HP Tuners GM Gen III part 1 walks you through downloading & installing the HP Tuners software, creating shortcut links, and opening VCM editor/scanner.

HP Tuners GM Gen III part 2 gives you an overview of the VCM editor software.

HP Tuners GM Gen III part 3 gives you an overview of the VCM scanner software.

HP Tuners GM Gen III part 4 goes over the process of how to read a calibration file, license a calibration file, and finally write (flash) a calibration file. We also cover the process of adding additional credits to the HP tuners cable, and alternative licensing options when a new file is needed.

HP Tuners GM Gen III part 5 walks you through how the GM ecu converts its airmass calculations into an injector pulse-width and spark timing to the engine. Its vital to understand how the GM ecu thinks in order to properly tune it, and we cover all the details you need to know!

HP Tuners GM Gen III part 6 takes a look at the first step in our tuning process; programming the fuel injector characterization data. While very simple, its vital to enter the correct data into our calibration file so at the most basic level the GM ecu can turn its calculated fuel mass into the...

HP Tuners GM Gen III part 7 takes a look at how we can utilize the short + long term fuel trim data in a custom graph template in the VCM scanner software to recalibrate our MAF curve.

HP Tuners GM Gen III part 8 takes a look at converting our calibration file to run in speed density mode (VE based). We also take a look at how we can utilize the short + long term fuel trim data in a custom graph template in the VCM scanner software to recalibrate our VE table.

HP Tuners Part 9 takes a look at how to set up the power enrich setting so we can redefine a desired air/fuel under WOT conditions.

HP Tuners GM Gen III part 10 takes a look at the other fuel tables within our Gen III calibration file. If we have done our job properly entering the correct fuel injector data and calibrating our MAF/VE tables many of the additional tables require little to no editing. We explore what the addi...

HP Tuners GM Gen III part 11 takes a look at the main spark timing table. We dive into how GM characterizes the load input to the spark table, and how to set up the VCM scanner to provide us with the precise amount of ignition timing delivered to the engine at any cell point location in the table.

HP Tuners GM Gen III part 12 takes a look at the spark timing modifiers such as IAT, ECT, EGR, Fuel/Air and others. The VCM scanner software is used to illustrate what spark modifiers are being implemented at any given time in the engine operation so we can effectively tune the modifier tables.

HP Tuners GM Gen III part 13 takes a look at how the knock control works within the GM ecu. We learn what each table does in the knock strategy, how to datalog the knock within the VCM scanner and some tuning strategies.

HP Tuners GM Gen III part 13 takes a look at the burst knock control feature, why its implemented, and how we can use it for our tuning purposes and long term safety factor.

HP Tuners GM Gen III part 15 takes a look at how the idle control works within the GM ecu. We walk you through how to set up the correct channels in the VCM scanner software, how to read the data and finally how to make accurate changes to your calibration file.

HP Tuners GM Gen III part 16 takes a look at how the idle spark control works within the GM ecu. We walk you through setting up the correct VCM scanner channels to report the idle spark offset, and how to properly tune the idle spark tables to find optimal idle spark values.

HP Tuners GM Gen III part 17 takes a look at how the start-up airflow tables work to help with start and after start conditions. We set-up the proper logging channels in the VCM scanner to monitor the start-up airflow, and show cause/effect of programming the tables.

HP Tuners GM Gen III part 18 takes a look at how the throttle follower and throttle cracker tables interact with the idle control routine. We jump into the VCM scanner to add the correct channels to our log list, and review making changes to both tables to illustrate how each works.

HP Tuners GM Gen III part 19 takes a look at the A/C specific idle control adders to compensate for when running the A/C and at idle. We learn how to add the proper channels to our VCM scanner, and some very specific details to properly dial in your idle control with the A/C!

HP Tuners GM Gen III part 20 shows a live demonstration of how to properly calibrate the idle control on a GM gen 3 PCM.

