Section 824 (Transfer Case - Mp 3023/3024 (NQH) - Description And Operation)
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Description and Operation
- Transfer Case Identification
- Transfer Case Description and Operation
- Notes
- Transfer Case Shift Control Switch
- 2WD Mode Power Flow
- 4HI Mode Power Flow
- Auto 4WD Mode Power Flow
- 4LO Mode Power Flow
- NEUTRAL Mode Power Flow
- Service 4 Wheel Drive Message
- Transfer Case Two/Four Wheel Drive Actuator Assembly
- Transfer Case Actuator Shaft Position Sensor Assembly
- Transfer Case Shift Control Module
- New Product Information
- Notes
- 2019 NQH/NPO- Model Year Design Change
- 2017 NQF/NQG- Interim Model Year Design Change - DT - 51204 - New Design Case Separating Tool
- 2016 NQF/NQG with MW7 Transmission Interim Model Year Design Change - Front Case Half - Addition of Transmission Extension Housing Seal and New Design Gasket
- 2015 NQF/NQG- Interim Model Year Design Change (RPO-AVF) - Digital Speed Sensor
- 2015 NQH-HD Model Year Design Change - Addition of a NQH Transfer Case with HD Internal Components
- 2014 NQH/NQG-LD Model Year Design Change - Addition of a Tuned Vibration Adapter (dampener) for V-6 Engine RPO LV3 Applications
- 2013 Input Shaft Seal Installer Revisions
- 2012 Interim Model Year Design Change - NQF/NQG/NQH Front Case Half Assembly, Input Shaft, Planetary Carrier High/Low Clutch
- Assembly and Component Identification
- Magna Transfer Case Bar Code Label
- Production Assembly Breakpoints
- Magna Light Duty NQG/NQH/NP0 - First Design
- Magna Light Duty NQG/NQH/NP0 - Second Design
- Magna Heavy Duty NQF/NQG/NQH - First Design
- Magna Heavy Duty NQF/NQG/NQH - Second Design
- Front Case Half Identification
- Input Shaft Identification
- High/Low Planetary Carrier Assembly Identification
- High/Low Clutch
- Component Replacement - Light Duty Conversion from First Design to Second Design
- Component Replacement - Heavy Duty Conversion from First Design to Second Design
- Production Changes Summary
- 2012 Interim Model Year Design Change - NQG High/Low Shift Fork, Fork Pad, and High/Low Clutch
- 2011 Interim Model Year Design Change - NQF/NQG HD and SHD Design Change - Main shaft, pin, and thrust washer
- 2011 Interim Model Year Design Change - NQF/NQG/NQH/NPO Front Output Shaft, Deflector, Seal
- 2010 Service Parts Release Usage Change - NQH/NPO Control Actuator Levers
- 2009 Interim Model Year Design Change - NQF Two/Four Wheel Drive Actuator Cam and Shaft