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Synthetic oil in......
oh by the way i like how you still remember your CHEVY>>>>it must a been a good truck????- lennox69
- Post #6
- Forum: 6.0L Powerstroke Diesels
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Synthetic oil in......
I'm running synthetic trans fluid and drop my trans temp way low when pulling my fifth wheel. I would change it if i were you. synthetic is also recommended for allison trans i have no idea on your ford trans,i would still change it...once i hit 40,000 miles every lube there is in my truck will...- lennox69
- Post #5
- Forum: 6.0L Powerstroke Diesels
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Help my buds D-max
Hi guys as you can see,im new to this site,but not new to diesel engines (diesel moves the world) I have Duramax 2004 with 37,000 miles and all mine, i bought brand new. I have been reading here about fuel milage,mine at first was lousy,but now i;m getting 15 to 17 in town and 19-21 on hwy not...- lennox69
- Post #9
- Forum: 6.6L Duramax Diesel