HP Tuners GM Gen III part 21 walks you through the systems portion of the calibration file which includes VATS, radiator fan, a/c control, speed calibration, and more.

HP Tuners GM Gen III part 22 walks you through the engine diagnostics portion of the calibration file. We explore how to raise thresholds for several sensors, and the process to disable unused sensors.

HP Tuners GM Gen III part 23 walks you through the operating systems available that can be utilized for different tuning purposes, and how to properly swap operating systems.

HP Tuners GM Gen III part 24 walks you through the operating systems available that can be utilized for different tuning purposes, and how to properly swap operating systems.

HP Tuners GM Gen III part 25 walks you through how torque management works on both the engine and automatic transmission control. We explore how to disable the torque management in certain areas of the calibration file to avoid premature power loss while the engine is operating.

HP Tuners GM Gen III part 26 walks you through how to program an automatic transmission upshifting, downshifting and shift times so we can optimize both performance and fuel economy.

HP Tuners GM Gen III part 27 walks you through how to program automatic torque converter lock up and shift pressures to improve drivability, performance and fuel economy.

HP Tuners GM Gen 3 Training Part 28: Fuel Injection Timing walks you through programming the fuel injection timing boundary and normal values. We take a specific look at using the provided excel calculator to determine the proper normal values to get the fuel injection timing based around the ca...

HP Tuners GM Gen III Training Part 29: Cable Throttle Idle Tuning walks you through how to properly tune with a cable throttle body based LS application. We explore getting the idle steps in the correct range, tps relearn, programming the idle effective area table, and setting up the VCM scanner...

HP Tuners GM Gen III Training Part 30: Spark Table Rescaling walks you through how to perform a rescale in order to get the cylinder airmass registration to give double resolution in the spark timing tables.

Follow along as lead instructor, Jeff Evans, walks you through converting this C5 supercharged Z06 into a 2 bar speed density operating system and creates the base calibration file to being this live training session.

Follow along as lead instructor, Jeff Evans, shows you the tuning and workflow process to get this C5 supercharged Z06 fired up and running. We explore the open loop tuning technique and configuring the idle control to hit our desired target idle speed.

Follow along as lead instructor, Jeff Evans, walks you through how to properly tune with the closed loop fuel tuning technique on this C5 supercharged Z06 corvette. In addition we explore how to determine the proper o2 switching voltages when using a wideband 02 sensor.

Following along with lead instructor, Jeff Evans, as he walks you through the full throttle tuning procedure on this 750 whp+ supercharged C5 Z06 corvette! We take an in-depth look at properly dialing in the fuel and spark timing in the 2 bar speed density operating system for 93 octane, as wel...

HP Tuners GM Gen III Live Training: Naturally Aspirated Firebird Part 1 walks you through creating a base calibration file to begin our live training session on a Pontiac Firebird with an aftermarket camshaft and bolt-on modifications.

HP Tuners GM Gen III Live Training: Naturally Aspirated Firebird Part 2 takes an in-depth look at what channels to log in the VCM Scanner, creating custom histograms, and finally custom charts vs time plots.

HP Tuners GM Gen III Live Training: Naturally Aspirated Firebird Part 3 walks you through tuning idle control and MAF based fuel & spark tuning techniques. We take an in-depth look at how to properly tune idle airflow with a cable based throttle body / IAC.

HP Tuners GM Gen III Live Training: Naturally Aspirated Firebird Part 4 takes a specific look at how to properly calibrate the VE fuel table in speed density mode. In addition, we look at implementing the dynamic blend between MAF and speed density in the calibration process.

HP Tuners GM Gen III Live Training: Naturally Aspirated Firebird Part 5 walks you through cold start / warm-up open loop configuration, IAC effective area rescaling, and fuel injection timing using a supplied excel calculator based on cam profile specs.

HP Tuners GM Gen III Live Training: NA Cadillac CTSV Part 1 walks you through the base file set-up and configuration on a naturally aspirated big cam LS6 CTSV.

