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Hello, I was wondering if it would be cheaper on transport costs and if it is worth it to convert my truck to propane or propane hybrid. Specs: 2017 GMC Sierra SLE 1500 Z71 off road and towing package 5.3l 6 speed trans no aftermarket tuners or upgrades yet. 5.5 foot box size i don't use...

Hello, I just bought a 2017 GMC Sierra 1500 SLE. When I watch the fuel Econ gage I see that it switches from 4 pistons to v8 back and Forth. I see that when going the same speed or taking foot off gas it runs 4 pistons but any kind of acceleration it runs v8. Is it possible to allow more...