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.
Up Next in HP Tuners GM Gen III Training Course
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HP Tuners GM Gen III Part 16: Idle Spark
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.
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HP Tuners GM Gen III Part 17: Start-U...
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.
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HP Tuners GM Gen III Part 18: Throttl...
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.
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