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SKU: TTS-GMHPT-2 Category: Tags: , , , ,



This course will teach you advanced tuning knowledge in a topical format for Gen III / Gen IV GM vehicles. Learn about such topics as You can tune with confidence knowing that we have developed a safe, effective and repeatable process for you to follow. We also include one year of technical support to guide you along the way as needed.


  •   Concepts covered
    • Adaptive Idle Tuning (Proportional, Integral throttle controls)
    • Idle and Part Throttle Power Tuning (Economy and power)
    • Scaling the Tune (MAF range extension)
    • Scaling the Tune (Larger injectors than allowed)
    • 2 and 3 bar Speed Density Tuning – GEN III
    • 2 and 3 bar Speed Density Tuning – GEN IV
    • E85 (Straight) Tuning
    • Flex Fuel Tuning
    • Race Fuel Tuning
    • Alcohol / Methanol / Water Injection Tuning
    • Dry Shot Nitrous Tuning
    • Wet Shot Nitrous Tuning
    • False Knock detection Process
  • + 225 page full color manual written in a topical format for safe and effective tuning
  • + One year of technical support through our Online Ticket System

Additional information

Weight 2 lbs
Dimensions 9 × 11 × 3 in

The Tuning School

Shipping & Returns


Our return policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Several types of goods are exempt from being returned:
Downloadable software products
HP Tuner Credit purchases
Online courses
Live/private seminars (although a one-time reseat date change may be authorized if your seat can be filled, last minute cancellations will not be refunded)
To complete your return, we require a receipt or proof of purchase.

Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at admin@thetuningschool.com.

Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.

Exchanges (if applicable)

We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at admin@thetuningschool.com or call 727-264-8875 for return authorization. Then send your item to: 2328 Destiny Way Suite A, Odessa, FL, 33556, United States.


To return your product, you should mail your product to: 2328 Destiny Way Suite A, Odessa, FL, 33556, United States.
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
Depending on where you live, the time it may take for your exchanged product to reach you, may vary.