Light Oak/Medium Oak interior trim. Onstar is now optional on Tahoe LS. 2002 Tahoe LS receives a plethora of new standard features, including: six-way power adjustable seats, heated exterior mirrors with drivers-side auto-dimming feature, electric rear-window defogger and HomeLink Universal Transmitter. Base trim is discontinued. Vortec 5300 V8 is now flex-fuel E85 capable. Tahoe LT models ordered in Redfire Metallic now come with body-color front bumper cap, bodyside moldings and wheel flares. Premium ride suspension is made standard on all models (excluding Z71). 2003 GM's full-size SUVs saw a major refresh for the 2003 model year. New features include: StabiliTrak stability enhancement system, dual-level airbags, passenger-sensing system, adjustable brake and accelerator pedals with memory. New radio systems with Radio Data System (RDS), custom designed Bose audio system available on models with front bucket seats, XM Satellite Radio, and Panasonic rear-seat DVD entertainment system. Tri-Zone climate control with manual controls standard on LS and Z71, automatic controls standard on LT. Second-row bucket seats optional on models with leather seating surfaces. LT models feature power-adjustable, body-color exterior mirrors with power folding, memory and integrated turn signal indicators. 2003 Tahoe's provided early compliance to the 2005 LATCH (Lower Anchors and Tethers for Children) federal safety standards. A redesigned instrument cluster featured a new Driver Information Center, which can monitor and report on up to 34 different vehicle system functions including: Service StabiliTrak, Ice Possible and Door Ajar. The interior was refreshed, including a new eight-button steering wheel that allows the driver to safely access new infotainment features as well as a redesigned center console. There were also new improvements to the powertrain and electrical system for 2003. These included a new Electronic Throttle Control (ETC) system to improve throttle feel and new oxygen sensors to improve durability and reduce emissions during engine warm-up. Models sold in California received a more robust catalytic-converter to meet Ultra Low Emissions Vehicle (ULEV) standards. A new battery-rundown protection system automatically turns off the headlamps, parking lamps, and interior lighting if left on for more than 10 minutes with the key removed from the ignition. New colors for 2003 include Sandalwood Metallic and Dark Spiral Gray Metallic. 2004 The Tahoe received minor updates for 2004, most notably newly designed 16 and 17-inch wheel choices and a tire pressure monitoring system. Hydroboost brakes and a front passenger seat belt reminder were also added as was a 7-to-4 pin trailer