Warning, these statistics are based on a biased sample, so should be treated with caution

Number of reviews188
Would buy another GMC?70%
Would not buy another GMC?15%
Average Performance marks8.1
Average Reliability marks7.9
Average Comfort marks8.0
Average Dealer Service marks6.5
Average Running Costs (higher is cheaper)5.9

By year: 2010, 2009, 2008, 2007, 2006, 2005 ...... 1972