vibration at low rpm when at a stop. vibration increases when ac is on.
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2005 Chevrolet Trailblazer
Question: engine vibration
Answer #1mastertech6371 September 03, 2012, 08:14Master
check motor mounts. how does it run?? are you up to date on all your services??
Autohaus Lake Norman from Autohaus Lake Norman, September 03, 2012, 11:06Journeyman
Motor mounts are common, but could be something as simple as cleaning the throttle body out. When its dirty, the vehicle idles a bit lower than normal, even worse when the A/C is on. This can exaggerate normal vibrations.