The 5 Most Common LB7 Duramax Engine Problems – 6.6L V8 Diesel
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The 5 Most Common LB7 Duramax Engine Problems – 6.6L V8 Diesel

Introduced in 2001, the LB7 is the OG 6.6L Duramax. This engine is the base platform that today’s 6.6L L5P Duramax is built off of. Spanning six different variations and nearly 20 years of production, the LB7 has certainly proved to be a reliable and durable platform. 2001 year models were pushing 235hp and 500lb-ft….