Vehicle Compatibility Information For Buick Allure 5.3L 2008-2009 For Buick LaCrosse 5.3L 2008-2009 For Chevrolet Colorado 3.7L 2008-2012 For Chevrolet Impala 5.3L 2008-2009 For GMC Canyon 3.7L 2008-2012 For Hummer H3 3.7L 2008-2010 For Hummer H3T 3.7L 2009-2010 For Isuzu i-370 3.7L 2008 For Pontiac Grand Prix 5.3L 2008 Symptoms That Indicate You Need A Throttle Body Replacement Vacuum leak Poor or high idle Replace throttle body .
