The LMM Duramax, which was introduced in 2007, was not too different from the LBZ, save for the emissions control parts that were added to comply with the new regulations. This was a major cause ...
On Extended and Crew Cab models, not available with (LMM) Duramax 6.6L Turbo Diesel V8 engine. Includes (KW1) 160-amp alternator with (LY6) Vortec 6.0L V8 SFI engine. Includes (K76) dual 125-amp ...