HP Tuners GM Gen III Live Training: NA Cadillac CTSV Part 2 takes an in-depth look at how to properly tune idle control on a big cam drive-by-wire GM Gen III application. We explore using data logging to determine what changes need to be made within the idle control routine for stable / consiste...

HP Tuners GM Gen III Live Training: NA Cadillac CTSV Part 3 takes an in-depth look at the tuning & workflow process to dial in the speed density operation on a big cam NA GM Gen III engine.

HP Tuners GM Gen III Live Training: NA Cadillac CTSV Part 4 takes an in-depth look at the tuning & workflow process to dial in the MAF operation on a big cam NA GM Gen III engine.

HP Tuners GM Gen III Live Training: NA Cadillac CTSV Part 5 takes a look at cold start & warm-up on day 2 of the live training session. We learn what areas to edit on a big cam GM Gen III engine to avoid overly rich conditions on cold start conditions.

Follow along with lead instructor, Jeff Evans, reviews the 3 main PCM types we will be covering in the HP Tuners GM Gen 4 training course.

Follow along with lead instructor, Jeff Evans, as he shows you how to download and install the HP Tuners VCM Suite to begin this training course.

Follow along with lead instructor, Jeff Evans, as he walks you through an overview of the VCM Editor software to begin the GM Gen 4 training course.

Follow along with lead instructor, Jeff Evans, as he walks you through an overview of the VCM Scanner software to begin the GM Gen 4 training course.

Follow along as lead instructor, Jeff Evans, walks you through using the repository feature found on HP Tuners website to download stock operating system calibration files. We also take a look at using the compare feature within the VCM Editor software to use the repository files to compare agai...

Follow along with lead instructor, Jeff Evans, as he walks you through the GM Gen IV ecm logic operation. We explore how the fuel calculations are performed based on sensor data and the tables within the PCM.

Follow along with lead instructor, Jeff Evans, as he walks you through the using the VCM Editor software to do a read & write procedure on a live training vehicle.

Follow along with lead instructor, Jeff Evans, as he walks you through the using the VCM Scanner on a live vehicle to explore the features and functions found within the software.

Follow along with lead instructor, Jeff Evans, as he walks you through the E40 ECM injector data and characterization. We explore the programming tables, and process when changing to different injectors.

Follow along with lead instructor, Jeff Evans, as he walks you through the E38/E67 ECM injector data and characterization. We explore the programming tables, how the injector data is calculated, and process when changing to different injectors.

Follow along with lead instructor, Jeff Evans, as he walks you through the closed loop fuel control tables within the E40, E38, and E67 ECMs and how they interact with each other.

Follow along with lead instructor, Jeff Evans, as he walks you through interfacing with the VCM scanner software to monitor the closed loop operation. We explore checking the o2 switching voltages against a wideband AFR reading to determine if CL operation is correct.

Follow along with lead instructor, Jeff Evans, as he walks you through utilizing the VCM scanner software to set-up custom histograms to properly tune the MAF calibration tables at idle and partial throttle driving conditions.

Follow along with lead instructor, Jeff Evans, as he walks you through the E40 ECM speed density operation. We explore how the speed density tables work, and how to apply a custom HP Tuners speed density 2 bar operation system patch. In addition, we show how to properly convert your existing ca...

Follow along with lead instructor, Jeff Evans, as he walks you through the E38/E67 ECM speed density operation. We explore the virtual VE speed density tables, as well as the 2 bar HP Tuners SD patch modification. In addition, we show how to properly convert your existing calibration file to sp...

Follow along with lead instructor, Jeff Evans, as he walks you through how to utilize the VCM scanner software to create a custom histogram to tune properly tune the idle and partial throttle areas of operation within the virtual VE tables.

Follow along with lead instructor, Jeff Evans, as he walks you through how to utilize the VCM scanner software to create a custom histogram to tune properly tune the idle and partial throttle areas of operation within the 2 bar HP Tuners operating system.

