Is the OM617 engine reliable?
Is the OM617 engine reliable? The OM617 was praised for its bulletproof reliability, often exceeding 500,000 miles with routine maintenance. It gained immense popularity in models such as the W123 300D and W126 300SD, particularly in North America, where cars with diesel engines were very scarce. The OM617 was a breakthrough for diesel engines in […]
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