Section 1053 (Automatic Transmission - ALLISON (Troubleshooting))
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Troubleshooting
- Transmission Fluid Checking Procedure
- Line Pressure Check Procedure
- Obtaining Diagnostic Trouble Codes
- Clutch Test
- FastLearn Procedure
- Limp Home Mode
- Road Test Procedure
- Torque Converter Diagnosis Procedure
- Flexplate/Torque Converter Vibration Test (8.1L)
- Flexplate/Torque Converter Vibration Test (6.6L)
- Noise and Vibration Analysis
- Fluid Leak Diagnosis
- Case Porosity Repair
- Automatic Transmission Oil Cooler Flushing and Flow Test
- Symptoms - Automatic Transmission
- Excessive Slippage and Clutch Chatter
- Fluid Leaks from Fluid Fill Tube and/or Vent
- Fluid Leaks from Transmission Input
- Fluid Leaks from Transmission Output
- Intermittent Buzzing Noise
- Low Main Line Pressure in All Ranges
- Low Main Line Pressure in specific Ranges, Normal Pressure in Other Ranges
- Low Lubrication Pressure
- Contaminated Transmission Fluid
- Excessive Flare - Engine Overspeed on Wide-Open Throttle
- High Stall Speeds (Stall in Ranges 1-5)
- Low Stall Speeds (Stall in Ranges 1-5)
- Transmission Will Not Make a Specific Shift
- Transmission Will Not Stay in Forward or Reverse
- Transmission Will Not Shift to Forward or Reverse
- Transmission Overheats
- Transmission Does Not Shift Properly
- Abnormal Activities or Responses