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 MANUALSCHEVROLET2012CHEVY EXPRESS G2500, VAN PASSENGER, 4.8L ENG VIN AREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2290 (AUTOMATIC TRANSMISSION - 6L80/6L90 - COMPONENT LOCATOR)
2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN A
Section 2290 (Automatic Transmission - 6L80/6L90 - Component Locator)
2012 Chevrolet Chevy Express G2500, Van Passenger, 4.8L Eng VIN ASECTION Section 2290 (Automatic Transmission - 6L80/6L90 - Component Locator)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Component Locator
- Disassembled Views (6L80)
- Case and Associated Parts
- Clutch Assemblies and Associated Parts
- Torque Converter (w/Fluid Pump) Housing Assembly
- Control (with Body and Valve) Valve Assembly
- Upper Control Valve Body Assembly
- Lower Control Valve Body Assembly
- 1-2-3-4 and 3-5 Reverse Clutch Assembly
- 4-5-6 (w/Turbine Shaft) Clutch Assembly
- 2-6 Clutch Assembly
- Low and Reverse Clutch Assembly
- 4-5-6 Clutch Hub Assembly
- Output Carrier Assembly
- Output Shaft Assembly
- Park System Components
- Disassembled Views (6L90)
- Case and Associated Parts
- Clutch Assemblies and Associated Parts
- Torque Converter (w/Fluid Pump) Housing Assembly
- Control (with Body and Valve) Valve Assembly
- Upper Control Valve Body Assembly
- Lower Control Valve Body Assembly
- 1-2-3-4 and 3-5 Reverse Clutch Assembly
- 4-5-6 (w/Turbine Shaft) Clutch Assembly
- 2-6 Clutch Assembly
- Low and Reverse Clutch Assembly
- 4-5-6 Clutch Hub Assembly
- Output Carrier Assembly
- Output Shaft Assembly
- Park System Components
- Component Location (6L50/80/90)
- Bushing, Bearing, and Washer Locations
- Seal Locations
- Ball Check Valve Locations
- Disassembled Views (6L80)
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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.