Product Details
- Brand: Curt
- Model: 13077 59236-CH164
- Includes: Class 3 Trailer Tow Hitch, Multi-Function Taillight Converter Kit
Compatibility Chart
Description
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For 2007-2018 BMW X5 Trailer Hitch + Wiring 4 Pin Fits All Models Curt 13077 59236 2 inch Tow Receiver Install Notes
Installation Instructions for BMW X5 and X6 (2007-Present)
Part Numbers:
- 13077
Tools Required:
- Ratchet
- Torque Wrench
- 8mm Socket
- 18mm Socket
- Pry Tool
- Plastic Rivet Gun
- Aviation Shears
- 8" Socket Extension
Step-by-Step Instructions:
-
Remove Rear Lower Bumper Fascia:
- Remove (2) plastic rivets from the wheel well opening on each side. Discard rivets after removal.
- Gently pull back the wheel well cover and remove (1) exposed fastener using an 8mm socket on each side.
-
Unclip Rear Reflectors:
- Gently unclip (1) reflector on each side of the rear fascia.
- Remove (1) fastener under each reflector using an 8mm socket.
-
Remove Bottom Fascia Fasteners:
- Remove (6) screws located on the bottom of the rear fascia.
- If equipped, unplug the electrical harness for any sensors or lights.
-
Remove Tail Lights (2011-Present Models):
- Access the tail light nuts by removing the access panel in the trunk.
- Remove (2) nuts on each side using an 8mm socket and unplug the electrical harness.
- Set the tail lights aside for reinstallation later.
-
Remove Rear Bumper Beam:
- Lower the tailgate to a 45-degree angle for easier access.
- Remove the rear bumper beam by unfastening the (4) nuts on each side using an 18mm socket.
- Return the bumper beam to the vehicle owner.
-
Install the Hitch:
- Raise the hitch into position, aligning it with the existing weld studs on the vehicle.
- Secure the hitch using the provided M12 hex nuts and conical toothed washers.
-
Torque Hardware:
- Torque all M12 hardware to 82 ft-lbs.
-
Trim Bumper Fascia (If Required):
- Trim the rear bumper fascia to accommodate the hitch using aviation shears.
- Refer to the Fascia Trim Diagram for approximate dimensions:
- Trim Area: 4.00" wide x 2.25" tall.
- Confirm fitment prior to trimming.
-
Reinstall Bumper Fascia:
- Reinstall the rear bumper fascia onto the vehicle.
- Secure it using the provided plastic rivets and previously removed hardware.
-
Reinstall Tail Lights and Electrical Components:
- Reinstall the tail lights, wheel well covers, and any disconnected electrical harnesses.
Hardware List:
- (2) M12 x 1.5 Hex Nuts
- (2) 1/2" Conical Toothed Washers
- (2) 1/4" Black Plastic Rivets
Safety Notes:
- Periodically check this receiver hitch to ensure all fasteners are tight and structural components are sound.
- Warning: Do not exceed the vehicle manufacturer’s recommended towing capacity.
Specifications:
- Gross Load Capacity (Weight Carrying Hitch):
- 6,000 lbs. Trailer Weight
- 600 lbs. Tongue Weight
- Gross Load Capacity (Weight Distribution Hitch):
- 6,000 lbs. Trailer Weight
- 600 lbs. Tongue Weight
- Hitch Weight: 43 lbs.
- Professional Install Time: 90 minutes
- Novice (DIY) Install Time: 180 minutes
Manufacturer Notes:
- No drilling is required for installation.
- Fascia trimming is required for proper hitch fitment.
- OEM tow hooks will no longer be functional after hitch installation.
- For installation questions, call Technical Support at 1-877-287-8634.
End of Instructions
Installation Instructions for Vehicle (2007-Present)
Part Numbers:
- 13077
Tools Required:
- Ratchet
- Torque Wrench
- 8mm Socket
- 18mm Socket
- Pry Tool
- Plastic Rivet Gun
- Aviation Shears
- 8" Socket Extension
Step-by-Step Instructions:
-
Remove Rear Lower Bumper Fascia:
- Remove (2) plastic rivets from the wheel well opening on each side. Discard rivets after removal.
- Gently pull back the wheel well cover and remove (1) exposed fastener using an 8mm socket on each side.
-
Unclip Rear Reflectors:
- Gently unclip (1) reflector on each side of the rear fascia.
- Remove (1) fastener under each reflector using an 8mm socket.
-
Remove Bottom Fascia Fasteners:
- Remove (6) screws located on the bottom of the rear fascia.
- If equipped, unplug the electrical harness for any sensors or lights.
-
Remove Tail Lights (2011-Present Models):
- Access the tail light nuts by removing the access panel in the trunk.
- Remove (2) nuts on each side using an 8mm socket and unplug the electrical harness.
- Set the tail lights aside for reinstallation later.
-
Remove Rear Bumper Beam:
- Lower the tailgate to a 45-degree angle for easier access.
