Automatic Transmission Diagnosis & Overhaul - 3L30
- Application
- Identification
- Description & Operation
- Lubrication
- On-Vehicle Service
- Trouble Shooting
- Notes
- Preliminary Checks
- Symptom Diagnosis
- Low Fluid Level
- Fluid Leak From Filler Tube
- Low Fluid Pressure
- High Fluid Pressure
- Excessive Smoke From Exhaust
- No Torque Converter Clutch Application
- No Torque Converter Clutch Release Or Shudder
- No Vehicle Movement In Any Range
- No Vehicle Movement In Any Gear Position
- Vehicle Movement Under RPM Increase Only
- Heavy Jerking During Initial Vehicle Movement
- No Vehicle Movement In "D" Or "2", Vehicle Moves In "L" Or "R"
- No Movement In "R" Only
- Vehicle Movement In Neutral Position
- No 1-2 Upshift
- No 2-3 Upshift
- Upshifting Under Full Throttle Only
- Upshifting Under Part Throttle Only
- Vehicle Movement In "1", No Vehicle Movement In "2" Or "R"
- No Part Throttle 3-2 Downshift At Low Vehicle Speeds
- No Forced Downshift
- Transmission Immediately Shifts Into Lower Gear Once Throttle Is Eased After Full Throttle Upshifting
- Transmission Shifts Into Lower Gear At Higher Speeds
- Hard Disengagement Of Select Lever From "P" Position
- Engine Flare, 1-2 Shift
- Engine Flare, 2-3 Shift
- Harsh 1-2 Shift
- Harsh 2-3 Shift
- Harsh 3-2 Manual Downshift
- Harsh 3-2 Coasting Downshift
- High Speed Downshift Flare
- Low Speed Forced Downshift Flare
- No Engine Braking In Low
- No Engine Braking In "2" Range
- Transmission Does Not Hold In Park
- Excessive Noise In All Ranges
- Screeching Noise When Starting
- Short Vibrating, Hissing Noise Shortly Before 1-2 Upshift
- Buzzing Noise
- Clutch & Band Application
- Performance Tests
- Component Tests
- Electronic Testing
- Removal & Installation
- Transmission Disassembly
- Component Disassembly & Reassembly
- Transmission Reassembly
- Torque Specifications
- Transmission Specifications
- Wiring Diagrams