What Changed

290hp V8-powered GXP model added. GXP package also includes 18 in wheels, upgraded brakes and distinct styling. All Grand Prixs feature as OnStar standard. MP3-capable CD radio. Optional DVD-based navigation system. Optional dual-zone A/C. Optional remote starter.

Comparison to Prior Model

2005 Pontiac Grand Prix 2004 Pontiac Grand Prix
2005 Pontiac Grand Prix 2004 Pontiac Grand Prix
Price Range ($) $23,060 - $29,335 $21,760 - $25,860
Length (in) 198.3 198.3
Wheelbase (in) 110.5 110.5
Width (in) 73.8 73.8
Height (in) 55.9 55.9
Track (in) 61.7 61.7
Exterior Volume (cu. ft.) 395.8 395.8
Curb Weight (lbs.) 3477-3600 3477-3583
Legroom Total (in.)
Passenger Volume (cu. ft.)
Cargo Volume (cu. ft.)
Driven Wheels
  • FWD
  • FWD
Engines
  • 3.8l V6 (200-bhp)
  • 3.8l V6 S (260-bhp)
  • 5.3l V8 (290-bhp)
  • 3.8l V6 (200-bhp)
  • 3.8l V6 S (260-bhp)
Transmissions A4 A5
City MPG
Highway MPG
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