Installation Instructions for Chevrolet/GMC Full-Size Pickups (All Models)

Part Numbers:

• 75099
• 87184
• 44105

Wiring Access Location:

• PU3

Tools Required:

• Wrenches: 7/8", 13mm, 18mm, 19mm
• Drill Bits: None

Step-by-Step Instructions:

1. Lower Spare Tire:

   • If present, lower the spare tire to provide access to the hitch attachment points.

2. Remove Existing Components:

   • Remove and discard the M12 hex bolts from the ends of each frame rail, if present.
   • Remove and relocate the ground wire and ground wire bolt on the driver's side frame rail, if applicable.

3. Position Receiver:

   • Lift the receiver into position, aligning the slots in the receiver with the weld nuts in the vehicle frame.

4. Install Fasteners:

   • Attach the M12 hex bolts and conical washers to the weld nuts in the vehicle frame.

5. Install Additional Fasteners:

   • Secure the hitch using the provided fasteners, including carriage bolts, lock washers, and nuts, as shown in the diagram.
   • Use the 1/4" x 1-1/2" x 2" block at the forward-most attachment on the driver's side for 6' bed models.

6. Reinstall Ground Wire:

   • Reinstall the ground wire and ground wire bolt into the side bracket.

7. Raise Spare Tire:

   • Reinstall the spare tire, ensuring proper clearance between the hitch and spare tire.

8. Tighten Fasteners:

   • Tighten all fasteners to the specified torque values:
     • M12 CL10.9: 75 lb-ft (102 N·m)
     • 1/2"-13 GR5: 75 lb-ft (102 N·m)

Torque Specifications:

• M12 CL10.9: 75 lb-ft (102 N·m)
• 1/2"-13 GR5: 75 lb-ft (102 N·m)

Hardware List:

• (2) M12 x 1.75 x 45mm CL10.9 Hex Bolts
• (2) Conical Toothed Washers
• (4) 1/2"-13 x 1-3/4" GR5 Carriage Bolts
• (4) Lock Washers
• (4) Hex Nuts
• (4) 1/4" x 1-1/2" x 2" Blocks

Safety Notes:

• Check hitch frequently to ensure all fasteners and the ball are properly tightened.
• Replace any damaged hitch or ball immediately.
• If the hitch is removed, plug any holes in the vehicle's frame or body panels to prevent water or exhaust fumes from entering.
• Always observe safety precautions when working beneath the vehicle, including wearing eye protection.
• Do not cut access or attachment holes with a torch.

Specifications:

• Weight Carrying (Ball Mount):
  • Max Gross Trailer Weight: 5,000 lb (2,270 kg)
  • Max Tongue Weight: 500 lb (227 kg)
• Weight Distributing:
  • Max Gross Trailer Weight: 8,000 lb (3,629 kg)
  • Max Tongue Weight: 800 lb (363 kg)

Additional Notes:

• This product complies with SAE J684 and V.E.S.C. Regulation V-5 safety standards.
• Ensure all fasteners are properly torqued before towing.

Installation Instructions for Chevrolet/GMC Full-Size Pickups (All Models)

Part Numbers:

• 75099
• 87184
• 44105

Wiring Access Location:

• PU3

Tools Required:

• Wrenches: 7/8", 13mm, 18mm, 19mm
• Drill Bits: None

Step-by-Step Instructions:

1. Lower Spare Tire

   • If present, lower the spare tire to provide access to the hitch attachment points.

2. Remove Existing Components

   • Remove and discard the M12 hex bolts from the ends of each frame rail, if present.
   • Remove and relocate the ground wire and ground wire bolt on the driver-side frame rail, if applicable.

3. Position Receiver

   • Lift the receiver into position, aligning the slots in the receiver with the weld nuts in the vehicle frame.

4. Install Fasteners

   • Attach the M12 hex bolts and conical washers to the weld nuts in the vehicle frame.

5. Install Additional Fasteners

   • Secure the hitch using the provided fasteners, including carriage bolts, lock washers, and nuts.
   • Use the 1/4" x 1-1/2" x 2" block at the forward-most attachment on the driver-side for 6' bed models.

6. Reinstall Ground Wire

   • Reinstall the ground wire and ground wire bolt into the side bracket.

7. Raise Spare Tire

   • Reinstall the spare tire, ensuring proper clearance between the hitch and spare tire.

