Reese POD Trailer Brake Control for 03‑07 Chevy Silverado 1500 3500 03‑04 Chevy Silverado 2500 Electric Trailer Brakes Module Box Controller 1‑2 Axle
Model: 74377 3015-2Brake Control Unit
Mounting hardware and bracket
Vehicle specific Plug and Play Wiring Adapter
Fits The Following Vehicles
2007 Chevrolet, Silverado 1500, (Classic)
2003 - 2004 Chevrolet, Silverado 2500, All Styles
2003 - 2006 Chevrolet, Silverado 3500, All Styles
2007 Chevrolet, Silverado 3500, (Classic)
POD (Power on Demand) is your best choice for 1 or 2 axle trailers ... especially when your installation options are limited. POD can be mounted in any direction, and features “up-front-easy-access” adjustment controls, even when mounted upside down. POD is the perfect choice with almost vertical dash mounting surfaces.
| Part Number | 74377 |
| Brand | Reese |
| Type | Timed Actuated |
| Axles | 1 to 2 axle trailers |
| Warranty | Limited 1 Year |
| Features: | Solid state electronics Power-on LED for a positive tow vehicle-to-trailer connection “Up- front” manual over-ride control Rugged, easy mount chassis Mounting hardware included Smooth and simple installation Plug & Play feature allows quick and easy connection 5 year limited warranty |
| Installation Instructions |  |
2-Plug Wiring Asapter Specs:
| Part Number | 3015 |
| Brand | Tekonsha |
| Warranty | 1 Year |
| Installation Instructions | |
Partial list of fitment years: 03 04 05 06 07 2003 2004 2005 2006 2007
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Product Details
- Brand: Reese
- Model: 74377 3015-2
- Includes: POD Trailer Time-Delay Brake Controller for Trailers with 1-2 Axles, Trailer Brake Controller Custom Harness
Compatibility Chart
Description
Brake Control Unit
Mounting hardware and bracket
Vehicle specific Plug and Play Wiring Adapter
Fits The Following Vehicles
2007 Chevrolet, Silverado 1500, (Classic)
2003 - 2004 Chevrolet, Silverado 2500, All Styles
2003 - 2006 Chevrolet, Silverado 3500, All Styles
2007 Chevrolet, Silverado 3500, (Classic)
POD (Power on Demand) is your best choice for 1 or 2 axle trailers ... especially when your installation options are limited. POD can be mounted in any direction, and features “up-front-easy-access” adjustment controls, even when mounted upside down. POD is the perfect choice with almost vertical dash mounting surfaces.
| Part Number | 74377 |
| Brand | Reese |
| Type | Timed Actuated |
| Axles | 1 to 2 axle trailers |
| Warranty | Limited 1 Year |
| Features: | Solid state electronics Power-on LED for a positive tow vehicle-to-trailer connection “Up- front” manual over-ride control Rugged, easy mount chassis Mounting hardware included Smooth and simple installation Plug & Play feature allows quick and easy connection 5 year limited warranty |
| Installation Instructions | |
2-Plug Wiring Asapter Specs:
| Part Number | 3015 |
| Brand | Tekonsha |
| Warranty | 1 Year |
| Installation Instructions | |
Partial list of fitment years: 03 04 05 06 07 2003 2004 2005 2006 2007
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Reese POD Trailer Brake Control for 03-07 Chevy Silverado 1500 3500 03-04 Chevy Silverado 2500 Electric Trailer Brakes Module Box Controller 1-2 Axle Install Notes
Installation Instructions for Electric Trailer Brake Control Wiring Adapter
Part Number: 301500
Tools Required:
- None
Step-by-Step Instructions:
Step 1: Locate the Vehicle’s Electric Junction Box
- Find the black Electric Junction Box inside the vehicle:
- Under the dashboard, left of the steering column, just above the carpet.
- Remove the cover of the Electric Junction Box.
