Not bad for 11 years and 240,000 miles.
Still running the factory brakes. New fuel pump at 180,000. Miscellaneous items and regular maintenance. Doesn't use a drop of oil between oil changes and that's carrying the 4000 ...
Forum Discussion
The GM 6.0 may be GM's best motor they ever built. Not the most powerful HD gas, certainly not the most fuel efficient but even with just moderate care, they will last a very long time. Hopefully the 6.6 gas will turn out to be as awesome.
