2019 GMC Sierra Hitch Wiring
Select Your Submodel
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CURT® - 5th Wheel and Gooseneck Wiring Harness$86.95 - $137.95 -
CURT® - 20" USCAR Wiring Extension Harness (USCAR to USCAR)$28.17 + Save an extra $1.40 with iD FastTrack -
CURT® - T-Connector$92.29 -
- Standard® TC656 - Trailer Connector$48.93 + Save an extra $2.00 with iD FastTrack
- CURT® - OEM Car Socket for 7-Way RV Blade$17.55 - $20.15
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- CURT® - Dual-Output Connector with Backup Alarm$37.92 + Save an extra $1.80 with iD FastTrack
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- CURT® - 8' Dinghy Towing Electrical Adapter & Socket (7-Way RV Blade, Fits USCAR)$106.49 + Save an extra $1.00 with iD FastTrack
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- CURT® - 4-Way Flat Dual-Output Electrical Adapter$32.18 - $51.71
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- CURT® - 4-Way Flat Electrical Adapter with Tester$16.43 - $39.53
- CURT® - 4-Way Flat to Round Adapter$25.32 - $28.28
- CURT® - 4-Way Round to 4-Way Flat Adapter$7.27 - $10.15
- CURT® - 6-Way Round to 4-Way Flat Adapter$9.20 - $14.76
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- CURT® - 7-Pole Round to 4 Flat Adapter$11.75 - $14.74
- CURT® - 7-Way RV Blade Electrical Adapter$9.91 - $18.29
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- CURT® - 7-Way RV Blade Electrical Adapter with Tester$6.77 - $20.86
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- CURT® - 2-Way Flat Connector Plug and Socket$3.67 - $5.90
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