Need to adjust the speedo on your Jeep or Dodge truck after changing your tire size or gears? Watch this quick video on how to do just that using VCM... | By
HP Tuners GM Gen III Training Part 28: Fuel Injection Timing | Evans Performance Academy | HP Tuners GM Gen 3 Training Part 28: Fuel Injection Timing walks you through programming the
![What is the HP tuners parameter for Speedometer PPM setting? - LS1TECH - Camaro and Firebird Forum Discussion What is the HP tuners parameter for Speedometer PPM setting? - LS1TECH - Camaro and Firebird Forum Discussion](https://ls1tech.com/forums/attachments/pcm-diagnostics-tuning/235691d1275617909-what-hp-tuners-parameter-speedometer-ppm-setting-speedo.jpg)