- Remove the rear bumper beam by unfastening the (4) nuts on each side using an 18mm socket.
- Return the bumper beam to the vehicle owner.
-
Install the Hitch:
- Raise the hitch into position, aligning it with the existing weld studs on the vehicle.
- Secure the hitch using the provided M12 hex nuts and conical toothed washers.
-
Torque Hardware:
- Torque all M12 hardware to 82 ft-lbs.
-
Trim Bumper Fascia (If Required):
- Trim the rear bumper fascia to accommodate the hitch using aviation shears.
- Refer to the Fascia Trim Diagram for approximate dimensions:
- Trim Area: 4.00" wide x 2.25" tall.
- Confirm fitment prior to trimming.
-
Reinstall Bumper Fascia:
- Reinstall the rear bumper fascia onto the vehicle.
- Secure it using the provided plastic rivets and previously removed hardware.
-
Reinstall Tail Lights and Electrical Components:
- Reinstall the tail lights, wheel well covers, and any disconnected electrical harnesses.
Hardware List:
- (2) M12 x 1.5 Hex Nuts
- (2) 1/2" Conical Toothed Washers
- (2) 1/4" Black Plastic Rivets
Safety Notes:
- Periodically check this receiver hitch to ensure all fasteners are tight and structural components are sound.
- Warning: Do not exceed the vehicle manufacturer’s recommended towing capacity.
Specifications:
- Gross Load Capacity (Weight Carrying Hitch):
- 6,000 lbs. Trailer Weight
- 600 lbs. Tongue Weight
- Gross Load Capacity (Weight Distribution Hitch):
- 6,000 lbs. Trailer Weight
- 600 lbs. Tongue Weight
- Hitch Weight: 43 lbs.
- Professional Install Time: 90 minutes
- Novice (DIY) Install Time: 180 minutes
Manufacturer Notes:
- No drilling is required for installation.
- Fascia trimming is required for proper hitch fitment.
- OEM tow hooks will no longer be functional after hitch installation.
- 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.
- Warranty Information: For complete warranty instructions, 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.
End of Instructions
Installation Instructions for Wiring Harness with Powered Converter
Part Numbers:
- 59236
Wiring Access Location:
Refer to the wiring location guides based on vehicle type provided in the manual:
SUVs and Vans:
- S1: Behind driver-side taillight housing
- S2: Behind passenger-side taillight housing
- S3: Behind driver-side rear access panel
- S4: Behind passenger-side rear access panel
- S5: Behind driver-side rear bumper
- S6: Behind the center of the rear bumper
- S7: Behind passenger-side rear bumper
- S8: Under rear floor panel
Passenger Cars:
- P1: Behind driver-side taillight housing, outside of the trunk
- P2: Behind passenger-side taillight housing, outside of the trunk
- P3: Behind driver-side taillight housing, inside the trunk
- P4: Behind passenger-side taillight housing, inside the trunk
- P5: Behind driver-side rear bumper
- P6: Behind the center of the rear bumper
- P7: Behind passenger-side rear bumper
Trucks:
- T1: Behind driver-side taillight housing
- T2: Behind passenger-side taillight housing
- T3: Behind driver-side rear bumper
- T4: Behind the center of the rear bumper fascia
- T5: Behind passenger-side rear bumper
Determining Vehicle Wiring Types:
To identify the vehicle wiring type, follow these steps:
- Ensure all lights on the vehicle are off.
- Probe the taillight connectors while they remain connected to the vehicle.
- Use the following wiring descriptions to determine the vehicle type:
Wiring Types:
-
Two-Wire System:
- Combined stop and turn signal with an independent tail signal.
- Indicator: Flashing signal on one side for turn signals; both sides activate for brakes.
-
Three-Wire System:
- Independent stop, turn, and tail signals.
- Indicator: Separate wires for turn signals and brake lights.
-
PWM-ST System:
- Combined stop and tail signal with an independent turn signal.
- Indicator: Stop and tail signals use the same wire; separate turn signal wires.
-
PWM-STT System:
- Combined stop, turn, and tail signal.
- Indicator: A single wire serves stop, turn, and tail functions.
Tools Required:
- Test light
- Utility knife
- Electrical tape
- Wire crimper
- Paper
- Wire stripper
- Pen
Step-by-Step Instructions:
-
Locate the Vehicle Battery
- Disconnect the negative battery terminal securely.
-
Identify Vehicle Taillight Wiring
- Use the wiring location guide and instructions for determining the wiring type.
-
Attach the Input Wires
- Match wires using snap locks:
- Green Wire: Splice to the right stop/turn wire.
- Red Wire: Ground with the white wire.
- Yellow Wire: Splice to the left stop/turn wire.
- Brown Wire: Splice to the tail wire.
- Match wires using snap locks:
-
Mount the Converter
- Secure the black converter box near the taillight using the provided double-sided tape.
