Model Year | 2008 | 2008 | 2012 | 2012 |
Model | G6 | G6 | Equus | Equus |
Trim | GT | GXP | Signature | Ultimate |
Body | 4dr Sedan | 4dr Sedan | 4dr Sedan | 4dr Sedan |
| | | | |
Transmission and Drivetrain | |
4-speed manually-shiftable automatic | $900 | | | |
6-speed manually-shiftable automatic | | $1100 | | |
8-speed manually-shiftable automatic | | | $1300 | $1300 |
FWD | $0 | $0 | | |
RWD | | | $0 | $0 |
Accessories | |
Adaptive cruise control | | | $600 | $600 |
Cruise control | $150 | $150 | | |
Heated steering wheel | | | $100 | $100 |
Power trunk closer | | | | $350 |
Power-adjustable pedals | $125 | | | |
Proximity key | | | $250 | $250 |
Remote start | $150 | | | |
Sunshade, rear, power | | | $225 | $225 |
Sunshades, second row, power | | | | $225 |
Tilt/telescoping steering wheel, manual | $250 | $250 | | |
Tilt/telescoping steering wheel, power | | | $350 | $350 |
Universal garage door opener | | | $100 | $100 |
Brakes, Airbags, and Other Safety | |
Active or whiplash-reducing head restraints, front seats | | | $0 | $0 |
Brake assist | | | $50 | $50 |
Knee airbag, driver | | | $75 | $75 |
Lane departure warning | | | $200 | $200 |
Obstacle detection, front | | | $150 | $150 |
Obstacle detection, rear | | | $250 | $250 |
Radar- or camera-based collision preparation system | | | $0 | $0 |
Rear side airbags | | | $300 | $300 |
Rearview camera | | | $200 | $200 |
Wide-view front camera | | | | $150 |
Cargo Management | |
Cargo mat | | | $40 | $40 |
Overhead sunglass holder | | | $25 | $25 |
Rear seat pass-through | | | $100 | |
Refrigerated storage compartment | | | | $250 |
Second-row high console | | | | $250 |
Climate Control | |
Automatic air recirculation | | | $100 | $100 |
Automatic climate control, front | | $200 | $200 | $200 |
Dual-zone climate control | | | $125 | $125 |
Heated windshield washer nozzles | | | $15 | $15 |
Interior air filter | | | $0 | $0 |
Ionizing air filtration | | | $50 | $50 |
Rain-sensing wipers | | | $175 | $175 |
Rear air vents with manual controls | | | $150 | $150 |
Variable intermittent wipers | $75 | $75 | | |
Water-repellent front-door glass | | | $15 | $15 |
Wiper de-icer | | | $25 | $25 |
Exterior | |
Body kit | | $0 | | |
Laminated front side windows | | | $200 | $200 |
Rear spoiler | $200 | $200 | | |
Infotainment | |
Bluetooth audio streaming | | | $25 | $25 |
Bluetooth cell phone link | | | $100 | $100 |
DVD-compatible player | | | $0 | $0 |
Entertainment system, console-mounted | | | | $1000 |
iPod integration | | | $100 | $100 |
MP3-compatible player | | | $50 | $50 |
Navigation system | | | $600 | $600 |
Surround sound | | | $250 | $250 |
Telematics service, such as OnStar | $200 | $200 | | |
Traffic information | | | $25 | $25 |
Voice control for nav and audio | | | $100 | $100 |
Instruments, Lights, and Mirrors | |
Analog clock | | | $25 | $25 |
Auto-dimming driver-side mirror | | | $75 | $75 |
Auto-dimming passenger-side mirror | | | $75 | $75 |
Auto-dimming rearview mirror | | $150 | $150 | $150 |
Compass | | $0 | $0 | $0 |
Heated mirrors | | | $25 | $25 |
Illuminated vanity mirrors, rear seat | | | | $100 |
Interior ambient lighting | | | $150 | $150 |
Mirror tilt-down in reverse | | | $25 | $25 |
Power-folding mirrors | | | $50 | $50 |
Steering-linked headlights | | | $150 | $150 |
Turn signals on or near mirrors | | | $25 | $25 |
Xenon HID headlights | | | $500 | $500 |
Seats and Interior Trim | |
Center armrest(s), second row | | | $50 | $50 |
Cooled or ventilated front seats | | | $300 | $300 |
Cooled or ventilated second row seats | | | | $200 |
Folding second row seats | $300 | $300 | | |
Heated second row seats | | | $200 | $200 |
Illuminated door sill trim plates | | | $200 | $200 |
Leather door panel trim | | | $250 | $250 |
Leather-wrapped steering wheel | $150 | $150 | | |
Manual lumbar adjuster, driver seat | $50 | $50 | | |
Massage, driver seat | | | $100 | $100 |
Massage, right second row seat | | | | $100 |
Memory system, driver seat | | | $200 | $200 |
Power 4-way lumbar adjuster, driver seat | | | $150 | $150 |
Power 4-way lumbar adjuster, right second row seat | | | | $150 |
Power fore-aft adjuster, passenger seat | | | $100 | $100 |
Power headrest height adjuster, driver seat | | | $50 | $50 |
Power headrest height adjuster, passenger seat | | | $50 | $50 |
Power headrest height adjuster, second row seats | | | | $75 |
Power height adjuster, passenger seat | | | $100 | $100 |
Power legrest, right second row seat | | | | $500 |
Power recliner, driver seat | | | $100 | $100 |
Power recliner, passenger seat | | | $100 | $100 |
Power recliner, second row seats | | | $150 | $150 |
Power thigh support length adjuster, driver seat | | | $100 | $100 |
Power tilt adjuster, passenger seat | | | $100 | $100 |
Synthetic suede headliner | | | $650 | $650 |
Upholstered instrument panel, leather | | | $1000 | $1000 |
Wood trim | | | $300 | $300 |
Wood/leather-wrapped steering wheel | | | $150 | $150 |
Suspension, Wheels, and Tires | |
Adaptive dampers - electrical | | | $500 | $500 |
Air suspension, auto-leveling and height adjustable | | | $1000 | $1000 |
Chrome-clad alloy wheels | | $600 | | |
Chrome-plated alloy wheels | | | $850 | $850 |
Machined alloy wheels | $350 | | | |
Performance steering system (optional) | $0 | $0 | | |
Sport suspension (upgrade) | $0 | $0 | | |
Total Value of Features | $2,900 | $3,425 | $14,620 | $17,870 |
Value of Feature Adjustments | $0 | $525 | $11,720 | $14,970 |
Value of Feature Adjustments | 0 | -494 | -10,964 | -13,995 |