Follow along with lead instructor, Jeff Evans, as he walks you through how the power enrich tables work within the Gen IV ECMs. We take a specific look at creating a custom histogram within the VCM scanner software to properly tune high load / full throttle areas of operation within the MAF cali...

Follow along with lead instructor, Jeff Evans, as he walks you through how the power enrich tables work within the Gen IV ECMs. We take a specific look at creating a custom histogram within the VCM scanner software to properly tune high load / full throttle areas of operation within the speed de...

Follow along with lead instructor, Jeff Evans, as he walks you through how the cranking fuel and open loop tables work within the Gen IV ECMs. We take a specific look at creating a custom chart vs time within the VCM scanner software to properly configure cranking fuel.

Follow along with lead instructor, Jeff Evans, as he walks you through how the fuel injection timing is calculated within the Gen IV ECMs, and what changes need to be made when upgrading the cam within the engine.

Follow along with lead instructor, Jeff Evans, as he walks you through how the catalyst protection and torque based rev limiter control works on the GM Gen 4 ECMs. We take a specific look at programming a throttle based torque rev limiter and using the VCM scanner to monitor things.

Follow along with lead instructor, Jeff Evans, as he walks you through how the transient fuel works on the GM Gen 4 ECMs. We take a specific look at programming manifold volume and transient fuel tables such as impact factor and evap factor to see the cause/effect on fuel calculations using the ...

Follow along with lead instructor, Jeff Evans, as he walks you through the main spark timing tables used in a GM Gen 4 ECM. We explore logging spark timing within the VCM scanner in order to expose if the high octane or low octane spark timing table is being sourced during operation.

Follow along with lead instructor, Jeff Evans, as he walks you through the spark timing modifiers such as PE/COT, IAT, ECT, EGR, and many others. We take an in-depth look at exposing the spark timing modifiers in our VCM scanner software to understand where the spark timing is coming from while ...

Follow along with lead instructor, Jeff Evans, as he walks you through the idle control tables and routine used in a GM Gen 4 ECM.

Follow along with lead instructor, Jeff Evans, as he walks you through what tables need to be modified and values that need to be changed in the calibration file for proper idle control over a variety of different cam profiles. We also explore configuring various logging channels within the VCM ...

Follow along with lead instructor, Jeff Evans, as he walks you through the advanced idle tuning technique on a GM Gen 4 vehicle using HP Tuners to properly tune the idle base spark and airflow final minimum values.

Follow along with lead instructor, Jeff Evans, as he walks you through tuning with the knock control strategy within the GM Gen 4 ECMs. We take a specific look at utilizing the VCM scanner to build custom histograms to review knock data and tune spark timing.

Follow along with lead instructor, Jeff Evans, as he walks you through tuning with the variable cam control (VVT) within the GM Gen 4 ECMs on L92 and L99 engines. We take a specific look at utilizing the VCM scanner to build custom histograms to review VVT tuning and optimization.

Follow along with lead instructor, Jeff Evans, as he walks you through tuning with the Virtual Torque tables within the GM Gen 4 ECMs. We take a specific look at utilizing the VCM scanner to build custom histograms to properly repopulate the Virtual Torque tables with corrected delivered torque ...

Follow along with lead instructor, Jeff Evans, as he walks you through tuning with engine side of Torque Management within the GM Gen 4 ECMs. We take a specific look at how we can utilize the torque management to limit torque production in the lower gears to aid a traction limited vehicle to acc...

Follow along with lead instructor, Jeff Evans, as he walks you through tuning the automatic transmission shift scheduling (rpm) in the GM Gen 4 ECMs for 6L80/6L90e transmissions. We take a look at the cause/effect of programming the tables using the VCM Editor and VCM Scanner software to achieve...

