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The Tuning School GM Transmission Guide Tuners Course
Not Yet Reviewed
This course will guide you through setting up the VCM scanner, so you can log the parameters needed to understand what's happening with the transmission, including line pressures, shift times and converter slip.
This is one of the best improvements you can make to any GM vehicle with an automatic. This course includ
This course will guide you through setting up the VCM scanner, so you can log the parameters needed to understand what's happening with the transmission, including line pressures, shift times and converter slip.
This is one of the best improvements you can make to any GM vehicle with an automatic. This course includes the most up to date information available, including the 8-speed automatics.
Tuning Course, Printed Book for HP Tuners, GM 4/6/8/10 Speed Transmission Guide, Each
Part Number: TUN-4058
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
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