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NHTSA ID Number: 10070146
Manufacturer Communication Number: PI1105A
Summary
This Preliminary Information communication provides information to the technician about customer that want an aftermarket trailer brake controller or where the harness is located. To connect a trailer brake controller, a harness is needed that will plug into the X6 position of the Left Instrument Panel Junction Block (X61A), located under driver?s side dash near the parking brake pedal assembly.
6 Affected Products
Vehicles
| CHEVROLET | SILVERADO 1500 | 2014 |
| CHEVROLET | SUBURBAN | 2015 |
| CHEVROLET | TAHOE | 2015 |
| GMC | SIERRA 1500 | 2014 |
| GMC | YUKON | 2015 |
| GMC | YUKON XL | 2015 |
Parts
| Trailer Brake Controller Harness | 1 | 23184088  |
SEOCONTENT-START
Bulletin No.: PI1105A
Date: March, 2014
Service Bulletin
PRELIMINARY INFORMATION
| Subject: | Trailer Brake Controller Harness for Adding an Aftermarket Trailer Brake Controller |
| Models: | 2014 Chevrolet Silverado 1500 |
| 2015 Chevrolet Suburban, Tahoe | |
| 2014 GMC Sierra 1500 | |
| 2015 GMC Yukon, Yukon XL | |
| Equipped with RPO Z82 but without RPO JL1 |
The information in this PI replaces PIT5228 and PI1105. Please discard PIT5228 and PI1105.
Chevrolet and GMC models listed below equipped with trailering package RPO Z82 (but without RPO JL1) were shipped to dealers without an electric trailer brake controller harness used for the installation of an aftermarket trailer brake controller.
Vehicle Breakpoint Information
| Model Year | Model | Plant | Plant Code | Date |
| 2014 | Chevrolet Silverado 1500
GMC Sierra 1500 |
Fort Wayne | Z | Built Prior to October 10, 2013 |
| 2014 | Chevrolet Silverado 1500
GMC Sierra 1500 |
Silao | G | Built Prior to November 8, 2013 |
| 2015 | Chevrolet Suburban, Tahoe
GMC Yukon, Yukon XL |
Arlington | R | Built Prior to February 14, 2014 |
Availability of Trailer Brake Controller Harness
- Trailer Brake Controller harnesses are being shipped to dealers from the Warranty Parts Center (WPC) for vehicles in dealer inventory. This shipment began March 1, 2014 via UPS 3-Day Shipping. Please add this harness to the vehicle when parts are received. Additional information and a complete listing of affected VINs can be found in dealer message G_0000186218, dated March 7, 2014. Dealers in Canada should refer to message number G_0000186592.
- If a vehicle assigned to your dealership has been sold or dealer traded, please make arrangements to provide the customer or the selling dealer with the harness when received.
- For customers of previously purchased vehicles, GM will mail the harness directly to customers of record.
Information on Installation of an Aftermarket (Non-GM) Trailer Brake Controller
As stated above: the shipped harness is for use in connecting an aftermarket trailer brake controller. An instruction sheet for installation is included in the package with the harness. Additionally, a label is applied to the harness that calls out the wire colors and each wire’s function.
For reference the harness is to be connected from the MID-BEC to an aftermarket trailer brake controller. The MID-BEC is located under the I/P to the left of the steering column. The harness connection point (1) is illustrated above. Complete instructions for customer installation of the harness are included in the harness packaging.
This information does not apply to trucks equipped with an integrated trailer brake control module (JL1).
If the customer wishes to have an aftermarket brake controller installed in their vehicle, it would be considered as a Customer Pay option.
Parts Information
If additional or a replacement harness is needed please order:
| Description | Quantity | Part Number |
| Trailer Brake Controller Harness | 1 | 23184088 |
SEOCONTENT-END
Bulletin No.: PI1105A
Date: March, 2014
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Bulletin No.: PI1105
Date: November, 2013
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Bulletin No.: PI1105
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Bulletin No.: PIT5228
Date: Nov-2013
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Bulletin No.: PIT5228
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Bestseller No. 1
REESE Towpower 8507111 Brakeman IV Time-Delay Brake Controller for Trailers with 1-4 Axles, compatible with Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep. Wiring harness sold separately.
