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HOMESERVICE MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 56 (WIRING SYSTEMS AND POWER MANAGEMENT - REPAIR INSTRUCTIONS)REPAIR INSTRUCTIONSFRONT COMPARTMENT FUSE BLOCK REPLACEMENTREMOVAL PROCEDURE
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol

Removal Procedure

2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Removal 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. Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  2. GM2508802Courtesy of GENERAL MOTORS COMPANY

    Remove the junction block cover (1).

  3. GM2504689Courtesy of GENERAL MOTORS COMPANY

    Remove the positive battery cable nut (1) from the junction block.

  4. Remove the positive battery cable (2) from the junction block.
  5. GM2504710Courtesy of GENERAL MOTORS COMPANY

    Remove the junction block nut (1).

  6. Remove the junction block bolts (2).
  7. Disconnect the wiring harness from the junction block base.
  8. Remove the junction block (3) from the base.
  9. GM2504774Courtesy of GENERAL MOTORS COMPANY

    Disconnect the wiring harness from the junction block base.

  10. Remove the junction block nut (1) from the block base.
  11. Remove the junction block base (2) from the inner wheelhouse.
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.