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Expert Answers about GMC Sierra New Body


  • Installing Hopkins Agility Brake Controller on 2007 GMC Sierra New Body Style
  • Take a look at our GM truck Brake Controller Install FAQ article, which you can see by clicking the provided link. You would connect the controller to the bare wiring under the dash, matching the wire colors as described in the article. If you do not already have a 7-way connector, you can remove the knock-out on the bumper next to the license plate and install one using # PK11916. The existing wiring harness located at the end of the drivers side frame rail or above the spare tire will...
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  • Does Truck Bed Need to be Lifted to Install the Reese Gooseneck # 8339-4434 in a 2007 GMC Sierra
  • You will not need to remove the truck bed, you will only need to loosen the bolts and then prop the bed up a little bit to make room for the cross members to fit between the bottom of the truck bed side flange and the top of the frame. I attached a link to the installation instructions for you to view also to give you a better idea of what the installation will be like.
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  • Tow Package Wiring Colors and Functions for a 2007 GMC Sierra 1500 New Body Style
  • the wire bundle you are looking for looks like the one in the FAQ article I have linked for you. It is located under the left side of the instrument panel to the left of the steering column. The wiring colors should be as follows: Red/black wire = 12 volt power White = ground Light blue/white = input from brake switch Dark blue = output to trailer brakes Orange = not used There also may be some connections that you will need to make under the hood to make everything fully functional....
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  • How To Install The Curt 31322 Front Mount Hitch Receiver On 2007 GMC Sierra 1500 New Body
  • The Curt Front Mount Trailer Hitch Receiver - Custom Fit - 2" # 31322 is custom-made and is confirmed to fit your 2007 GMC Sierra new body style. This is not made to be installed upside-down or reversed in any manner. You may think the 4 bracket bolts could be removed and would allow the receiver to be flipped, and then reinstall the 4 bolts to the brackets. But this won't work as you would not have clearance for your bumper cover; and more importantly the rear bracket/tongue will not fit...
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  • How to Install a Trailer Brake Controller on a 2007 GMC Sierra New Body Style
  • The GM brake controller wiring harness could potentially have red, light blue, black, dark blue, and brown wires. You would connect the wires to a brake controller as follows: GM red to brake controller black for 12 volt power GM light blue to brake controller red for input from the stoplight switch GM black to brake controller white for ground GM dark blue to brake controller blue for output to trailer brakes GM brown is not used If you have the wire bundle under the dash and not a plug...
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  • Is the 7-Way Vehicle Power Adapter w/ Power Switch # FR69SR Needed on a 2007 GMC 2500
  • You will not need the 7-Way Vehicle Power Adapter w/ Power Switch for Furrion RV Observation Camera # FR69SR to hook up your camera system. This adapter was only designed for trucks from 2019 - 2020 because of those trucks not delivering enough power on the running lamp circuit for the camera system to operate fully. I would suggest checking the fuses to make sure there are none that are blown. I would also re-check the wiring, especially the ground wires to make sure everything is connected...
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  • Can the Factory Brake Controller be Bypassed on a 2007 GMC Sierra New Body Style
  • Yes, you can bypass the factory brake controller on your 2007 GMC Sierra new body style. You will need to add enough 10 gauge blue wire, # 10-1-1, to reach from the cab of the truck to the 7-Way at the rear of the truck. It is sold in 1 foot increments so a quantity of 1 would be 1 foot. I would recommend at least 20 feet. I have included a link to a help article that explains the process of bypassing the factory controller for you. For a brake controller I recommend the P2 # 90885 because...
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  • What is Needed to Install Curt Venturer Brake Controller in 2007 GMC Sierra New Body?
  • If you have the factory 7-way on your 2007 GMC Sierra New Body you can install the Curt Venturer Trailer Brake Controller # C74VV with just the Universal Wiring Adapter for Curt Trailer Brake Controllers # C51515. Should your truck not have a factory 7-way you will still need the adapter, but you will also need to add Connector # PK11898 or, if your Sierra has a round plug with a cap instead of a bundle of wires above the spare tire, use part # 30955 instead. There is going to be a bundle...
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  • Removing Old Trailer Brake Controller and Installing Tekonsha P2 # 90885 on a 2007 GMC Sierra
  • Yes, you will be able to uninstall your older brake controller and install the Tekonsha P2, # 90885, in its place without the need of any extra steps or parts. Since your 2007 GMC Sierra uses a bundle of wires and not a port, you will just need to make note of the functions of the wires on the vehicle side. On the new brake controller and more than likely on the old one, the white wire is ground, the black wire is 12 volt power, the blue wire is brake output, and the red wire is the stop...
