🔥 Pre-Order NOW! 67% OFF, 🔥

Dr. DEF's - Diesel Error Code Survival Guide

Fix Your DEF/DPF Error Code in Minutes — No Shop Required

- Skip the dealership hassle

- Save time, money, and downtime

Only $9.99 Today - Save 67% Before the Full Launch

Regular price will be $29.99 once the final version goes live.

Your diesel threw a Exhaust System Error code. Don’t panic

...and don’t pay ANY Mechanic (yet).

You can fix Your OWN Truck with the Help of AI and Save your Time & Cash!!

Or, at the very least narrow the problem down. Have confidence that you know what the problem is before they try to break your bank!

🚨 Your Dash Threw a DEF/DPF Warning! 🚨

Now What?

If your truck just showed you:

P242D (Hidden Code)
P113A (Hidden Code)
Exhaust Fluid System Error
Regen Prevention
Countdown to reduced speed "Limp Mode"

Is it Safe to Drive?

How long will you be stranded?

"Well, then you must know the exact same nightmare that I was going through!"

Hi, I’m Jason.

Don't put yourself through the kind of stress that I went through!

ESPECIALLY while traveling! Overpaying a ton for repairs would be one thing! But, wasting your valuable time?!? Imagine if you were on the JOB or out on a vacation. Maybe with your family or your buddies, wasting their precious time too? Wouldn't that be intolerably frustrating? It sure was for me.

I wish I had a plan for this type of senario!

I was able to get through it, while pulling my 40' RV out of state, with only minor pains and expenses. But let my tough experience be to your benefit!

I don't want you to go through that same senario! So now, I’m turning my misfortunate experience into a simple, step-by-step survival guide that gives you an instant plan, calm peace of mind, and confident assurance. So you will have all that you need. The knowledge, the tools and the confidence so you can handle whatever the road throws at you!

An oz of prevention is truly is worth a lb of cure!

This is the guide I wish I had when my dash exploded with warnings.

Inside the Dr. DEF Survival Guide You'll Learn:

✔ How to interpret every major DEF/DPF warning

P242D, P113A, NOx sensors, EGT sensors, regen failures, countdown triggers - all explained in plain English.

✔ The exact steps to take when the light comes on

This alone can save you $500+ in misdiagnoses.

✔ How to avoid limp mode

And what to do if the countdown has already begun.

✔ How to clear or confirm the issue using ANY OBD scanner

Even a cheap one - no dealer tools required.

✔ Road-tested instructions from real Duramax experience

2011–2016 GM LML specific logic + common failures.

✔ BONUS: The emergency “roadside plan” for DEF codes

What to do right now if you’re traveling, towing, or stuck away from home.

Today Only: $9.99 Pre-Order (Save 67%)

The Diesel Error Code Survival Guide is in final editing and formatting.

Pre‑order now and you’ll receive the book as soon as it is released — pre‑order buyers will receive it FIRST.

Once the guide goes live publicly, the price increases to $29.99.

You get:
First access the moment the guide is released
Lifetime access to updates
Lock‑in pricing before the public release
VIP early‑download position (you are first in line)

I’m not a random marketer who scraped Google.

I’m a diesel owner who dealt with the REAL nightmare:

P242D
P113A
Regen stuck
Countdown to 65 MPH max
Countdown to 55 MPH max
And towing my 20,000lb 40' RV across 5 states

I fixed it myself. Now I’m documenting the exact steps so YOU don’t feel blinded, confused, or pressured by a dealer.

✔ 100% Safe Pre-Order Guarantee

If the guide doesn’t deliver real value, help you diagnose your DEF/DPF issues more clearly, or you simply decide it wasn’t what you expected → you get a full refund. No questions asked.

Your pre‑order is completely risk‑free - you’re protected from start to finish.

You risk nothing.Your truck risks everything if you wait.

Pre-Order $9.99

Pre-Order Price: $9.99 (Save 67%)

⚠️ Price will increases to $29.99 after official release. ⚠️

FAQs:

❓When will I receive the guide

You’ll receive your copy as soon as the final version is released . Pre-order buyers get it first, before the public launch. We’ll email your download link as soon as it's ready.

❓Will the price really go to up $29.99

Absolutely. Pre-order is a limited launch-only discount.

❓Will this help a GM Duramax 2011–2016

YES, this guide is optimized for LML trucks.

❓Does it help Ram/Ford diesels too?

Yes. DEF/DPF logic is similar across all modern diesel trucks.

❓What if it doesn’t help me

You get a refund. Zero risk.