Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2201 (AUTOMATIC TRANSMISSION - 2ML70 - REPAIR INSTRUCTIONS - OFF VEHICLE)
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Section 2201 (Automatic Transmission - 2ML70 - Repair Instructions - Off Vehicle)
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Section 2201 (Automatic Transmission - 2ML70 - Repair Instructions - Off Vehicle)
WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Repair Instructions - Off Vehicle
- Holding Fixture Installation and Torque Dampener Removal
- Auxiliary Fluid Pump Removal
- Transmission Fluid Pan, Fluid Filter, and Auxiliary Fluid Pump Filter Removal
- Control Valve Assembly Removal
- Transmission Control Wiring Harness Extension Harness Removal
- Torque Dampener Housing Removal
- Input Shaft, Sun Gear Carrier, and Sun Gear Removal
- Drive Motor with Generator Assembly Removal - 1st Position
- Sun Gear Shaft, Sun Gear Carrier, 1-3 Clutch Housing, and Main Shaft Removal
- 4th Clutch Piston Removal
- Rear Case Removal
- Sun Gear and Sun Gear Shaft Removal
- Drive Motor with Generator Assembly Removal - 2nd Position
- Center Support Assembly Removal
- Manual Shift Shaft Position Switch Overhaul
- Manual Shift Shaft Seal Replacement
- Transmission Case Cleaning and Inspection
- Center Support Cleaning and Inspection
- Center Support Assembly Installation
- Drive Motor with Generator Assembly Cleaning and Inspection - 2nd Position
- Drive Motor with Generator Assembly Installation - 2nd Position
- Sun Gear and Sun Gear Shaft Installation
- Output Speed Sensor and Case Extension Removal
- Hybrid Low, 1-2 Clutch Piston Removal
- Sun Gear Carrier and Hybrid Direct, 2-3-4 Clutch Housing Removal
- Hybrid Direct, 2-3-4 Clutch Support Removal
- Park Pawl Replacement
- Hybrid Direct, 2-3-4 Clutch Support Installation
- Hybrid Direct, 2-3-4 Clutch Housing Overhaul
- Sun Gear Carrier and Hybrid Direct, 2-3-4 Clutch Housing Installation
- Hybrid Low, 1-2 Clutch Piston Installation
- Propeller Shaft Front Slip Yoke Oil Seal Replacement
- Output Speed Sensor and Case Extension Installation
- Rear Case Installation
- 4th Clutch Piston Installation
- 1-3 Clutch Housing Overhaul
- 1-3 Clutch Housing, Sun Gear Carrier, and Sun Gear Installation
- Main Shaft Installation
- Sun Gear Shaft Installation
- Drive Motor with Generator Assembly Cleaning and Inspection - 1st Position
- Drive Motor with Generator Assembly Installation - 1st Position
- Sun Gear Carrier and Sun Gear Installation
- Input Shaft Installation
- Torque Dampener Housing and Fluid Pump Cover Disassemble
- Fluid Pump Cover Cleaning and Inspection
- Torque Dampener Housing Cleaning and Inspection
- Transmission Fluid Pump Seal Replacement
- Transmission Fluid Cooler Pipe Fitting Seal Replacement
- Fluid Pump Selective Measurement
- Torque Dampener Housing and Fluid Pump Cover Assemble
- Fluid Pump Cover Installation
- Torque Dampener Housing and Fluid Pump Cover Installation
- Transmission Control Wiring Harness Extension Harness Installation
- Control Valve Assembly Disassemble
- Control Valve Assembly Assemble
- Control Valve Assembly Installation
- Automatic Transmission Electrical Connector Passage Sleeve Installation
- Transmission Fluid Pan, Fluid Filter, and Auxiliary Fluid Pump Filter Installation
- Auxiliary Fluid Pump Installation
- Holding Fixture Removal and Torque Dampener Installation
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.