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07-19-2007, 08:31 PM
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#1 |
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Registered User
Join Date: Jan 2004
Location: Fredericksburg, Virginia
Posts: 144
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07 GMC 3500 Classic-Durmax
I'm at about 5K miles and looking at changing the oil for the first time.
I was considering a synthetic. What brand is recommended if any? Is mobile 1 used in diesels? Gary |
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07-22-2007, 12:03 AM
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#2 |
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Drillin oil on American Soil!
Join Date: Apr 2005
Location: Minot. North Dakota
Posts: 418
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Re: 07 GMC 3500 Classic-Durmax
our company uses dino oil til 20k, then we switch to 5w40 mobil 1 synthetic. thats with the cummins diesel.
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Travis 70 Chevy c20 2wd 75 Chevy k10 4x4 parts truck 92 GMC Sierra c1500 2wd DD 99 Chevy Reg Cab Sht Box 1500 2wd 05 GMC Sierra Denali white Last edited by gmcracing92; 07-22-2007 at 07:31 PM. |
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