Thread: GMC HD2500/HD3500 fuel milage ?
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  #17  
Old 09-21-2017, 10:22 AM
Puma's Avatar
Puma Puma is offline
 
Join Date: May 2007
Location: WMU 214
Posts: 1,817
Default 2500 hd
I have an old 04 with the 6L automatic.
I average 20 MPG.
Very few repairs over the years, mostly minor front end parts.

Some friends have the same truck and get horrible mileage.
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