Section 707 (Automatic Transmission - 10L1000 (MGM MGU) - Diagnostic Information And Procedures (2 Of 2))
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.
- Diagnostic Information and Procedures
- DTC P215B
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P2670 or P2671
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P2714 or P2715
- DTC P2718, P2720, or P2721
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P2723 or P2724
- DTC P2727, P2729, or P2730
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P2732 or P2733
- DTC P2736, P2738, or P2739
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P27A7-P27AE
- DTC P2812, P2814, or P2815
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P281B, P281D, or P281E
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P2820
- DTC P2824, P2826, or P2827
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Instructions
- DTC P30BD
- Symptoms - Automatic Transmission
- Manual Mode or Tap Up/Down Diagnosis
- Tow/Haul Switch/Indicator Malfunction
- Transmission Fluid Level and Condition Check
- Transmission Fluid Fill Procedure
- Road Test
- Torque Converter Diagnosis
- Torque Converter Stator
- Poor Acceleration at Low Speed - Stator Roller Clutch Freewheels at All Times
- Poor Acceleration at High Speed - Stator Roller Clutch is Locked Up at All Times
- Torque Converter Bearing Noise
- Torque Converter Clutch
- Torque Converter Clutch Shudder
- If Shudder Occurs During TCC Apply, Release, and ECCC
- If Shudder Occurs After TCC has Locked
- Torque Converter Vibration Test
- Isolating Vibration
- Indexing Torque Converter
- Flex Plate/Torque Converter Vibration Test
- Bushing and Mating Shaft Inspection
- Vibration
- Noise and Vibration Analysis
- Noisy in All Gears
- Noisy in Reverse Only
- Whine/Growl Noise That Changes with Vehicle Speed
- Clutch Plate Diagnosis
- Engine Coolant/Water in Transmission
- Fluid Leak Diagnosis
- Case Porosity Repair
- Automatic Transmission Fluid Leaks
- Shift Indicator Indicates Wrong Gear Selection
- No Park or Drive
- Harsh Garage Shift
- No Drive in All Ranges
- Harsh, Soft, Delayed or Slipping First, Second, Third, Fourth, Fifth, Sixth, or Reverse Shift
- No First, Second, Third, Fourth, Fifth, Sixth, or Reverse Gear
- Harsh, Soft, Delayed or Slipping First, Second, Eighth, Ninth, Tenth, or Reverse Shift
- No First, Second, Eighth, Ninth, Tenth, or Reverse Shift Gear
- Harsh, Soft, Delayed or Slipping Second, Third, Fourth, Fifth, Seventh, Ninth, or Tenth Shift
- No Second, Third, Fourth, Fifth, Seventh, Ninth, or Tenth Gear
- Harsh, Soft, Delayed or Slipping First, Second, Third, Fourth, Sixth, Seventh, Eighth, Tenth, or Reverse Shift
- No First, Second, Third, Fourth, Sixth, Seventh, Eighth, Tenth, or Reverse Gear
- Harsh, Soft, Delayed or Slipping First, Third, Fifth, Sixth, Seventh, Eighth, or Ninth Shift
- No First, Third, Fifth, Sixth, Seventh, Eighth, or Ninth Gear
- Harsh, Soft, Delayed or Slipping Fourth, Fifth, Sixth, Seventh, Eighth, Ninth, Tenth, or Reverse Shift
- No Fourth, Fifth, Sixth, Seventh, Eighth, Ninth, Tenth, or Reverse Gear
- No Torque Converter Clutch Apply
- No Torque Converter Clutch Release
- DTC P215B