How To Tell If A Duramax Engine Is An LB7 Or LLY
when GM debuted the LLY Duramax in 2004, the engineering team had corrected the fuel injector issue altogether. Just FYI -- ...
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Common Problems With The 6.6 Duramax Diesel Engine, According To Owners
Making its debut in 2000, the Duramax LB7 ... pressure pump, which allows for enhanced power and efficiency at pressures up to 2,700 bar. Unfortunately, in the case of the Duramax, the Bosch CP4 ...