GM Authority has learned that certain body-color wheel arch moldings (RPO code SF6) are currently unavailable to order on the 2023 GMC Sierra 1500 and 2023 GMC Sierra HD pickups due to a supply shortage.
Body-color wheel arch moldings are intended to give the 2023 GMC Sierra a more uniform exterior appearance by replacing the flat-black plastic wheel arch moldings that come standard on the pickup with body-color components.
The body-color wheel arch moldings that are currently unavailable to order on the light-duty GMC Sierra 1500 include Summit White (paint code GAZ) and White Frost Tricoat (G1W). Only the Summit White wheel arch moldings are unavailable to order on the 2023 GMC Sierra HD.
While the two white wheel arch moldings are not available to order on the 2023 GMC Sierra 1500, customers can still purchase them in Sterling Metallic (GXD), Volcanic Red Metallic (GNT), Dynamic Blue Metallic (GLT) and Onyx Black (GBA). On the Sierra HD, the moldings are still available in White Frost Tricoat, Onyx Black, Cayenne Red Tintcoat (GSK) and Quicksilver Metallic (GAN).
The SF6 body-color wheel arch moldings are a $750 option on the 2023 GMC Sierra 1500 and an $845 option on the 2023 GMC Sierra HD. They are not available to order on the entry-level Pro trim.
Production of the 2023 GMC Sierra 1500 will commence on August 29th, which applies to both Regular Cab and Crew Cab models. Meanwhile, production of Double Cab models will commence one week later on September 6th. GM began building the 2023 GMC Sierra HD on July 18th, 2022. Production of the GMC Sierra HD takes place at the GM Flint plant in Michigan and GM Oshawa plant in Ontario, while poduction of the GMC Sierra 1500 takes place at the GM Fort Wayne and GM Silao plants.