Follow along with lead instructor, Jeff Evans, as he walks you through how to properly tune the TCM when upgrading your torque converter. We take a specific look at torque converter pressure control to achieve instant lock-up so you don't damage the torque converter, as well as how to properly p...

Follow along with lead instructor, Jeff Evans, as he walks you through how to properly tune the TCM shift pressure, shift timing, and torque management for lightening fast full throttle shifting on your GM Gen IV vehicle.

Follow along with lead instructor, Jeff Evans, as he walks you through how to properly tune the fuel pump control module to achieve higher fuel pressure and flow from the fuel pump.

Follow along with lead instructor, Jeff Evans, as he walks you through tuning with a ZL1 & CTSV vehicles. We look at how to properly disable the factory boost control and boost cut to prevent odd WOT performance along with spark timing recommendations for starting the tuning process.

HP Tuners GM Gen 4 Training Part 39: EQ Ratio Error walks you through working with units of lambda for air/fuel measurement within the VCM scanner software. We take a look at how to use EQ ratio error within the histograms to properly tune MAF or VE fuel tables.

HP Tuners GM Gen 4 Training Part 40: Injector Timing Calculator walks you through utilizing a custom injection timing excel calculator to program the proper end of injection programming in a GM Gen IV application.

HP Tuners GM Gen 4 Training Part 41: Flex Fuel Tuning walks you through the two different flex fuel tuning options within the Gen 4 ECM programming. We explore how to properly configured and tune the flex fuel feature as well as reviewing data in VCM scanner from a flex fuel based vehicle.

HP Tuners GM Gen 4 Training Part 42: O2 Switching Voltages walks you through how the o2 sensor switching voltages affect the closed-loop fuel correction within the Gen 4 ECMs. We explore how to properly dial in the switching voltages to get a desired AFR while in closed-loop operation.

HP Tuners GM Gen 4 Training Part 43: Proportional / Integral O2 Gains walks you through how the closed-loop correction is driven from PID gain factors. We discuss what changes to make to the proportional and integral gains when long tube headers are installed as well as reviewing a data log of w...

HP Tuners GM Gen 4 Training Part 44: VCM Scanner Filters walks you through how to integrate filters into the histograms within the VCM scanner software. We explore how to validate that the PID values are called on correctly for the filters to be implemented properly.

HP Tuners GM Gen 4 Training Part 45: Hybrid MAF / SD Tuning Intro explores how to calibrate both MAF and SD based airflow models within the Gen 4 ECM at the same time. This new calibration method will save tremendous amounts of time and improve the transient throttle conditions / automatic trans...

HP Tuners GM Gen 4 Training Part 46: Hybrid MAF / SD Tuning Demo walks you through the process on how to simultaneously dial in the MAF and SD airflow models together.

HP Tuners GM Gen 4 Training Part 47: Airflow Correlation Tuning walks you through how to dial in airflow correlation tables so that the airflow matches the expect throttle angle or rate of change in throttle angle. This ensures we can keep the run away throttle protection in place and avoid a da...

HP Tuners GM Gen 4 Training Part 48: Template Applicator walks you through how to utilize a huge time saving feature within the VCM Editor software. The template applicator acts as a base map generator allowing you to import scalar, switches, or table values into your existing calibration file.

HP Tuners GM Gen IV Live Training: Yukon Part 1 goes through the basemap creation process in order to fire up this GMC Yukon to begin the live training series.

HP Tuners GM Gen IV Live Training: Yukon Part 2 goes through the MAF based calibration process for idle, cruising, and full throttle conditions.

HP Tuners GM Gen IV Live Training: Yukon Part 3 show cases how to calibrate the speed density operation at idle, cruising, and full throttle conditions using the Virtual VE tables. In addition, we take a look at setting the dynamic airflow blending back to stock settings and checking the MAF and...

HP Tuners GM Gen IV Live Training: NA LS7 Datsun Z Part 1 starts off our live training session learning how to create a base calibration file to get the 440 cubic inch NA LS7 engine fired up.