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  • Installation of a Brake Controller on a 2007 GMC Sierra New Body Style With 7-Way Connector
  • On the 2007 GMC Sierra new body style with a 7-Way connector on the bumper, the wires for the brake controller installation are located under the left side of the instrument panel, to the left of the steering column. The wires will be there whether you have a tow package or not. There will be four or five blunt cut wires that can be identified by a white label that is attached to them and the colors of the wires should be (1) Red/Black wire, (1) White wire, (1) Light Blue/White wire and...
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  • Bike Rack Recommendation for 2014 Forest River Highwall Pop Up Camper
  • To use a bike rack on your towable camper, you'll need to install a frame mounted trailer hitch receiver instead, like the Curt adjustable RV and camper hitch receiver # 13703, which fits trailers with frames between 22 and 72 inches. For a three bike rack, I recommend the Swagman Original # S64152-2 or for a 4 bike rack, I recommend the Yakima LongHaul # Y02476, both of which are approved to be used behind an RV or camper, like yours.
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  • Where To Find Torque Specs for Curt Class V Trailer Hitch # C15323 for 2007 GMC Sierra New Body
  • The current torque specs are located in the instructions, in step 6. You can see the instructions by clicking the provided link. We don't publish the torque specs on the website because the hitch manufacturer can change them If you click the provided link, you can see the hitch being installed on a 2007 GMC Sierra New Body.
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  • Wiring Color Code for Pollak Pigtail Wiring Harness
  • The wiring color code on the # PK11998 is not traditional. Here's the color, function, and wire gauge: Red - Left Turn and Stop - 14 gauge White - Ground - 10 gauge Blue - Electric Brakes - 12 gauge Green - Right Turn and Stop - 14 gauge Black - Battery - 12 gauge Brown - Running Lamps - 14 gauge Yellow - Backup Lamps - 14 gauge
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  • Wiring Third Brake Light and Dome Light on a Leer Camper Shell on 2007 GMC Sierra 2500 HD New Body
  • The one place I know for sure to access the CHMSL circuit on your 2007 New Body Sierra is under the dash. You will need to look for a wire bundle under the dash, to the left of the steering column. There should be a white tag holding the wire bundle together. There should be an orange wire and that is the CHMSL wire. You can attach a length of wire to this orange wire, route it through the firewall, under the truck, and to where ever it needs to go on the camper shell. Be sure to avoid...
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  • Brake Controller Wiring for 2007 GMC Sierra New Body
  • When installing the Brake EVN # TK63VR to your 2007 GMC Sierra New Body with the factory tow package, you can attach the red wire of the Brake Control Plug-In Harness # 20127 to either the light blue wire or the orange wire, which are brake light wires (CHMSL stands for Center High Mounted Stop Light). I have added a link to a help article on installing a brake controller on your generation of Sierra which I strongly recommend reading.
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  • Is the 2007 GMC Sierra New Body Style Pre-Wired for a Brake Controller and What are the Wire Colors
  • Yes, your 2007 GMC Sierra comes wired for installation of the Draw-Tite # 5504 brake controller. There is a bundle of wires under the left side of the instrument panel to the left of the steering column.The wires can be identified by a white label and the color of the wires. The wire colors are (1) Red/Black wire, (1) White wire, (1) Light Blue/White wire and (1) Dark Blue wire and possibly (1) Orange wire. We have an FAQ article (see link) that explains exactly how to wire these wires...
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  • Do Bearings Need to be Pressed Out or Can a Hammer be Used to Remove Them
  • You should never use a hammer to drive out your bearings as that could damage the bearings and the inside of your hub. If you are going to be replacing your bearings then you don't have to be as careful with them but they should just fall out of the hub after you take it off of your spindle. We have a wide variety of bearings, races, seals, and bearings kits that you can use for replacements. I have linked the page to this answer page for you to filter through.
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  • Redarc Tow-Pro RED44FR Install on 2007 New Body GMC Sierra
  • If you click the provided link, you can see our brake controller install help article that will walk you right through the process, showing where the wires under the hood are located and there they connect. You'll need an M6 x 1.0 and an M8 x 1.25 nut to install them, which we offer as parts # 185916 and # 185917, respectively. The tow package harness is located under the dash, between the steering column and the top of the e-brake pedal, the harness will have a white tag on it, which...
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  • The Proper Set Up of Curt TruTrack Weight Distribution System on 2007 GMC Sierra 1500
  • The goal of a weight distribution system such as the Curt TruTrack # C17499 is to ensure a level setup with the tow vehicle and trailer; you do not need to get back to the unloaded factory stance of your 2007 GMC Sierra 1500. Before using any weight distribution system it is important that you get the correct one. To determine the right system, you will first need to know your total tongue weight (TTW), which is the tongue weight of your fully loaded and ready to go trailer plus the weight...
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