GM 8.1 496 gas engine "normal" oil loss/use?
Just returned from our first looong trip with this truck and camper package and noticed (what I think) excessive oil use. The does not leak but in 3800 miles needed 1 1/2 qts., that seems like a lot t...
Forum Discussion
Most cars today don't use ANY oil and haven't since fuel injection became common, it was alarming to some for the 8.1 just introduced in 2001, to use a qt every 3000 miles.
cdlaine, your mileage is typical, I get 10 around town and 7-8 towing. The Allison will give you better mileage than the 4L80E in my burb.
cdlaine, your mileage is typical, I get 10 around town and 7-8 towing. The Allison will give you better mileage than the 4L80E in my burb.
