Common Rail diesel fuel ... Unfortunately, in the case of the Duramax, the Bosch CP4 fuel pump can become a weak link in the fuel system, creating several problems. Owners have voiced serious ...
The LLY came with a new variable-vane turbo ... improve efficiency and fuel economy. There are a few common problems with the 3.0 Duramax engine. First is a crank issue where the engine ...
the LB7 and LLY are actually different engines. If you're familiar with the legacy of the Duramax, you no doubt recall that ...
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