8. Tighten Fasteners

   • Tighten all fasteners to the specified torque values:
     • M12 CL10.9: 75 lb-ft (102 N·m)
     • 1/2"-13 GR5: 75 lb-ft (102 N·m)

Torque Specifications:

• M12 CL10.9: 75 lb-ft (102 N·m)
• 1/2"-13 GR5: 75 lb-ft (102 N·m)

Hardware List:

• (2) M12 x 1.75 x 45mm CL10.9 Hex Bolts
• (2) Conical Toothed Washers
• (4) 1/2"-13 x 1-3/4" GR5 Carriage Bolts
• (4) Lock Washers
• (4) Hex Nuts
• (4) 1/4" x 1-1/2" x 2" Blocks

Safety Notes:

• Regularly check the hitch to ensure all fasteners and the ball are properly tightened.
• Replace any damaged hitch or ball immediately.
• If the hitch is removed, plug any holes in the vehicle's frame or body panels to prevent water or exhaust fumes from entering.
• Always observe safety precautions when working beneath the vehicle, including wearing eye protection.
• Do not cut access or attachment holes with a torch.

Specifications:

• Weight Carrying (Ball Mount):
  • Max Gross Trailer Weight: 5,000 lb (2,270 kg)
  • Max Tongue Weight: 500 lb (227 kg)
• Weight Distributing:
  • Max Gross Trailer Weight: 8,000 lb (3,629 kg)
  • Max Tongue Weight: 800 lb (363 kg)

General Notes:

Attention: This is a summary of the installation procedure. For complete installation instructions, including diagrams and detailed information, please download the full installation PDF.

Warranty Information:

For warranty coverage details, including duration and terms, 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 T-Connector Adapter

Part Numbers:

• 118315

Wiring Access Location:

• Left rear frame rail of the vehicle.

Tools Required:

• Electrical tape or tie straps (not supplied).
• Drill with a 3/32" drill bit.

Step-by-Step Instructions:

1. Locate the vehicle’s taillight wiring harness along the inside of the left rear frame rail.

   • This harness will have a connection point with connectors matching the ends of the T-connector adapter.

2. Separate the harness connectors.

   • Note: Be careful not to break the locking tabs.
   • Ensure that the mating surfaces of the connectors are free of dirt and clean them if necessary.

3. Insert the T-connector adapter between the harness connectors and lock into place.

   • Verify that the connectors are fully inserted with locking tabs secure.

4. Locate a suitable grounding point near the connector, such as the vehicle's frame or crossmember.

   • Note: Do not drill into the vehicle floor or bed.
   • Clean dirt and rustproofing from the area.
   • Drill a 3/32" hole and secure the white wire with an eyelet using the screw provided.

5. Route the T-connector harness to the center of the vehicle.

   • Secure the wire to the vehicle crossmember or other mounting point using electrical tape or tie straps.

6. Test the installation with a test light or trailer.

   • Specifications:
     • This unit is rated for 7.5 amps per circuit.

Hardware List:

• T-connector adapter.
• Screw for grounding.
• Eyelet for white wire.

Safety Notes:

• Handle all connectors with care to avoid damage.
• Ensure all connections are clean and securely fastened.
• Ground the white wire securely to a clean, appropriate location.
• Test the installation after completing all steps to verify functionality.

Manufacturer Notes:

• Follow all warnings and instructions provided with the product.
• Use a test light or trailer to confirm proper installation.

Installation Instructions for T-Connector Adapter

Part Numbers:

• 118315

Wiring Access Location:

• Left rear frame rail of the vehicle.

Tools Required:

• Electrical tape or tie straps (not supplied)
• Drill with a 3/32" drill bit

Step-by-Step Instructions:

1. Locate the Vehicle’s Taillight Wiring Harness:

   • The taillight wiring harness is located along the inside of the left rear frame rail.
   • This harness will have a connection point with connectors matching the ends of the T-connector adapter.

2. Separate the Harness Connectors:

   • Note: Be careful not to break the locking tabs.
   • Ensure that the mating surfaces of the connectors are free of dirt and clean them if necessary.

3. Insert the T-Connector Adapter:

   • Insert the T-connector adapter between the harness connectors and lock it into place.
   • Verify that the connectors are fully inserted with locking tabs secure.

4. Ground the White Wire:

   • Locate a suitable grounding point near the connector, such as the vehicle's frame or crossmember.
   • Note: Do not drill into the vehicle floor or bed.
   • Clean dirt and rustproofing from the area.
   • Drill a 3/32" hole and secure the white wire with an eyelet using the provided screw.

5. Route the T-Connector Harness:

   • Route the T-connector harness to the center of the vehicle.
   • Secure the wire to the vehicle crossmember or another mounting point using electrical tape or tie straps.

6. Test the Installation:

   • Test the installation with a test light or trailer to ensure all connections function properly.

Specifications:

• Maximum Current Rating: 7.5 amps per circuit

Hardware List:

• T-connector adapter
• Screw for grounding
• Eyelet for white wire

Safety Notes:

• Handle all connectors with care to avoid damage.
• Ensure all connections are clean and securely fastened.
• Ground the white wire securely to a clean, appropriate location.
• Test the installation after completing all steps to verify functionality.

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 Information:
For complete warranty instructions, please download the full installation PDF.

Note: Follow all warnings and instructions provided with the product. Use a test light or trailer to confirm proper installation.