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.
  1. GM2551479Courtesy of GENERAL MOTORS COMPANY

    If replacing the tank, transfer the fuel pump module and the evaporative emission canister. Refer to Fuel Tank Fuel Pump Module ReplacementΒ , and Evaporative Emission Canister ReplacementΒ .

  2. Transfer any additional parts as necessary.
  3. Raise the fuel tank (1).
  4. GM2551478Courtesy of GENERAL MOTORS COMPANY

    Support the fuel tank with a suitable stand.

  5. Position the fuel tank straps (2) onto the fuel tank.
  6. CAUTION:

    Refer to Fastener Caution .

  7. Install the fuel tank strap fasteners (1) and tighten to 22 N.m (16 lb ft).
  8. GM2551477Courtesy of GENERAL MOTORS COMPANY

    Connect the fuel feed pipe connector (1). Refer to Plastic Collar Quick Connect Fitting ServiceΒ .

  9. Connect the evaporative emission pipe connector (2). Refer to Plastic Collar Quick Connect Fitting ServiceΒ .
  10. GM2551476Courtesy of GENERAL MOTORS COMPANY

    Collapse the vent hose spring clamp (1) and install the vent hose.

  11. Tighten the filler tube hose clamps (2).
  12. GM2495376Courtesy of GENERAL MOTORS COMPANY

    Connect the fuel pump harness electrical connector (3).

  13. Install the harness cover (2) and tighten the cover fasteners (1).
  14. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.