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 MANUALSCHEVROLET2019EXPRESS 2500 BASE, VAN CARGO EXTENDED, 6.0L ENG VIN GREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 82 (AUTOMATIC TRANSMISSION - 8L90 (M5U) - SPECIFICATIONS)
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN G
Section 82 (Automatic Transmission - 8L90 (M5U) - Specifications)
2019 Chevrolet Express 2500 Base, Van Cargo Extended, 6.0L Eng VIN GSECTION Section 82 (Automatic Transmission - 8L90 (M5U) - Specifications)
WARNING: This page is about a different car, the 2018 GMC Savana 3500, 2018 GMC Savana 2500, 2018 Chevrolet Express 3500, and 2018 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Temperature Versus Resistance
- Fastener Specifications (On Vehicle)
- Fastener Specifications (Off Vehicle)
- Transmission General Specifications
- Adhesives, Fluids, Lubricants, and Sealers
- Approximate Fluid Capacities
- Clutch Backing Plate Retaining Ring Specifications
- 1-3-5-6-7 Clutch Thrust Bearing Washer Specifications
- Range Reference
- Shift Solenoid Valve State and Gear Ratio
- Transmission Internal Mode Switch Voltage
- Transmission Parts Kit Specifications
- Clutch Plate Package
- 1-3-5-6-7 Clutch Plate Assembly
- 4-5-6-7-8 Clutch Plate Assembly
- 2-3-4-6-8 Clutch Plate Assembly
- 1-2-7-8 Reverse Clutch Plate Assembly
- 1-2-3-4-5 Reverse Clutch Plate Assembly
- Automatic Transmission Seal Kit
- Automatic Transmission Seal Kit (1 of 2)
- Automatic Transmission Seal Kit (2 of 2)
- Automatic Transmission Fluid Pump Seal Kit
- Automatic Transmission Fluid Pump Kit
- Automatic Transmission Retaining Ring Package
- Accumulator Piston Signal
- Drive & Driven Sprocket (W/LINK) Package
- Control Valve (w/Body & Valve)
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.