Why does my car have a rough idle?

Posted on 11/15/2018

A close up of a spark plug on a table | J&H Automotive

There are many reasons for a rough idle from a fuel issue to a misfire from older spark plugs. If your car is running rough it's always a good idea to have it checked out, before it causes an even bigger problem.


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By jhautoinc April 28, 2026
An oil leak can be dangerous
By jhautoinc April 24, 2026
Gear oil is important lubrication
By jhautoinc April 22, 2026
This is repair that should not be put off.
By jhautoinc April 14, 2026
It's a mechanical failure
By jhautoinc April 11, 2026
Alternator should not make noise
By jhautoinc April 7, 2026
A plugged exhaust is an issue for your engine.
By jhautoinc April 3, 2026
This can cause bigger issues with your engine
By jhautoinc March 31, 2026
This could be causing your run-ability issues
By jhautoinc March 27, 2026
They should be replaced on time.
By jhautoinc March 24, 2026
A brake fluid leak is very bad.