-
Ground the White Wire
- Use the ring terminal and provided screw to ground the wire at a clean, rust-free location.
-
Route the Power Wire
- Route the black wire to the positive battery terminal, avoiding pinch points or hot components.
-
Install the Fuse
- Add the 15-amp fuse after completing all other steps.
-
Test the System
- Verify turn signals, brake lights, and tail lights using a test light or trailer.
-
Reinstall Components
- Reinstall all removed parts and reconnect the negative battery terminal.
Hardware List:
- Snap locks
- 15-amp fuse and holder
- Ring terminal
- Cable ties
- Double-sided tape
Safety Notes:
- Do not exceed product or tow vehicle lamp load ratings.
- Inspect all wiring periodically for damage or loose connections.
- Avoid drilling without confirming there are no hidden items behind the surface.
Specifications:
- Signal Circuits: 5.0-amps per side
- Tail/Running Circuits: 7.5-amps total
- Compliance: SAE J684
Installation Instructions for Wiring Harness with Powered Converter
Part Numbers:
- 59236
Wiring Access Location:
Refer to the wiring location guides based on vehicle type provided in the manual:
SUVs and Vans:
- S1: Behind driver-side taillight housing
- S2: Behind passenger-side taillight housing
- S3: Behind driver-side rear access panel
- S4: Behind passenger-side rear access panel
- S5: Behind driver-side rear bumper
- S6: Behind the center of the rear bumper
- S7: Behind passenger-side rear bumper
- S8: Under rear floor panel
Passenger Cars:
- P1: Behind driver-side taillight housing, outside of the trunk
- P2: Behind passenger-side taillight housing, outside of the trunk
- P3: Behind driver-side taillight housing, inside the trunk
- P4: Behind passenger-side taillight housing, inside the trunk
- P5: Behind driver-side rear bumper
- P6: Behind the center of the rear bumper
- P7: Behind passenger-side rear bumper
Trucks:
- T1: Behind driver-side taillight housing
- T2: Behind passenger-side taillight housing
- T3: Behind driver-side rear bumper
- T4: Behind the center of the rear bumper fascia
- T5: Behind passenger-side rear bumper
Determining Vehicle Wiring Types:
To identify the vehicle wiring type, follow these steps:
- Ensure all lights on the vehicle are off.
- Probe the taillight connectors while they remain connected to the vehicle.
- Use the following wiring descriptions to determine the vehicle type:
Wiring Types:
-
Two-Wire System:
- Combined stop and turn signal with an independent tail signal.
- Indicator: Flashing signal on one side for turn signals; both sides activate for brakes.
-
Three-Wire System:
- Independent stop, turn, and tail signals.
- Indicator: Separate wires for turn signals and brake lights.
-
PWM-ST System:
- Combined stop and tail signal with an independent turn signal.
- Indicator: Stop and tail signals use the same wire; separate turn signal wires.
-
PWM-STT System:
- Combined stop, turn, and tail signal.
- Indicator: A single wire serves stop, turn, and tail functions.
Tools Required:
- Test light
- Utility knife
- Electrical tape
- Wire crimper
- Paper
- Wire stripper
- Pen
Step-by-Step Instructions:
-
Locate the Vehicle Battery
- Disconnect the negative battery terminal securely.
-
Identify Vehicle Taillight Wiring
- Use the wiring location guide and instructions for determining the wiring type.
-
Attach the Input Wires
- Match wires using snap locks:
- Green Wire: Splice to the right stop/turn wire.
- Red Wire: Ground with the white wire.
- Yellow Wire: Splice to the left stop/turn wire.
- Brown Wire: Splice to the tail wire.
- Match wires using snap locks:
-
Mount the Converter
- Secure the black converter box near the taillight using the provided double-sided tape.
-
Ground the White Wire
- Use the ring terminal and provided screw to ground the wire at a clean, rust-free location.
-
Route the Power Wire
- Route the black wire to the positive battery terminal, avoiding pinch points or hot components.
-
Install the Fuse
- Add the 15-amp fuse after completing all other steps.
-
Test the System
- Verify turn signals, brake lights, and tail lights using a test light or trailer.
-
Reinstall Components
- Reinstall all removed parts and reconnect the negative battery terminal.
Hardware List:
- Snap locks
- 15-amp fuse and holder
- Ring terminal
- Cable ties
- Double-sided tape
Safety Notes:
- Do not exceed product or tow vehicle lamp load ratings.
- Inspect all wiring periodically for damage or loose connections.
- Avoid drilling without confirming there are no hidden items behind the surface.
Specifications:
- Signal Circuits: 5.0-amps per side
- Tail/Running Circuits: 7.5-amps total
- Compliance: SAE J684
Additional Information:
- 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.
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.
Warranty:
- Warranty Duration: [Insert warranty period]
- Coverage Details: [Insert coverage details]
- For complete warranty information, please download the full installation PDF.
Note: Ensure all connections are secure and test the wiring with a properly wired trailer or test light to confirm functionality.