Novak Conversions Jeep Wrangler JK shifters

Anyone ever use this service?

If you have a 2012+, you can program your ECM with a handheld tuner (like HPTuner), though the more common ECU interfaces (like JScan) cannot. I have never heard of the company above but this is commonly done with aftermarket tunes, so I can't imagine that they're a problem.

What are you working on?
 
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If you have a 2012+, you can program your ECM with a handheld tuner (like HPTuner), though the more common ECU interfaces (like JScan) cannot. I have never heard of the company above but this is commonly done with aftermarket tunes, so I can't imagine that they're a problem.

What are you working on?

I have a 2016 JKU. I also have JScan but it can’t do the fan mods. A HP tuner would be expensive and I believe I would still need to send in the PCM to be unlocked. And, after the mods to the fan on temps, I wouldn’t use it again. I’d rather pay less for just the service I want. But if the company isn’t reliable, I wouldn’t want to use them.
 
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I have a 2016 JKU. I also have JScan but it can’t do the fan mods. A HP tuner would be expensive and I believe I would still need to send in the PCM to be unlocked. And, after the mods to the fan on temps, I wouldn’t use it again. I’d rather pay less for just the service I want. But if the company isn’t reliable, I wouldn’t want to use them.

Yup, that's essentially what it comes down to: pay a little for a one time (hopefully) service, or go with the more expensive options and be able to adjust as you need. Since yours is a 2015+, you'll be paying for, and sending in your ECM, to be unlocked. Historically, the advantage (or convenience if thinking about it that way) was that you could keep your daily driver on the road and update with the HP Tuner as needed. With the 2015+ ECM limitations, you're sending it in no matter what.

If you have the 4-5 days needed for downtime, then it's not a bad option to give them a whirl. It's only $100 (plus ~$25 each way for next-day shipping).

There are some other "middle ground" options too. In my Hemi swap, I'm converting to a 3.6L fan, so I'm going with the tried-and-true RPM Extreme PWM controller (http://www.rpmextreme.com/Product/283/JEEP-JK-PWM-FAN-CONTROLLER.aspx). Others have successfully used the Novak PWM controller (https://www.novak-adapt.com/catalog/electronics/jk-pentastar-fan-controller-e-pwm.html). The RPM is not adjustable and reads off of CANBUS, whereas the Novak is more standalone and is adjustable.
 
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Novak Conversions Jeep Wrangler JK shifters