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Duramax/Allison

I work at a Chev dealer and really haven't seen any problems with the D max eng. They had injector problems with the vin 1 eng but warranty covers it for 200k. A very nice engine with alot of power stock.

I've heard of injector harness problems #2? and #7 having connection problems.

I have also heard a bit on the overheating LLY issues but as I do own one I have not had any problems. Also if you install exhaust, turbo, and get rid of the EGR I've heard these guys never overheat.
 
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