Whether you’re buying a complete vehicle or just an engine, it’s important to know what you need from the donor vehicle in order to operate the engine or complete drivetrain. What do I need to get from my donor? A list of everything you will need in order for the drivetrain to operate. For nearly […]
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Duramax Van Harnesses
The Duramax 6.6 turbo diesel was offered in Chevy and GMC van applications in the following configurations: LBZ/4L85e LMM/4L85e LMM/6L90e LML(LGH)/6l90e The Duramax used in Van application is significantly de-tuned far below the pick up truck power levels due to the transmission being significantly limited on torque capability. These engines are all tuned to a […]
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Dmax Swap Phone Number
Dmax SwapPhone Number We know you prefer to talk on the phone rather than typing…BUT At Dmax Swap we get a lot of technical questions, and that’s great because we have the answers when it comes to Duramax conversions; We have put a Duramax in everything but an airplane!!! We have been tuning with EFILive […]
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Requests for Custom Standalone Harness Length
We often get the request to provide a custom/extended length harness between the engine connections and the control module connections. This is typically requested to accommodate remote mounting of the control modules. Unfortunately, we do not provide this service for the following reasons: This would require a significant amount of labor Due to the large […]
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LML DSP-5 Custom Tuning
LML DSP-5, actually SOTF Switch on the fly (SOTF) tuning on the LML Duramax platform does not provide 5 individual maps like previous year duramax ECM’s. It simply utilizes the fuel rail temperature to limit the total fuel quantity (MM3). It is the electronic equivalent of putting 4 different sized wood blocks under your accelerator […]
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Duramax Swap Custom Standalone Harness Hook-up Demo
https://youtu.be/KECjIMrYwIk We’ve had some people express their intimidation of installing the standalone harness and have questions about how they are to be wired. Each connection is labelled and there are tailored instructions included with each updated Duramax standalone harness. In this video, you will get some great information, tips for installation and a visual demonstration […]
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Duramax Swap Custom Tuning
Our Dmax Swap standalone tuning for Duramax power trains are performed using EFILive software. We have experience tuning standalone duramax power trains in literally dozens of configurations, engine only configurations from boats to race vehicles as well many applications with factory Allison, 6l80e and 4L80e controllers. It is important to tune not only the ECM […]
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In order for a 4WD Allison to shift properly, it must receive a VSS signal
4WD Allison Details In order for the 4wd Allison to shift properly, it must receive a Vehicle Speed Sensor (VSS) signal. This sensor is typically located in the transfer case on a factory equipped Duramax 4×4 truck. It consists of a magnetic pickup that reads the rotational speed of a 40 tooth count reluctor wheel. […]
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LML/LGH Swap Info
The LML engine was only offered in pickup truck configurations in both the 2500 and 3500 models. This 397hp/765lb-ft configuration is only available with the Allison 1000 transmission. The LGH is a detuned version of the LML engine and was offered in two configurations: LGH/Allison (cab and chassis trucks and fleet vehicles) These very closely […]
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How to identify your Duramax RPO code
2017 – 2019 Duramax L5P Quick Identifier: The L5p was first introduced in 2017 and continued until 2019 with the 6 speed Allison option. The best way to identify this engine is the large turbo actuator on top of the VGT turbo as well as the large intake plenum that forms a “Y” connecting to […]
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