- Locate the connection point for the electric trailer brakes in the top row, second slot from the left.
Step 2: Plug the Brake Control Adapter into the Vehicle Connector
- Plug the brake control adapter into the mating connection point inside the Electric Junction Box.
- Use a circuit tester to verify that battery (+) power is supplied to the adapter.
NOTE:
- Not all vehicles are pre-wired with complete power connections to the battery and/or wiring for electric trailer brakes.
- If power is already supplied, skip to Step 4.
Step 3: Add Power Supply (If Required)
For vehicles with no power supply:
-
Use an Electric Brake Control Wiring Kit and route all wires as described in the wiring kit instructions or as follows:
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 cover to access the blue brake control feed wire.
- This step may require temporarily removing the vehicle’s support brace.
B. Vehicle Battery (+) Power Supply Wire (Red):
- Locate the red battery (+) power supply wire in the Electrical Center Box.
- Connect the wiring and ensure an in-line fuse or circuit breaker is installed.
- Reinstall the Electrical Center Box cover, lid, and support brace.
Step 4: Connect the Brake Controller
- Plug the brake control adapter into the vehicle’s brake control harness connector.
- Follow the brake control manufacturer’s instructions for wiring and mounting the unit.
Warnings:
- Complete the installation following the brake control manufacturer’s instructions.
- Mount the brake controller securely as directed.
- Perform all test procedures outlined in the brake controller manual.
- Do NOT overload the circuit:
- Maximum capacity: 4 axles / 8 brakes (24 amps)
- Always follow the vehicle manufacturer’s towing and load limits.
Wiring Overview:
- Blue Wire: Brake control feed wire (output to trailer brakes)
- Red Wire: Battery (+) power supply
- Ground: Connects brake controller to vehicle ground
- Stop Lamp Switch (Input): Vehicle braking signal to the brake controller
Final Notes:
- Periodically inspect the connections for tightness and wear.
- Ensure all wires are properly routed away from sharp edges, heat sources, and pinch points.
- Consult the vehicle owner’s manual for additional information regarding towing and electrical connections.
End of Instructions
Installation Instructions for Electric Trailer Brake Control Wiring Adapter
Part Number: 301500
Tools Required:
- None
Step-by-Step Instructions:
Step 1: Locate the Vehicle’s Electric Junction Box
- Find the black Electric Junction Box inside the vehicle:
- Under the dashboard, left of the steering column, just above the carpet.
- Remove the cover of the Electric Junction Box.
- Locate the connection point for the electric trailer brakes in the top row, second slot from the left.
Step 2: Plug the Brake Control Adapter into the Vehicle Connector
- Plug the brake control adapter into the mating connection point inside the Electric Junction Box.
- Use a circuit tester to verify that battery (+) power is supplied to the adapter.
NOTE:
- Not all vehicles are pre-wired with complete power connections to the battery and/or wiring for electric trailer brakes.
- If power is already supplied, skip to Step 4.
Step 3: Add Power Supply (If Required)
For vehicles with no power supply:
-
Use an Electric Brake Control Wiring Kit and route all wires as described in the wiring kit instructions or as follows:
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 cover to access the blue brake control feed wire.
- This step may require temporarily removing the vehicle’s support brace.
B. Vehicle Battery (+) Power Supply Wire (Red):
- Locate the red battery (+) power supply wire in the Electrical Center Box.
- Connect the wiring and ensure an in-line fuse or circuit breaker is installed.
- Reinstall the Electrical Center Box cover, lid, and support brace.
Step 4: Connect the Brake Controller
- Plug the brake control adapter into the vehicle’s brake control harness connector.
- Follow the brake control manufacturer’s instructions for wiring and mounting the unit.
Warnings:
- Complete the installation following the brake control manufacturer’s instructions.
- Mount the brake controller securely as directed.
- Perform all test procedures outlined in the brake controller manual.