- VERSATILE: The Brakeman IV digital brake controller is compatible with a wide range of vehicles including Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep, and more with 2, 4, 6, and 8 brakes (1-4 axles). Vehicle-specific Tekonsha Plug & Play brake controller wiring harness sold separately.
- TIME-DELAYED DIGITAL BRAKE CONTROLLER: Applies braking power that ramps up, or increases over a period of time, at a fixed rate. This makes the REESE Brakeman IV brake controller ideal for basic towing needs.
- EASILY INSTALL: The Brakeman IV trailer brake controller has a Plug & Play connection for easy installation. As a time-based controller with a compact design, the unit can be installed above or below the dash, in any direction, as it is within reach of the driver.
- EASY-TO-READ INDICATOR: This controller has an LED light display those changes from green to red to indicate trailer connectivity and power output.
- MANUAL BRAKING AVAILABLE: If you ever need to manually apply the brakes, simply move the manual control lever to the left. The Brakeman IV will apply power to your trailer’s brakes up to the amount of power previously set.
SaleBestseller No. 2
Tekonsha 90160 Primus IQ, Proportional Brake Controller for Trailers with 1-3 Axles, compatible with Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep. Wiring harness sold separately.
- PROPORTIONAL ELECTRIC BRAKE CONTROLLER: Provides automatic braking based on the intensity and rate at which you apply your tow vehicle’s brakes, giving you smooth braking thanks to an internal inertia sensor. This makes the Primus IQ brake controller ideal for general and heavy-duty emergency braking.
- EASILY INSTALL AND STOW, THANKS TO PLUG & PLAY: The Primus IQ trailer brake controller has a snap-in dash mounting clip, Plug & Play port for two plug adapters, and removeable electrical connector so the unit can be easily unplugged, unclipped, and stored.
- EASY-TO-READ LED DISPLAY: Digital LED display shows settings, real-time diagnostics, and alerts.
- BOOST FEATURE PROVIDES EXTRA BRAKING POWER: Boost provides up to three levels of additional stopping power at the touch of a button, giving you confidence in stopping safely when you’re hauling heavier loads and/or need more power to stop.
- VERSATILE: The Primus IQ electric brake controller is compatible with a wide range of vehicles including Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep, and more with 2, 4, or 6
Bestseller No. 3
TEKONSHA 8508220 Brake-EVN Proportional Brake Controller for Trailers with 1-4 Axles, Compatible with Ford, GM, Chevy, Dodge, RAM, Toyota. Wiring Harness is NOT Included.
- COMPATIBILITY: The BRAKE-EVN electric brake controller is compatible with a wide range of vehicles including Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep, and more with 2, 4, 6, and 8 brakes (1-4 axles). VEHICLE-SPECIFIC TEKONSHA PLUG & PLAY BRAKE CONTROLLER WIRING HARNESS SOLD SEPARATELY.
- PROPORTIONAL ELECTRIC BRAKE CONTROLLER: Provides automatic braking based on the intensity and rate at which you apply your tow vehicle’s brakes, thanks to an internal inertia sensor. This makes the Tekonsha BRAKE-EVN brake controller ideal in any braking situation.
- EASILY INSTALL THANKS TO PLUG & PLAY: The BRAKE-EVN trailer brake controller has a Plug & Play port for two plug adapters and a removeable electrical connector so the unit can be easily unplugged.
- EASY-TO-READ LED DISPLAY: Digital LED display shows settings, real-time diagnostics, and alerts.
- MANUAL BRAKING AVAILABLE: If you ever need to manually apply the brakes, simply move the manual control lever to the left. The BRAKE-EVN will apply power to your trailer’s brakes up to the amount of power previously set.
