Accessory Wiring Junction Block Replacement

2009 Chevrolet Impala V6-3.5LSECTION Accessory Wiring Junction Block Replacement



Accessory Wiring Junction Block Replacement

Removal Procedure




1. Remove the electrical center cover (1).
2. Disconnect the positive battery cable from junction box. Refer to Battery Positive and Negative Cable Replacement (RPO LS4) (Service and Repair)Battery Positive and Negative Cable Replacement (RPOs LZE/LZ4/LZ8) (Service and Repair).




3. Remove the fasteners (1) securing the electrical center board (2).
4. Unlock the tabs on the electrical center board.
5. Lift up on the electrical center board.




6. Remove the fasteners (1) securing the electrical center bracket (2) to vehicle.

Installation Procedure

Notice: Refer to Fastener Notice .




1. Install fasteners (1) securing the electrical center (2) to vehicle.

Tighten the fasteners to 10 Nm (86 lb in).




2. Install the fasteners (1) securing the electrical center board (2).

Tighten the fasteners to 7 Nm (62 lb in).

3. Connect the positive battery cable. Refer to Battery Positive and Negative Cable Replacement (RPO LS4) (Service and Repair)Battery Positive and Negative Cable Replacement (RPOs LZE/LZ4/LZ8) (Service and Repair).




4. Install the electrical center cover (1).

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.