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 31 (ENGINE CONTROLS/FUEL - 1.8L (LUW LWE) - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSFUEL TANK FUEL PUMP MODULE REPLACEMENT (STEEL TANK)INSTALLATION PROCEDURE
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
Installation Procedure
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Installation Procedure
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.
Install a NEW O-ring (2) and the fuel pump module (1).
Using the EN 48279 wrench, install the lock ring (1) by turning clockwise.
Connect the electrical connectors (1).
- Connect the evaporative emission and fuel lines (2). Refer to Plastic Collar Quick Connect Fitting Service .
- Install the fuel tank. Refer to Fuel Tank Replacement (Steel Tank) .
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.