2007 Chevrolet Cobalt Coupe "knocking sound coming dashboard run" Questions

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Question about Chevrolet Cobalt

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...coming from under dashboard. Does not fluctuate in noise while driving..just a constant knocking noise. Banging on dashboard, turning heat on/off does not help.Heat works fine, car runs fine except ...

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Question about Chevrolet Cobalt

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...knocking sound? is it only while under heavy load? ie going uphill in higher gears? is it manual or auto? I don't think that the petrol quality will come up with this noise and also the engine is ...

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Question about Chevrolet Cobalt

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coming out of the facia vents at all. Does the ventilation system behind the dashboard on the E 150, operate on a vacum (Open & Close) or electric motors. I have noticed when selecting vent option

Question about Chevrolet Cobalt

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my car is a 1994 toyota corolla. lately i had my wheels checked and a pad was replaced...however when the job was done, the brake system warning (the light on the dashboard that lights when your brake

Question about Chevrolet Cobalt

1 Answer

...knocking or sounds. It sounds like it is running smoothly. I don't know what the issue is. Scanned the PCM; If the check-engine light comes on, here are some tips on what you should do:- Look ...

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