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 138 (ENGINE MECHANICAL - 6.0L (L96))COMPONENT LOCATORDISASSEMBLED VIEWSENGINE BLOCK PLUGS/SENSORS
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
Engine Block Plugs/Sensors
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Engine Block Plugs/Sensors
WARNING: This page is about a different car, the 2019 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Callout | Component Name |
|---|---|
| 1 | Engine Block Oil Gallery Plug - Front |
| 2 | Engine Block |
| 3 | Engine Block Oil Gallery Plug Seal |
| 4 | Engine Block Oil Gallery Plug - Side - M16 |
| 5 | Knock Sensor Bolt |
| 6 | Knock Sensor |
| 7 | Engine Block Coolant Drain Hole Plug - M28 |
| 8 | Engine Coolant Heater |
| 9 | Engine Coolant Heater Washer |
| 10 | Engine Block Coolant Drain Hole Plug - M16 |
| 11 | Engine Block Coolant Drain Hole Plug Gasket |
| 12 | Crankshaft Position Sensor Bolt |
| 13 | Crankshaft Position Sensor |
| 14 | Crankshaft Position Sensor Seal |
| 15 | Engine Block Oil Gallery Plug - Rear |
| 16 | Engine Block Oil Gallery Plug Seal |
| 17 | Transmission Locating Pin |
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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.