2009-2013 GMC Sierra 1500 4.8L, 5.3L, 6.0L and 6.2L Custom Tuning Tune Service:Transmission Tuning Only [$525] ($400 Deposit Included) diagnosing

diagnosing

Deposit for a V2 Scan Cable which applies to 2007-2009 Gen-IV V8 engines with 4 Speed transmissions

Up to 600 vehicles can simultaneously be tuned by a single AutoCal device with the purchase of additional service from Black Bear Performance

Significant improvements in throttle response and shift patterns

2009-2013 GMC Sierra 1500 4.8L, 5.3L, 6.0L and 6.2L Custom Tuning Tune Service:Transmission Tuning Only [$525] ($400 Deposit Included) diagnosingBlack Bear Performance offers our AutoCal custom tuning service for your 2009 2013 GMC Sierra 4. 8L, 5. 3L, 6. 0L and 6. 2L. Gains vary widely by engine type and configuration. 4. 8L and 5. 3L engines will typically see a 15 30hp 15 20ft lbs gain. 6. 0L engines will typically see a 25 30hp 40 50ft lbs gain. 6. 2L engines will typically see a 15 20hp 20 25ft lbs on 91+ octane. Combine that with improved shift patterns, towing capabilities, throttle