2010 Chevrolet Express 2500 Questions

All 2010 Chevrolet Express 2500 Questions

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I drove it 20 miles since with no problem indicating any problems could it be that it just lost power to the transmissiom?
The dealer's service center recommended and changed our differential fluid for $95 and indicated that it should be serviced every 30,000 miles. I can't find anywhere where it says how ofter it should be changed.
I use my van everyday for work with no issues. However this morning it snowed and I went out to let it warm-up. When I went down the road it was fine for about 3 miles when all of a sudden it lost power. The display ...