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2018 GMC Sierra Denali Changes, Updates, New Features
The GMC Sierra Denali line of premium full-size pickup trucks receives several minor updates and changes for the 2018 model year — the fifth model year of the third-generation Sierra.
The changes consist of:
- Deletion of four exterior colors:
- Crimson Red Tintcoat
- Stone Blue Metallic
- Deep Garnet Metallic
- Summit White
- Addition of three exterior colors:
- Quicksilver Metallic
- Red Quartz Tintcoat
- White Frost Tricoat
- Will be late in availability for HD models
- Ordering to begin September of 2017
- Available at extra charge
- Introduction of Performance Front Brake Kit, which includes Red Brembo 6-piston calipers with DuraLife rotors that feature a hardened surface to reduce corrosion and provide quieter braking with less vibration
- Introduction of updated grille on 2018 GMC Sierra 2500HD Denali and 2018 GMC Sierra 3500HD Denali
- Addition of Tire Fill Alert in Tire Pressure Monitoring system on single-rear-wheel models
The updates and changes described here are specific to the U.S. market and may be different for other markets.
Following are GM’s official RPO-level changes and updates for the 2018 GMC Sierra Denali:
Deletions
- (G1E) Crimson Red Tintcoat
- (G1K) Stone Blue Metallic
- (G7T) Deep Garnet Metallic
- (GAZ) Summit White
New Features
- (GAN) Quicksilver Metallic
- (GPJ) Red Quartz Tintcoat
- (G1W) White Frost Tricoat will be late availability for HD models; ordering to begin September of 2017; available at extra charge
- (5JL) LPO, Front Brake Kit-Performance: The Performance Front Brake system features Red Brembo 6-piston calipers with DuraLife rotors that feature a hardened surface to reduce corrosion and provide quieter braking with less vibration
Changes
- Denali grille updated on 2500 and 3500 models
- (UJM) Tire Pressure Monitor now includes Tire Fill Alert on SRW (single rear wheel) models
