Product Details
- Brand: Reese
- Model: 78081 3025-3
- Includes: Voyager Proportional Brake Controller for Trailers with 1-4 Axles, Trailer Brake Controller Custom Harness
Compatibility Chart
Description
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Reese Trailer Brake Control for 01-02 Chevy Silverado 1500 2500 HD Voyager Electric Trailer Brakes Module Box Controller Install Notes
Installation Instructions for Electric Trailer Brake Control Wiring Adapter
Part Number: 302500
Tools Required:
- Circuit Tester
Step-by-Step Instructions:
Step 1: Locate the Vehicle’s Electric Junction Box
- Locate the vehicle’s black Electric Junction Box:
- Inside the vehicle, underneath the dashboard, to the left of the steering column, just above the carpet.
- Remove the junction box cover to expose the connection points.
- Find the electric trailer brake connection point:
- Located in the top row, second slot from the left.
Step 2: Plug in the Brake Control Adapter
- Plug the brake control adapter into the mating connection point in the Electric Junction Box.
- Use a circuit tester to verify that the adapter has battery (+) power supplied.
Step 3: Install Additional Wiring if Power Is Not Supplied
If power is not present at the Electric Junction Box, follow these steps:
A. Vehicle Brake Control Feed Wire (Blue):
- Open the vehicle’s hood and locate the black Electrical Center Box on the driver’s side.
- Remove the lid and cover of the Electrical Center Box.
- Locate the blue brake control feed wire. This may require temporarily removing the vehicle’s support brace.
B. Vehicle Battery (+) Power Supply Wire (Red):
- In the same location, find the red battery (+) power supply wire.
- Attach and route the power wire as specified in the brake control manufacturer’s instructions.
- Install an in-line fuse or circuit breaker to protect the circuit.
Step 4: Connect the Brake Controller
- Plug the brake control adapter into the vehicle’s electric brake control harness connector.
- Follow the brake control manufacturer’s installation instructions for wiring, mounting, and securing the brake controller.
Warnings:
- Circuit Overload:
- Do NOT exceed the lower of:
- Manufacturer’s towing rating, or
- Maximum Capacity: 4 axles / 8 brakes (24 amps).
- Do NOT exceed the lower of:
- Overloading circuits may cause fires or electrical damage.
- Always follow the vehicle owner’s manual and brake control installation instructions.
Wiring Overview:
- Brake Control Feed (Blue): Sends brake signal to trailer brakes.
- Battery Power Supply (Red): Provides fused power to the brake controller.
- Ground: Grounds the controller to the vehicle.
- Stop Lamp Switch (Input): Signals braking input to the brake controller.
Final Notes:
- Verify all connections are secure and wires are properly routed away from sharp edges or heat sources.
- Use a circuit tester or connect a trailer to confirm proper operation.
- Periodically inspect the wiring system for damage or loose connections.
End of Instructions
Installation Instructions for Electric Trailer Brake Control Wiring Adapter
Part Number: 302500
Tools Required:
- Circuit Tester
Step-by-Step Instructions:
Step 1: Locate the Vehicle’s Electric Junction Box
- Locate the vehicle’s black Electric Junction Box:
- Inside the vehicle, underneath the dashboard, to the left of the steering column, just above the carpet.
- Remove the junction box cover to expose the connection points.
- Find the electric trailer brake connection point:
- Located in the top row, second slot from the left.
Step 2: Plug in the Brake Control Adapter
- Plug the brake control adapter into the mating connection point in the Electric Junction Box.
- Use a circuit tester to verify that the adapter has battery (+) power supplied.
Step 3: Install Additional Wiring if Power Is Not Supplied
If power is not present at the Electric Junction Box, follow these steps:
A. Vehicle Brake Control Feed Wire (Blue):
- Open the vehicle’s hood and locate the black Electrical Center Box on the driver’s side.
- Remove the lid and cover of the Electrical Center Box.
- Locate the blue brake control feed wire. This may require temporarily removing the vehicle’s support brace.
B. Vehicle Battery (+) Power Supply Wire (Red):
- In the same location, find the red battery (+) power supply wire.
- Attach and route the power wire as specified in the brake control manufacturer’s instructions.
- Install an in-line fuse or circuit breaker to protect the circuit.
Step 4: Connect the Brake Controller
- Plug the brake control adapter into the vehicle’s electric brake control harness connector.
- Follow the brake control manufacturer’s installation instructions for wiring, mounting, and securing the brake controller.
