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6.6 Duramax Tech Articles

2024 GMC Sierra 2500 HD2024 GMC Sierra, Chevy Silverado HD Towing & Payload Ratings
2021 Chevrolet Silverado 15003.0L Duramax I-6 for Silverado, Sierra 1500 Models
Allison 10 speed automatic transmissionAllison 10L1000 Ten Speed Automatic Transmission
6.6L Duramax with turbocharger removed2004 - 2016 6.6L Duramax Turbocharger Removal Procedures
OPS bypass relay installed on firewall6.5L Diesel OPS Bypass Harness Installation Guide

Duramax Engine Tech

6.6L Duramax L5P Specs & Information (2017 - current)
6.6L Duramax LML Specs & Information (2011 - 2016)
6.6L Duramax LMM Specs & Information (2007 - 2010)
6.6L Duramax LBZ Specs & Information (2006 - 2007)
6.6L Duramax LLY Specs & Information (2004 - 2006)
6.6L Duramax LB7 Specs & Information (2001 - 2004)
2.8L Duramax LWN Specs & Information

Service & Repair Tech

6.6L Duramax oil draining
3.0L Duramax Maintenance Schedule & Service Guide
2.8L Duramax Maintenance Schedule & Service Information
6.6L Duramax L5P Service Guide
6.6L Duramax LML Service Guide
6.6L Duramax LMM Service Guide
6.6L Duramax LBZ Service Guide
6.6L Duramax LLY Service Guide
6.6L Duramax LB7 Service Guide
6.5L GM Diesel Maintenance Schedule

Transmission & Drivetrain

Automatic transmission and transfer case
Allison 1000 Six Speed Automatic Transmission Specs & Ratios
New Venture NV4500 Manual Transmission Service Procedures
ZF 6 Speed Manual Transmission Specs & Ratios
GM 6L50 Six Speed Automatic Transmission
GM 4L80 Four Speed Automatic Transmission
Dana 80 Differential Fluid Change
GM 4L60 Four Speed Automatic Transmission