Section 16 (Transfer Case - Mp 3010 (NP0))
WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Component Locator
- Diagnostic Information And Procedures
- DTC B0770: AWD Indicator Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B0775: 4WD HI Indicator Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B0785: 2WD HI Indicator Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC B2725, P0698 Or P0699: Transfer Case Range Selection Switch Circuit/5V Reference 3 Circuit Voltage
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC C0306 Or C0381: Range Actuator Control Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC C0321 Or C0326: Range Actuator Lock Control
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC C0364 Or C0379: Front Axle System/Front Axle Switch
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC C0387: Unable To Complete Shift
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC C038D: Range Actuator - Position Not Learned
- DTC C0392, P0642 Or P0643: Transfer Case Range Position Sensor Circuit/5V Reference
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC C0396, C039E, P0652 Or P0653: Range Actuator Position Sensor/5V Reference 2 Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C0397: Transfer Case Clutch
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C0398: Range Actuator Position - Range Position Correlation
- Diagnostic Instructions
- DTC Descriptor
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P062F Or P064F: Control Module Long Term Memory Performance/Unauthorized Calibration Detected
- DTC P17D4, P185F, P279A, P279B, P279C: Transfer Case (L83)
- DTC P185F, P279A, P279B, P279C: Transfer Case/Four Wheel Drive (4WD) Neutral Range
- DTC P2160 Or P2161: Vehicle Speed Sensor (VSS) 2 Circuit (2-Wire)
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- Symptoms - Transfer Case
- Front Axle Will Not Engage
- Front Axle Will Not Disengage
- Transfer Case Shift Control Switch Inoperative
- No Correction for Slip In All-Wheel Drive Mode
- Transfer Case Shift Control Switch Indicator Always On - Two Or More
- Transfer Case Shift Control Switch Indicator Inoperative - One Or More
- Service Indicator Always On
- Transfer Case High/Low Clutch Reset
- Transfer Case Popping Noise
- Transfer Case Banging Noise
- Transfer Case Whine Or Rumble Noise
- Transfer Case Growl Or Grinding Noise
- Transfer Case Grating Noise
- Transfer Case Clunk In 2HI Only
- Transfer Case Clunk In 4HI
- Transfer Case Clunk During Acceleration And Deceleration
- Transfer Case Shudder Or Binding
- Transfer Case Leak Diagnosis
- DTC B0770: AWD Indicator Circuit
- Repair Instructions - On Vehicle
- Transfer Case Selector Switch Replacement (Chevrolet/GMC)
- Transfer Case Selector Switch Replacement (Cadillac)
- Transfer Case Control Module Replacement
- Transfer Case Shield Replacement
- Transfer Case Fluid Replacement
- Drain Plug Replacement
- Fill Plug Replacement
- Transfer Case Two/Four Wheel Drive Actuator Position Sensor Replacement
- Transfer Case Two/Four Wheel Drive Actuator Replacement
- Vehicle Speed Sensor Replacement
- Front Output Shaft Seal Replacement
- Rear Output Shaft Seal Replacement
- Transfer Case Rear Extension Bushing Replacement
- Transfer Case Assembly Replacement
- Transfer Case Adapter Replacement
- Input Shaft Seal Replacement
- Repair Instructions - Off Vehicle
- Transfer Case Disassemble
- Transfer Case Holding Fixture Installation
- Access Hole Plugs, Fill and Drain Plug, Vent, 2/4 Wheel Drive Actuator, Actuator Shaft Position Sensor and Vehicle Speed Sensor Removal
- Rear Output Shaft Seal and Bushing Removal
- Transfer Case Rear Case Half Removal
- Oil Pump Suction Pipe and Actuator Shaft Gear Removal
- Propeller Shaft Oil Seal Sleeve Removal
- Actuator Shaft and Cam Assembly, Drive Chain and Rear Output Shaft Assembly Removal
- Rear Output Shaft Assembly Disassemble
- Input Shaft Oil Seal Removal
- Input Shaft Assembly Removal
- Front Output Shaft Assembly Removal
- Transfer Case Front Half Cleaning And Inspection
- Transfer Case Rear Half Cleaning And Inspection
- Oil Pump Cleaning And Inspection
- Rear Output Shaft Cleaning And Inspection
- Front Output Shaft And Input Shaft Cleaning And Inspection
- Drive Chain, Drive Sprocket And Driven Sprocket Cleaning And Inspection
- High/Low Shift Components Cleaning And Inspection
- Two/Four Wheel Drive Shift Components Cleaning And Inspection
- Transfer Case Four Wheel Drive Actuator Lever Shaft Bearing Replacement - Front
- Transfer Case Four Wheel Drive Actuator Lever Shaft Bearing Replacement - Rear
- Input Shaft Pilot Bearing Replacement
- Front Output Shaft Front And Rear Bearing Replacement
- Front Output Shaft Drive Sprocket Bearing Replacement
- Transfer Case Assemble
- Input Shaft Assembly Installation
- Measuring Clutch Pack Height
- Clutch Assembly Installation
- Measuring/Adjusting Clutch Assembly Height
- Clutch Pressure Plate Installation
- Rear Output Shaft Assembly
- Propeller Shaft Oil Seal Sleeve Installation
- Actuator Shaft and Cam Assembly, and Rear Output Shaft Assembly Installation
- Front Output Shaft Assembly, Drive Chain, Actuator Shaft Gear and Oil Pump Suction Pipe Installation
- Transfer Case Rear Case Half Installation
- Rear Output Shaft Seal and Bushing Installation
- Access Hole Plugs, Fill and Drain Plug, Vent, 2/4 Wheel Drive Actuator, Actuator Shaft Position Sensor and Vehicle Speed Sensor Installation
- Input Shaft Seal and Front Output Shaft Seal Installation
- Transfer Case Disassemble
- 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
- 4HI Auto Mode Power Flow
- Service 4 Wheel Drive Message
- Transfer Case Two/Four Wheel Drive Incremental Sensor
- Transfer Case Two/Four Wheel Drive Actuator Assembly
- Transfer Case Actuator Shaft Position Sensor Assembly
- Transfer Case Motor Lock
- Transfer Case Shift Control Module
- Vehicle Speed Sensor (VSS)
- 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
- Special Tools And Equipment