Warnings:
- Circuit Overload:
- Do NOT exceed the lower of:
- Manufacturer’s towing rating, or
- Maximum Capacity: 4 axles / 8 brakes (24 amps).
- Do NOT exceed the lower of:
- Overloading circuits may cause fires or electrical damage.
- Always follow the vehicle owner’s manual and brake control installation instructions.
Wiring Overview:
- Brake Control Feed (Blue): Sends brake signal to trailer brakes.
- Battery Power Supply (Red): Provides fused power to the brake controller.
- Ground: Grounds the controller to the vehicle.
- Stop Lamp Switch (Input): Signals braking input to the brake controller.
Final Notes:
- Verify all connections are secure and wires are properly routed away from sharp edges or heat sources.
- Use a circuit tester or connect a trailer to confirm proper operation.
- Periodically inspect the wiring system for damage or loose connections.
Attention:
This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information from the manufacturer, please download the full installation PDF.
For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.
Installation and Operation Instructions for Voyager Electronic Brake Control
Specifications:
- Compatible with 2, 4, 6, and 8 brake applications.
- Uses an inertial sensor for proportional braking.
Tools Required:
- Drill with a 1/8” bit.
-
6 x 3/8” screws.
- Screwdriver or wrench.
Safety Notes:
- Avoid mounting or operating RF-generating devices (e.g., cell phones, two-way radios) closer than 12 inches to the brake control.
- Reversing the connection to a breakaway battery will damage the brake control.
- Disconnect the trailer plug before testing a breakaway switch to prevent damage.
- The level adjustment is critical for proper braking response.
- Always adhere to the vehicle's Gross Combined Weight Rating (GCWR).
- This unit is designed for electric trailer brakes only.
Hardware List:
- Voyager brake control unit.
- Mounting bracket.
- Screws for mounting.
Installation Instructions:
Mounting the Brake Control:
- Select a Mounting Location:
- Ensure a flat, solid surface between -20° nose down and 70° nose up.
- Avoid any area with potential interference or unstable mounting.
- Attach the Mounting Bracket:
- Use the provided #6 x 3/8” screws to securely mount the bracket.
- Avoid over-tightening or using longer screws to prevent damage.
- Install the Brake Control:
- Attach the control to the bracket and adjust its position.
- Tighten the screws snugly to secure the unit.
Leveling the Sensor:
- Connect the trailer to the tow vehicle. The bi-colored light should glow green.
- Turn the Power Knob to maximum (clockwise).
- Press and hold the brake pedal.
- Adjust the Level Knob:
- Turn it counter-clockwise until the light changes from green to red.
- Slowly turn it clockwise until an orange light is visible.
- Light Settings:
- Dim orange: Normal setting.
- Bright orange: Aggressive braking.
- Dim red: More aggressive braking.
Adjusting Power to Trailer Brakes:
- Connect the trailer to the tow vehicle.
- Turn the Power Knob to the 12 o’clock position.
- Drive at 25 mph on a dry, level surface.
- Apply the Manual Slide Knob:
- If trailer brakes lock up, decrease power (turn counter-clockwise).
- If braking is insufficient, increase power (turn clockwise).
- Repeat until the braking is smooth and sufficient without wheel lock-up.
Fine-Tuning:
- Make several slow stops to assess braking response.
- If brakes grab too much, reduce aggressiveness by turning the Level Knob clockwise.
- If braking is delayed, increase aggressiveness by turning the Level Knob counter-clockwise.
Maintenance:
- Regularly inspect connections and ensure wires are secure.
- Adjust brakes after the first 200 miles of use and every 3,000 miles thereafter.
- Keep the unit clean and free from debris.
Troubleshooting Guide:
Issue | Probable Cause | Solution |
---|---|---|
No green light when connected. | Corrosion or loose ground/power wires. | Inspect and clean connections. |
No red light with manual knob. | Low power or short on brake wire. | Increase power or inspect wiring. |
Brakes lock up. | Power set too high. | Reduce the power setting. |
Delayed braking. | Improper sensor leveling. | Re-level the sensor. |
Warranty Information:
- Limited Warranty:
- Covers defects in materials and workmanship.
- Excludes damage caused by improper installation, misuse, or external factors.
- Attention: This is a summary of the installation procedure. For complete installation instructions, including detailed diagrams and additional information, please download the full installation PDF.
For technical support and assistance, our team of experts is available to help. You can reach our tech support by visiting www.trailerjacks.com or calling 877-869-6690.