Bestseller No. 4
CURT 51180 Echo Mobile Electric Trailer Brake Controller with Bluetooth-Enabled Smartphone Connection, Proportional, Black PLastic, 9 x 9 x 3 inches, BLACK PLASTIC
- PORTABLE — The Echo trailer brake controller has a non-invasive install and is easily transferrable from one vehicle to another. It plugs into any 7-way connector, wirelessly links to your smartphone using Bluetooth
- SMARTPHONE-READY — The Echo brake controller wirelessly syncs with your Apple or Android phone, turning it into a brake controller interface with the Smart Control app (Warning: Avoid distracted driving. Only make adjustments when vehicle is stationary)
- ZERO-TOOL INSTALL — Installing this trailer brake controller is as easy as plugging in a 7-way trailer wiring connector. It requires no tools, no extra wires and no hardware. A locking tab and strap keep it firmly connected. NOTE: Strap stored inside cap
- HIGHLY RESPONSIVE — Echo uses a triple-axis accelerometer to provide smooth, safe braking. It maintains responsive braking, even when your phone screen is locked, receives incoming calls or if the Bluetooth connection is lost
- VERSATILE — This electronic trailer brake controller easily transfers between vehicles and trailers and works on virtually any trailer with 1 to 2 axles (2 to 4 brakes). It is also fully compatible with cruise control, anti-lock brakes, low-voltage systems
Bestseller No. 5
TEKONSHA PRODIGY P3 Electronic Trailer Brake Control
- New
- Same Day Shipping on Request
- Best Value and Performance in its Class
- 15-Years as premier solution provider
- Complimentary White Glove Service - Just-Ask-We-Take-Care-of-It
Bestseller No. 6
briidea Trailer Brake Controller, Time-Delay Brake Controller for 1-4 Axle Trailers, Safety Protection with Overload/Short-Circuit Alerts for Light-Duty & Occasional Towing
- PROFESSIONAL TRAILER BRAKE CONTROLLER: Ensure safe towing with the Briidea professional trailer brake controller. Designed for reliability, it gives you peace of mind by ensuring smooth braking, significantly reducing the risk of accidents and vehicle damage
- TIME-DELAY TRAILER BRAKE CONTROLLER: The time delay brake controller can activate the trailer brake by applying varying power within a set period of time. Once engaged, the LED display conveniently shows the gain setting, ensuring your safety while driving
- SAFETY PROTECTION: Our trailer brake controllers has advanced overcurrent protection, short circuit protection and fault detection for your road safety. With LED display, real-time display of your current Settings, output voltage and fault diagnosis, so that you can solve problems in a timely manner
- EASY TO INSTALL: Includes a versatile mounting bracket and accessories for installation in any position or angle. For optimal placement, we recommend mounting it under the dashboard to ensure it doesn't obstruct your view while driving. This allows you to conveniently operate and monitor trailer brake activity from the cab
- COMPATIBILITY: The trailer brake controller kit is compatible with any vehicle now your driving, designed to operate 1 to 4 braked axles (2- 8 brakes), ideal for light duty towing and Occasional towing, etc
SaleBestseller No. 7
Hopkins 47235 Impulse Plug-in Simple Brake Control
- Time-based braking
- Mounts at any angle
- Percentage of braking power shown
- Plug-In Simple! with vehicle specific wiring kit
- Intuitive vertical manual slide
Bestseller No. 8
Tekonsha 8507120 Brakeman IV Time-Delay Brake Controller for Trailer with 1-4 Axles and 301600 Trailer Brake Controller Custom Harness for Select Model Chevy, GMC
- TIME-DELAYED DIGITAL BRAKE CONTROLLER: Applies braking power that ramps up, or increases over a period of time, at a fixed rate. This makes the Tekonsha Brakeman IV brake controller ideal for basic, light-duty towing needs
- VERSATILE OF BRAKE CONTROLLER: The Brakeman IV digital brake controller is compatible with a wide range of vehicles including Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep, and more with 2, 4, 6, and 8 brakes (1-4 axles). Vehicle-specific Tekonsha Plug & Play brake controller wiring harness sold separately
- EASILY INSTALL: The Brakeman IV trailer brake controller has a Plug & Play port for easy installation. As a time-based controller with a compact design, the unit can be installed above or below the dash, in any direction, as it is within reach of the driver
- VEHICLE APPLICATIONS FOR BRAKE CONTROLLER HARNESS: 2015-2022 Cadillac Escalade, 2014-2018 Chevrolet Silverado 1500, 2015-2019 Chevrolet Silverado 2500 HD, 2015-2019 Chevrolet Silverado 3500 HD, 2015-2023 Chevrolet Suburban, 2015-2023 Chevrolet Tahoe, 2014-2019 GMC Sierra 1500, 2015-2019 GMC Sierra 2500 HD, 2015-2019 GMC Sierra 3500 HD, 2015-2023 GMC Yukon.
