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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)

The updates and changes described here are specific to the U.S. market and may be different for other markets.

Discussion

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

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