HP Tuners GM Gen IV Live Training: NA LS7 Datsun Z Part 2 takes a look at tuning idle fuel/spark and idle airflow on a big cam LS7 engine.

HP Tuners GM Gen IV Live Training: NA LS7 Datsun Z Part 3 walks you through the MAF based tuning procedure on a 440 cubic inch LS7 engine. We further explore how to determine if injector data and airflow registration are proper while tuning a GM Gen IV platform.

HP Tuners GM Gen IV Live Training: NA LS7 Datsun Z Part 4 takes an in-depth look at speed density tuning procedure on a NA LS7 engine. We learn how to verify the SD / VE table is tuned properly based on estimated airmass registration during the calibration process.

HP Tuners GM Gen IV Live Training: NA LS7 Datsun Z Part 5 walks you through cold start / warm-up enrichment tuning on Day 2 of the live training session. We also explore how to utilize torque management to detune a high power engine in lower gears to gain traction.

Follow along as lead instructor, Jeff Evans, walks you through configuring the base calibration file to prepare the PCM for larger injectors, MAP sensor, and modifications such as a supercharger, long tube headers, and more.

Follow along as lead instructor, Jeff Evans, shows you the tuning and workflow process to get this supercharged Camaro SS fired up and running. We explore how to properly tune the MAF calibration curve in closed loop, and setting up histograms within VCM scanner software.

Follow along as lead instructor, Jeff Evans, shows you the tuning and workflow process to tuning this supercharged Camaro SS at WOT conditions. We explore how to properly tune the MAF calibration curve and spark timing at WOT, and setting up histograms within VCM scanner software.

Follow along as lead instructor, Jeff Evans, shows you the tuning and workflow process to tuning this supercharged Camaro SS in speed density. We explore how to properly tune speed density at part throttle and WOT conditions, and set-up histograms within the VCM scanner software.

HP Tuners GM Gen V Training Part 1: VCM Software Suite Install walks you through downloading and installing the VCM software suite to begin the training course.

HP Tuners GM Gen V Training Part 2: VCM Editor Overview walks you through the VCM Editor software to begin the training course.

HP Tuners GM Gen V Training Part 3: VCM Scanner Overview walks you through the various features and functions within the VCM scanner software to begin the training course.

HP Tuners GM Gen V Training Part 4: VCM Scanner Histogram & Math walks you through how the histogram and math channels work within the VCM scanner software.

HP Tuners GM Gen V Training Part 5: VCM Scanner Filters walks you through the importance of filters in logged data. We explore various filter samples provided in the training course and when to use them.

HP Tuners GM Gen V Training Part 6: VCM Editor Read & Write walks you through how to do the reading, writing, and licensing process to get started calibrating your Gen V vehicle.

HP Tuners GM Gen V Training Part 7: Repository & Compare Feature walks you through how to do proper file comparisons in order to highlight differences quickly during the tuning process.

HP Tuners GM Gen V Training Part 8: Template Applicator walks you through how to utilize the template applicator feature to create rapid basemap generation focusing on common changes or modifications to the calibration file.

HP Tuners GM Gen V Training Part 9: ECM Logic Operation walks you through how the GM ECM airflow / fuel model and torque modeling works.

HP Tuners GM Gen V Training Part 10: Throttle Mass Flow walks you through the throttle mass flow selection and map/baro programming details.

HP Tuners GM Gen V Training Part 11: Injector Characterization Data breaks down how the injector data characterization works within the direct injection system. We explore using an Excel calculator to illustrate how injector flow changes based on commanded rail pressure.

HP Tuners GM Gen V Training Part 12: Direct Injection - SOI Tuning walks you through how direct injection works within the Otto cycle. We explore how to program the SOI table based on cam card data.

HP Tuners GM Gen V Training Part 13: Low Pressure Pump Tuning walks you through dialing in the low pressure pump in the direct injection system. We explore what to look for in data review to ensure proper low pressure pump control conditions.

