high miles on a M157 Motor ?





Looking at ML63 with the M157 engine, anyone with 100k miles on their motor ? anything to watch out for ?
Gonna use to tow a boat occasionally, about 6,000lbs....
Looking at a 2012 ML63 with 30k miles on it...
Thanks
Mike
1. chain tensioners + check valves
2. variable camshaft adjusters (and sometimes even the camshaft itself)
3. some turbos tend to have problems with the wastegate linkage and/or high oil consumption.





I didn't realize there where various versions of the 5.5 V8 turbo motor.
Will do some more home work tonight when I finish work
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Only big repair was the engine wire harness (search the plethora of threads on this), worth a decent aftermarket warranty that would cover it. Ours covered $18k for that one...
Doesn't burn oil, I just installed wireless carplay to freshen up the electronics, and since I have a lift at home my plan is to keep running this car until it dies (we have 3 kids and a dog, and can all fit in a 550hp suv, it's perfect).
The Best of Mercedes & AMG
Only big repair was the engine wire harness (search the plethora of threads on this), worth a decent aftermarket warranty that would cover it. Ours covered $18k for that one...
Doesn't burn oil, I just installed wireless carplay to freshen up the electronics, and since I have a lift at home my plan is to keep running this car until it dies (we have 3 kids and a dog, and can all fit in a 550hp suv, it's perfect).




