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 MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 65 (ELECTRICAL COMPONENT LOCATOR - POWERTRAIN COMPONENT VIEWS)POWERTRAIN COMPONENT VIEWSAUTOMATIC TRANSMISSION COMPONENTS (MH8 OR MH9)
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
Automatic Transmission Components (MH8 or MH9)
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Automatic Transmission Components (MH8 or MH9)
WARNING: This page is about a different car, the 2018 Chevrolet Sonic. However, it is still accessible from the selected car via links, so may be relevant.
Automatic Transmission Components (MH8 or MH9)
| Items |
|---|
| 1. B15 Transmission Internal Mode Switch (MM3) |
| 2. B14A Transmission Output Shaft Speed Sensor (MM3) B14A Transmission Output Shaft Speed Sensor (LUV)B14A Transmission Output Shaft Speed Sensor (LUW/LWE) |
| 3. B14C Transmission Input Shaft Speed Sensor (MM3) |
| 4. Q8 Control Solenoid Valve Assembly (MM3) |
RENDER: 1.0x
NO RELATED
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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.