- CUSTOM DESIGN OF HARNESS: Tekonsha trailer brake controller harnesses are designed to make connecting your brake controller to your vehicle quick and easy. These harnesses fit into any Tekonsha brake controller with a Plug & Play port. The other end fits into the factory plug in your vehicle.
SaleBestseller No. 9
CURT 51170 Spectrum Original Equipment Style, Integrated Electric Trailer Brake Controller, Proportional
- FACTORY LOOK. The Spectrum trailer brake controller is designed to mount onto the dash of your vehicle and integrate with the other controls like a factory brake controller; It allows you to control and monitor all brake settings using a simple knob. Compatible with low-volt, PWM, ABS, cruise control and electric over hydraulic
- HIDDEN MAIN MODULE; To maintain powerful trailer brake operation without obstructing your vehicle dash, the computer module of this brake controller is separate from the control knob and can be mounted out of sight
- INTELLIGENT BRAKING; This trailer brake controller operates with an integrated circuit called a triple-axis accelerometer; This circuit detects motion on three planes and provides braking power accordingly, up or down a hill
- EASY ADJUSTMENT; The Spectrum electric brake controller is highly adjustable to accommodate different vehicles, trailers and loads; The push-button knob offers easily accessible manual override whenever needed
SaleBestseller No. 10
Tekonsha 90160 Primus IQ Proportional Brake Controller for Trailer with 2, 4, 6 Brakes (1-3 Axles) and 303500 Trailer Brake Controller Custom Harness for Select Model Ford, Lincoln, Land Rover
- VERSATILE OF BRAKE CONTROLLER: The Primus IQ electric brake controller is compatible with a wide range of vehicles including Ford, GM, Chevy, Dodge, RAM, Toyota, Jeep, and more with 2, 4, or 6 brakes (1-3 axles). Vehicle-specific Tekonsha Plug & Play brake controller wiring harness sold separately.
- EASILY INSTALL AND STOW, THANKS TO PLUG & PLAY BRAKE CONTROLLER: The Primus IQ trailer brake controller has a snap-in dash mounting clip, Plug & Play port for two plug adapters, and removeable electrical connector so the unit can be easily unplugged, unclipped, and stored.
- PROPORTIONAL ELECTRIC BRAKE CONTROLLER: Provides automatic braking based on the intensity and rate at which you apply your tow vehicle’s brakes, giving you smooth braking thanks to an internal inertia sensor. This makes the Primus IQ brake controller ideal for general and heavy-duty emergency braking.
- VEHICLE APPLICATIONS FOR HARNESS: 1994-96 Ford Bronco , 1992-08 Ford E-150 Econoline , 2000-05 Ford Excursion , 1997-12 Ford Expedition , 2004 Ford F-150 Heritage , 1994-08 Ford F-150 , 1997 Ford F-250 HD , 1999-04 Ford F-250 Super Duty , 1999-04 Ford F-450 Super Duty Cab & Chassis, 1995-03 Ford Windstar w/Factory Tow Package, 2005-09 Land Rover LR3 , 2005-14 Land Rover Range Rover , 2006-08 Lincoln Mark LT , 1998-12 Lincoln Navigator , 1997-99 Ford F-250 Styleside
- ADDITIONAL APPLICATION: 1992-08 Ford E-350 Econoline RV Cutaway, w/Factory Tow Prep Plug, 2003-08 Ford E-450 Econoline Super Duty RV Cutaway, w/Factory Tow Prep Plug, 2002-23 Ford Explorer w/Factory Tow Package, 2012-19 Land Rover Range Rover Evoque , 2002-10 Mercury Mountaineer w/Factory Tow Package, 2003-05 Lincoln Aviator w/Factory Tow Package, 2007-10 Ford Explorer Sport Trac w/Factory Tow Package, 2000-02 Ford E-450 Econoline Super Duty Stripped RV Cutaway, w/Factory Tow Prep Plug
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