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How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban

What you need

  1. How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban, How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 1, image 1 of 1
    • Locate the wiring harness bundle, which exits the firewall underneath the brake booster.

  2. How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 2, image 1 of 1
    • Identify the auxiliary wire, which is folded and taped to either the wiring harness or the fire wall.

  3. How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 3, image 1 of 1
    • Use a knife to cut the tape away from the wire and unravel it.

  4. How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 4, image 1 of 1
    • Run the wire against the battery box.

  5. How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 5, image 1 of 3 How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 5, image 2 of 3 How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 5, image 3 of 3
    • Place the ring terminal (washer end) of the wire on the right post located at the front of the battery.

    • Place the 10 mm washer on the post.

    • Tighten the washer using a 10 mm wrench, crescent wrench, or pliers.

    • Post size and location may vary slightly in different models. The washer will fit snuggly around the correct post.

  6. How to Activate 12 V Aux Power in a 2007-2014 Chevrolet Suburban: step 6, image 1 of 1
    • After hooking up the wire, check to make sure the 40 amp fuse is installed for the auxiliary pin.

    • If the fuse is not installed, there will be an empty space. This fuse can be purchased at any automotive shop.

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