There are 1 owner-reported speed control & cruise complaints for the 2008 Hummer H3in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT STATED THAT THE CHECK ENGINE WARNING LIGHT WAS ILLUMINATED WHILE STOPPED AT A TRAFFIC STOP. IN ADDITION, THE VEHICLE HESITATED TO ACCELERATE. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING. THE MECHANIC STATED THAT THE THROTTLE SENSOR WOULD HAVE TO BE REPLACED. THERE WAS A MANUFACTURER'S RECALL FOR THE THROTTLE SENSOR HOWEVER, THE CONTACT'S VIN WAS NOT INCLUDED IN THE MANUFACTURER'S RECALL. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026