HP Tuners GM Gen V Training Part 14: High Pressure Pump Tuning walks you through how to program the high pressure direct injection pump to achieve proper combustion for high power levels.

HP Tuners GM Gen V Training Part 15: Power Enrichment breaks down how PE enrichment works in EQ ratio, lambda, and AFR scaling.

HP Tuners GM Gen V Training Part 16: Dynamic Airflow breaks down how the dynamic airflow parameter works within the ECM programming.

HP Tuners GM Gen V Training Part 17: Spark Timing Basics walks you through how spark timing works within the Otto cycle.

HP Tuners GM Gen V Training Part 18: Spark Timing & Modifiers walks you through how the spark timing tables and modifiers work together to deliver a spark event at the engine.

HP Tuners GM Gen V Training Part 19: Knock Control Basics walks you through how the GM Gen V knock control system works and the tables associated for programming.

HP Tuners GM Gen V Training Part 20: Knock Control Tuning walks you through tuning spark timing utilizing the knock control to guide in making safe and reliable edits.

HP Tuners GM Gen V Training Part 21: Spark Airmass Rescaling walks you through when and how to rescale the spark airmass based on potential horsepower.

HP Tuners GM Gen V Training Part 22: Variable Cam Control walks you through how the VVT feature works, programming, and tips and tricks to achieve the best power.

HP Tuners GM Gen V Training Part 23: Gen V Torque Model Intro walks you through the basics of the torque control model. You'll learn how the ECM takes a electric pedal movement and translates it into throttle plate movement based on torque requests.

HP Tuners GM Gen V Training Part 24: Torque Model Basics walks you through data log examples to learn how the torque control functions and what to change in the calibration to get the torque control back inline with high power engines.

HP Tuners GM Gen V Training Part 25: Torque Model Tuning walks you through some common changes that need to be made within the torque model to avoid throttle closure and torque management spark retard on high power applications.

HP Tuners GM Gen V Training Part 26: Idle Control Basics walks you through how the torque based idle control works in controlling spark and DBW operation in idle conditions.

HP Tuners GM Gen V Training Part 27: Idle Tuning Demo / Big Cam Tuning walks you through a basic idle tuning demonstration. We also explore data log examples showing what to monitor and where to make changes to get the torque based idle control calibrated properly.

HP Tuners GM Gen V Training Part 28: COT / Rev Limiters breaks down how the catalyst overheating protection and torque based rev limiters work in GM Gen V vehicles.

HP Tuners GM Gen V Training Part 29: Lambda / AFR / EQ Ratio walks you through the differences between EQ Ratio, Lambda, and AFR readings referenced from a wideband controller.

HP Tuners GM Gen V Training Part 30: Wideband Integration walks you through three different methods of integrating a wideband into the VCM scanner for open-loop operation.

HP Tuners GM Gen V Training Part 31: Closed-Loop Fuel Basics breaks down how the closed-loop fueling correction works in the fuel / airflow modeling.

HP Tuners GM Gen V Training Part 32: VCM Scanner Closed Loop reviews how the closed-loop feature works based on logged data that can be reviewed in the VCM scanner software.

HP Tuners GM Gen V Training Part 33: Closed-Loop Airflow Modes walks you through switching voltages and airflow modes within the closed-loop fuel correction.

HP Tuners GM Gen V Training Part 34: Closed-Loop PID Gains breaks down how to tune the proportional and integral gains to influence the closed-loop fuel correction behavior.

HP Tuners GM Gen V Training Part 35: MAF Operation Basics breaks down the basics of how the MAF sensor is used in airflow modeling within GM Gen
V vehicles.

HP Tuners GM Gen V Training Part 36: High Power MAF Rescaling walks you through rescaling the MAF curve based on high horsepower applications. We explore using a supplied Excel calculator to make the process extremely simple.

