2011 Chevrolet HHR Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2011 Chevrolet HHR
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2011 Chevrolet HHR ProblemsCheck Engine Light Due to Gas Cap Issue
A Loose or worn gas cap may cause Check Engine Light to illuminate.
2011 Chevrolet HHR Questionsside of door (1 answer)
when car get up to speed it has a humming noise
I first noticed this problem while driving on an interstate for a 2 hour trip. I noticed that even after letting off the accelerator that my engine was trying to stay in a higher gear and therefore a significant delay in the change of gears and speed reduction. Moreover it sounds as though the en...
What is the problem
2011 Chevrolet HHR RecallsIgnition Lock Cylinder Concern
In order to help prevent rollaway type accidents, all late model vehicles are designed so that the transmission must be in park (or reverse for a manual transmission) before the ignition switch can be turned to the "off" position and the key removed. These vehicles are being recalled because the key can be removed when the ignition is not in the "off" position, increasing the risk of a rollaway type accident. Dealers will inspect the vehicle and replace the ignition lock cylinder as necessary. 2 new keys will also be supplied and programmed as required.