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GMC Sierra

These trailer wiring adapter kits are designed to fit GMC Sierra vehicles.

For wiring kits for 2003-2005 GMC Sierras (with factory installed 7-wire round connectors), click here.
Click here if you want to see all Chevrolet & GMC vehicle custom trailer wiring kits.
Click here if you want to see trailer wiring kits for non-Chevrolet and non-GMC models.

1999-2002 GMC Sierra Trailer Wiring Kit

$37.99

Check owners manual for towing capacities

Pictures may not depict actual items

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