HP Tuners GM Gen V Training Part 37: Speed Density / Virtual VE walks you through how the speed density airflow modeling works in Gen V vehicles.

HP Tuners GM Gen V Training Part 38: Dynamic / VVE Zones walks you through how to rescale the dynamic airflow zones to gain more fueling resolution on a forced induction engine.

HP Tuners GM Gen V Training Part 39: Closed-Loop VVE Tuning walks you through properly calibrating the speed density airmass modeling using closed-loop fuel trims.

HP Tuners GM Gen V Training Part 40: Closed-Loop MAF Tuning walks you through the calibration process to dial in the MAF curve. We use closed-loop STFT data within the VCM scanner to help guide the calibration process.

HP Tuners GM Gen V Training Part 41: MAF / VE Hybrid Tuning breaks down how the MAF and SD airflow models can be simultaneously calibrated using the VCM scanner math channels and histograms.

HP Tuners GM Gen V Training Part 42: MAF / SD Hybrid CL Tuning walks you through dialing in the MAF and SD airmass modeling simultaneously using closed-loop fuel trim data. We cover the entire calibration process from start to finish to ensure proper airmass registration and torque calculations ...

HP Tuners GM Gen V Training Part 43: MAF / SD Hybrid OL Tuning walks you through simultaneously dialing in the MAF and SD airmass modeling under high load / full throttle conditions. In addition, we explore other full throttle tuning changes such as torque modeling and spark timing.

HP Tuners GM Gen V Training Part 44: Flex Fuel Tuning walks you through how the flex fuel feature works within the GM programming. We also do a demonstration of doing some basic tuning using the flex fuel feature on our demo vehicle.

HP Tuners GM Gen V Training Part 45: Secondary Fuel Injection walks you through how to dial in the fuel model when you are spraying additional fuel through port injection or meth injection.

HP Tuners GM Gen V Training Part 46: Airflow Correlation Tuning walks you through how to properly dial in airflow correlation tables to avoid a P0068 DTC code and run away throttle conditions.

HP Tuners GM Gen V Training Part 47: Start-Up Fuel / Warm-Up breaks down how the starting fuel / airflow modeling works as well as enrichment fueling during warm-up operation.

HP Tuners GM Gen V Live Training Part 1: Basemap Creation walks you through how to create a base file to get a GM Gen V engine fired up and running based on the modifications that have been done.

HP Tuners GM Gen V Live Training Part 2: Start-Up / Idle Tuning walks you through the idle torque tuning process on a big cam 2017 Camaro ZL1. We explore how and why we make changes to airflow model and virtual torque tables to achieve a desired idle speed.

HP Tuners GM Gen V Live Training Part 3: MAF / SD Cruise Tuning walks you through how to dial in the airflow model at part throttle driving conditions using logged data within the VCM scanner software.

HP Tuners GM Gen V Live Training Part 4: MAF / SD WOT Tuning walks you through the full throttle calibration process to dial in the MAF, SD, Torque model, and Direct Injection. We draw on all of the concepts learned in the main training course to successfully how the tuning workflow from start t...

HP Tuners GM Gen V Yukon Denali Live Training Part 1: Basemap Creation walks you through modifying the stock 2018 Yukon Denali calibration file to work with a Magnuson supercharger kit, Z06 fuel injectors / high pressure pump, long tube headers, and flex fuel sensor.

HP Tuners GM Gen V Yukon Denali Live Training Part 2: Idle / Cruise Tuning breaks down how to calibrate the airflow model in normal operating conditions to get smooth drivability and good fuel economy.

HP Tuners GM Gen V Yukon Denali Live Training Part 3: WOT Tuning breaks how to calibrate the airflow model and spark timing during full throttle conditions. We explore the process using our Mainline chassis dyno to help illustrate each step.

HP Tuners GM Gen V Yukon Denali Live Training Part 4: Flex Fuel Tuning walks you through experimenting with the variable cam control programming and introducing ethanol to the fuel system to gain additional power.