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Chevy Hhr Check Engine Light. Start the engine of the HHR to ensure the engine light is no longer displayed on the instrument panel. Bad Oxygen Sensor Symptoms. The light could mean a costly problem like a bad catalytic converter or it could be something minor like a loose gas cap. Average failure mileage is 31000 miles.
Your timing chain could have jumped. The light could mean a costly problem like a bad catalytic converter or it could be something minor like a loose gas cap. 2008 Chevy HHR Cruise control quit working with a check engine light coming on. Decarbonization cleans your engine in 30 minutes. The most recently reported issues are listed below. P1415 Secondary Air Injection AIR System.
One problem related to check engine light on has been reported for the 2008 Chevrolet HHR.
The vehicle seems to be working alright. Took it to shop they reset the ECM which solved the problem for the 1ST time the engine was started. P1418 Secondary Air Injection System Relay A Control Circuit High. I then started the vehicle using the key and noticed that the check engine light came on. If the light remains on chances are the code is a hard code. P1409 EGR Vacuum System Leak - Read Our Article on EGR Valve Codes For Help With This Chevy Check Engine Light Code.