Duramax Tech Tips Duramax Gauge Installation Dmax/ Pre-turbo exhaust system Duramax LB7 2001 DTC P0093 Large fuel leak detected Duramax LMM DPF and ECM Programming Overdrive Lockout Switch Installation Instructions for 2001 – 2002 6.6L Duramax Block Heater Cord Outside air temp sender relocation Dmax air intake mods Fast Idle Installation Instructions for LB7 Duramax Elevated Idle Description for LLY Duramax LLY Running Hot Duramax LLY/LBZ Emissions Fuel Tank Modifications Blocker Package FAQ Duramax Injector Failures Duramax Transfer Case Pump Rub Problem Duramax EGR Blocker vs EGR Disable vs EGR Delete Duramax LB7 Injector Line Corrosion Duramax Fuel Pressure Relief Valve Leak, Bottle Test, Race Valve, Shim Mod Duramax LBZ and LMM P0087 Low Fuel Pressure code EFI Live tuning for the Duramax Diesel Duramax lift pump Garrett VVT unison ring sticking LML Duramax DPF Regeneration