2015Sierra62's Profile

Real Name: Rob Carlson
Joined: December 2015

In the Garage

  • My Sierra 1500

    2015 GMC Sierra 1500 SLT 6.2L V8 GAS Automatic 8 Speed
    Added Dec 2015 • 10 Fuel-ups

    Property of 2015Sierra62

  • 17.0 Avg MPG Best In Garage

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Tips

Steptronic transmissions - upshift to highest gear possible

At 35 mph, my automatic transmission is at 5th gear and 1800... ...

by cuts_off_prius

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