2018 GMC Sierra 3500HD Changes, Updates, New Features

The 2018 GMC Sierra 3500HD line of heavy-duty full-size pickup trucks receives several minor updates and changes:

Exterior

• Deletion of three exterior colors:
  • Crimson Red Tintcoat
  • Deep Garnet Metallic
  • Pepperdust Metallic
• Addition of two exterior colors:
  • Deep Mahogany Metallic
  • Red Quartz Tintcoat

Interior

• Addition of Rear Vision Camera as standard equipment on all models (was available on 1SA/base on 2017 Sierra), resulting in the removal of the Rear Vision Camera from the Sierra Convenience Package and Sierra Convenience Plus Package
• Replacement of base 4-speaker audio system with 6-speaker sound system on 1SA (base) Regular Cab models
• GMC Infotainment System with 7-inch screen (IOB) replaces AM/FM radio with 4.2-inch diagonal color display on 1SA/base models
  • This results in the Sierra Convenience Plus Package no longer including the IntelliLink Radio with 7-inch diagonal color touch-screen (IOB)
  • Other models get the GMC Infotainment System Radio with 8-inch diagonal color touchscreen (IO5) or the same unit with embedded navigation (IO6)
• Addition of Tire Fill Alert in Tire Pressure Monitoring system on single-rear-wheel models

Packages

• Addition of new content to All Terrain HD Package
  • For the 2018 model year, the package adds:
    • (NZZ) underbody shield, all-terrain grille insert with body color grille surround and chrome accents (replacing the all terrain grille insert with chrome grille surround)
    • (DP6) Black painted mirror caps
    • (D75) body color door handles
    • (B86) body color side moldings
    • Black belt moldings
    • Black skid plate, sill plates
    • (RIA) floor liners (LPO)
    • (RVS) 4-inch black round assist steps (LPO)
  • The package already included:
    • (CGN) spray-on bed liner
    • (QGM) LT265/70R18E all-terrain, blackwall tires
    • (UD5) Front and Rear Park Assist
    • (Z71) Off-Road Suspension Package
    • (NZZ) underbody shield, all terrain grille insert with chrome grille surround
    • (UVD) heated steering wheel
    • (VB5) front body-color bumper
    • (VT5) rear body-color bumper with Cornerstep, sill plates and (RIA) floor liners (LPO)

Discussion

Discuss the 2018 GMC Sierra 3500HD in our GMC forum.