Two problems related to computer failure have been reported for the 2011 Chevrolet HHR. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Chevrolet HHR based on all problems reported for the 2011 HHR.
Instrument panel functions work intermittently while vehicle is running and flashes on and off. It is a safety concern as the speedometer function does not work while driving vehicle. This problem also affects the ability of transmission to shift into gear properly. When vehicle is checked using diagnostic computer, computer fails to detect code error or identify problem with vehicle. Electrical system.
Tl the contact owns a 2011 Chevrolet Hhr. The contact stated that the onboard computer malfunctioned and caused the power steering, traction control, speedometer, and fuel mileage indicator to go haywire. Gill Chevrolet (4700 e broad st, columbus, OH 43213, (614) 364-4376) repaired the vehicle on three separate visits, but the failure recurred especially in the winter with the cold weather. The manufacturer was not contacted. The vehicle was not repaired. The failure mileage was 37,500.
| Electrical System problems | |
| Ignition Switch problems | |
| Wiring problems | |
| Computer Failure problems | |
| Dash Wiring problems | |
| Battery Cable problems | |
| Ignition problems |