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What is your question?
H3 won't go over 30mph and when it comes to a stop the vehicle shakes
How long has your 2007 Hummer H3 had this problem?
1 day
1 Reply
Hi - Dave here, contributing to RepairPal and providing expert advice since 2010. Sounds like an issue that requires diagnosis using a diagnostic tool to find out what kind of trouble codes are occurring so that you can trace it back and find out what's happening in the specific components that are being referred to. https://repairpal.com/auto-repair-near-me Click the link to find some shops near you who can help out!