essential component for the fuel system of certain Chevy and GMC TBI diesel vehicles. While it may be more expensive compared to aftermarket or used parts, the benefits of using an OEM part include superior quality, enhanced engine performance, and reduced risk of faults. If you're looking for a reliable and long-lasting solution for your vehicle's VSSB buffer issue, an OEM Delco part is the recommended choice.
Details:
This module is crucial for ensuring optimal electrical performance and efficiency in your vehicle, making it a reliable essential component improving overall automotive functionality. The reman delco qmd drac module vssb buffer is a performance part manufactured by Acdelco in singapore. It comes with a 30-day manufacturer warranty and is designed for Chevy, Gmc tbi, diesel vehicles.
specifications perfoelectric:
- for makes: Chevy, Gmc
- brand: Acdelco
- mpn: 16185915
- part type: Module
- manufacturer warranty: 30 Day
- country/region of manufacture: Singapore
- performance part: Yes
payments perfoelectric:
- wallet: apple-pay
- credit card: mastercard
- other
seller perfoelectric:
- # reviews: 194
- rating: 100.0%
- city: green bay, wisconsin
returns perfoelectric:
- time: 14 days
- policy: returns accepted
- paid by: buyer
shipping perfoelectric:
- transit: 5-11 days
- carrier: usps
- service: usps ground advantage
- class: standard
- type: fixed
general perfoelectric:
- category: Auto Parts > Electrical Components
offer perfoelectric:
- availability: in stock
- sold #: 15
- started: september 13, 2025
- prices: $65.00–$155.00
- item condition:
- Remanufactured
- Used
- options: ship-to-home
- in stock #: 3
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