- Do NOT overload the circuit:
- Maximum capacity: 4 axles / 8 brakes (24 amps)
- Always follow the vehicle manufacturer’s towing and load limits.
Wiring Overview:
- Blue Wire: Brake control feed wire (output to trailer brakes)
- Red Wire: Battery (+) power supply
- Ground: Connects brake controller to vehicle ground
- Stop Lamp Switch (Input): Vehicle braking signal to the brake controller
Final Notes:
- Periodically inspect the connections for tightness and wear.
- Ensure all wires are properly routed away from sharp edges, heat sources, and pinch points.
- Consult the vehicle owner’s manual for additional information regarding towing and electrical 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 Instructions for Electronic Brake Control (2 to 4 Brake Systems)
Product Information:
- Part Number: N74377
Components of the Brake Control:
- A: Power Knob
- B: Manual Slide Knob
- C: Bracket Mounting Holes
- D: Bi-Colored Light
Tools Required:
- Drill with 1/8" Drill Bit
- Screwdriver
- Wire Cutter/Stripper
- Wire Crimping Tool
- Circuit Tester
Mounting Instructions:
-
Select the Mounting Location:
- Choose a solid surface within reach of the driver.
- Ensure no wires or components are behind the panel.
-
Install the Mounting Bracket:
- Hold the bracket in place and mark the holes using the bracket’s slots.
- Drill two 1/8" holes at the marked positions.
- Secure the bracket using #6 x 3/8" screws provided.
-
Attach the Brake Control:
- Slide the Brake Control into the bracket.
- Adjust to the desired position and tighten the screws until snug.
Wiring Instructions:
- Black Wire: Connect to the 12V positive terminal of the battery via a 20A circuit breaker.
- White Wire: Connect to a clean, bare metal ground on the vehicle chassis.
- Red Wire: Connect to the cold side of the stoplight switch (only active when the brake pedal is pressed).
- Blue Wire: Connect to the trailer brake wire at the 7-way trailer connector.
Setting the Power to Trailer Brakes:
- Connect the trailer to the vehicle.
- Locate the Manual Slide Knob and Power Knob on the control.
- Set the Power Knob to minimum. Turn it 1/4 turn in the + direction.
- Drive the vehicle and trailer at 25 mph on a dry, level surface.
- Apply the Manual Slide Knob:
- If brakes lock up: Turn the Power Knob down.
- If braking is insufficient: Turn the Power Knob up.
- Repeat until braking is smooth and just below the point of wheel lock-up.
Adjusting Trailer Brake Power:
- Manual Slide Knob: Applies trailer brakes independently without vehicle brakes.
- Bi-Colored Light:
- Green: Trailer connected.
- Red: Brakes applied (either manually or with the pedal).
- Flashing Red or Off: No trailer connection detected.
Important Notes:
- Always warm the trailer brakes before setting the power.
- Drive 1/4 mile at 45 mph while engaging the brakes at a low level.
- Adjust power for different load weights or road conditions.
- Never set power high enough to lock up trailer wheels during normal braking.
- Inspect and test connections regularly to ensure proper operation.
Troubleshooting:
| Issue | Probable Cause | Solution |
|---|---|---|
| No brakes with manual activation | Power set to minimum | Adjust Power Knob upward. |
| No brakes with foot pedal | Red wire misconnected or faulty | Verify Red wire and stoplight switch. |
| Trailer braking is weak | Power set too low | Adjust Power Knob upward. |
| Trailer braking too strong | Power set too high | Adjust Power Knob downward. |
| Flashing RED light or OFF | Poor trailer connection | Inspect wiring and connector. |
| Brakes locked when connected | Reversed Black/White wires or short | Verify wiring; replace damaged unit. |
Technical Support:
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.
Warning:
Ensure the vehicle's Gross Combined Weight Rating (GCWR) does not exceed the manufacturer’s recommendation. Always test and adjust the braking system before driving.
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